Exhibit 8

Principal Subsidiary Undertakings as at 31 December 2014



|                              |  |                                                                                                                  |  |  |                       |  |  |                                                                                                                                                        
|----------------------------- |  | ---------------------------------------------------------------------------------------------------------------- |  |  | --------------------- |  |  | -------------------------------------------------------------------------------------------------------------------------------------------------------
|Incorporated and operating in |  | % held                                                                                                           |  |  | Products and services
|Europe Heavyside              |  |                                                                                                                  | 
|Belgium                       |  | VVM N.V.                                                                                                         |  |  | 100                   |  |  | Cement transport and trading, readymixed concrete, clinker grinding                                                                                    
|                              |  | Douterloigne N.V.                                                                                                |  |  | 100                   |  |  | Concrete floor elements, pavers and blocks                                                                                                             
|                              |  | Ergon N.V.                                                                                                       |  |  | 100                   |  |  | Precast concrete and structural elements                                                                                                               
|                              |  | Stradus Aqua N.V.                                                                                                |  |  | 100                   |  |  | Concrete paving, sewerage and water treatment                                                                                                          
|                              |  | Oeterbeton N.V.                                                                                                  |  |  | 100                   |  |  | Precast concrete                                                                                                                                       
|                              |  | Prefaco N.V.                                                                                                     |  |  | 100                   |  |  | Precast concrete structural elements                                                                                                                   
|                              |  | Remacle S.A.                                                                                                     |  |  | 100                   |  |  | Precast concrete products                                                                                                                              
|                              |  | Schelfhout N.V.                                                                                                  |  |  | 100                   |  |  | Precast concrete wall elements                                                                                                                         
|                              |  | Stradus Infra N.V.                                                                                               |  |  | 100                   |  |  | Concrete paving and landscaping products                                                                                                               
|                              |  | Marlux N.V.                                                                                                      |  |  | 100                   |  |  | Concrete paving and landscaping products                                                                                                               
|Britain &                     |  | Anderton Concrete Products Limited                                                                               |  |  | 100                   |  |  | Precast and pre-stressed concrete products                                                                                                             
|Northern Ireland              |  | Northstone (NI) Limited (including Farrans, Ready Use Concrete, R.J. Maxwell & Son, Scott (Toomebridge) Limited) |  |  | 100                   |  |  | Aggregates, readymixed concrete, mortar, coated macadam, rooftiles, building and civil engineering contracting                                         
|                              |  | Premier Cement Limited                                                                                           |  |  | 100                   |  |  | Marketing and distribution of cement                                                                                                                   
|                              |  | Forticrete Limited                                                                                               |  |  | 100                   |  |  | Concrete masonry products and rooftiles                                                                                                                
|                              |  | Ibstock Brick Limited                                                                                            |  |  | 100                   |  |  | Clay brick manufacturer                                                                                                                                
|                              |  | Supreme Concrete Limited                                                                                         |  |  | 100                   |  |  | Concrete fencing, lintels and floorbeams                                                                                                               
|Denmark                       |  | Betongruppen RBR A/S                                                                                             |  |  | 100                   |  |  | Concrete paving manufacturer                                                                                                                           
|                              |  | CRH Concrete A/S                                                                                                 |  |  | 100                   |  |  | Structural concrete products                                                                                                                           
|Finland                       |  | Finnsementti Oy                                                                                                  |  |  | 100                   |  |  | Cement                                                                                                                                                 
|                              |  | Rudus Oy                                                                                                         |  |  | 100                   |  |  | Aggregates, readymixed concrete and concrete products                                                                                                  
|France                        |  | Béton Moulé Industriel S.A.                                                                                      |  |  | 99.98                 |  |  | Precast concrete products                                                                                                                              
|                              |  | Lindustrielle du Béton S.A.*                                                                                    |  |  | 100                   |  |  | Structural concrete products                                                                                                                           
|                              |  | Marlux                                                                                                           |  |  | 100                   |  |  | Concrete paving manufacturer                                                                                                                           
|                              |  | Stradal                                                                                                          |  |  | 100                   |  |  | Utility and infrastructural concrete products                                                                                                          
|Germany                       |  | CRH Clay Solutions GmbH*                                                                                         |  |  | 100                   |  |  | Clay brick, pavers and rooftiles                                                                                                                       
|                              |  | EHL AG                                                                                                           |  |  | 100                   |  |  | Concrete paving and landscape walling products                                                                                                         
|Hungary                       |  | Ferrobeton Beton-és Vasbetonelem gyártó Zrt.                                                                     |  |  | 100                   |  |  | Precast concrete structural elements                                                                                                                   
|Ireland                       |  | Irish Cement Limited                                                                                             |  |  | 100                   |  |  | Cement                                                                                                                                                 
|                              |  | Clogrennane Lime Limited                                                                                         |  |  | 100                   |  |  | Burnt and hydrated lime                                                                                                                                
|                              |  | Roadstone Wood Limited                                                                                           |  |  | 100                   |  |  | Aggregates, readymixed concrete, mortar, coated macadam, concrete blocks and pipes, asphalt, agricultural and chemical limestone and
contract surfacing
|Netherlands                   |  | Cementbouw B.V.                                                                                                  |  |  | 100                   |  |  | Cement transport and trading, readymixed concrete and aggregates                                                                                       
|                              |  | Calduran Kalkzandsteen B.V.                                                                                      |  |  | 100                   |  |  | Sand-lime bricks and building elements                                                                                                                 
|                              |  | CRH Kleiwaren Beheer B.V.                                                                                        |  |  | 100                   |  |  | Clay brick manufacturer                                                                                                                                
|                              |  | CRH Structural Concrete B.V.                                                                                     |  |  | 100                   |  |  | Precast concrete structural elements                                                                                                                   
|                              |  | Dycore B.V.                                                                                                      |  |  | 100                   |  |  | Concrete flooring elements                                                                                                                             
|                              |  | Struyk Verwo Groep B.V.                                                                                          |  |  | 100                   |  |  | Concrete paving products                                                                                                                               
|Poland                        |  | Bosta Beton Sp. z o.o.                                                                                           |  |  | 90.30                 |  |  | Readymixed concrete                                                                                                                                    
|                              |  | CRH Klinkier Sp. z o.o.                                                                                          |  |  | 100                   |  |  | Clay brick manufacturer                                                                                                                                
|                              |  | Drogomex Sp. z o.o.*                                                                                             |  |  | 99.94                 |  |  | Asphalt and contract surfacing                                                                                                                         
|                              |  | Ergon Poland Sp. z o.o.                                                                                          |  |  | 100                   |  |  | Structural concrete products                                                                                                                           
|                              |  | Grupa Ożarów S.A.                                                                                                |  |  | 100                   |  |  | Cement                                                                                                                                                 
|                              |  | Grupa Prefabet S.A.*                                                                                             |  |  | 100                   |  |  | Concrete products                                                                                                                                      
|                              |  | Masfalt Sp. z o.o.*                                                                                              |  |  | 100                   |  |  | Asphalt and contract surfacing                                                                                                                         
|                              |  | O.K.S.M. S.A.                                                                                                    |  |  | 100                   |  |  | Aggregates                                                                                                                                             
|                              |  | Polbruk S.A.                                                                                                     |  |  | 100                   |  |  | Readymixed concrete and concrete paving                                                                                                                
|                              |  | Trzuskawica S.A.                                                                                                 |  |  | 99.95                 |  |  | Production of lime and lime products                                                                                                                   
|Romania                       |  | Ferrobeton Romania SRL                                                                                           |  |  | 100                   |  |  | Structural concrete products                                                                                                                           
|                              |  | Elpreco S.A.                                                                                                     |  |  | 100                   |  |  | Architectural concrete products                                                                                                                        
|Slovakia                      |  | Premac, spol. s.r.o.                                                                                             |  |  | 100                   |  |  | Concrete paving and floor elements                                                                                                                     
|Spain                         |  | Beton Catalan S.A.                                                                                               |  |  | 100                   |  |  | Readymixed concrete                                                                                                                                    
|                              |  | Cementos Lemona S.A.                                                                                             |  |  | 98.75                 |  |  | Cement                                                                                                                                                 



---

|                              |  |                                                               |  |  |                       |  |  |                                                                
|----------------------------- |  | ------------------------------------------------------------- |  |  | --------------------- |  |  | ---------------------------------------------------------------
|Incorporated and operating in |  | % held                                                        |  |  | Products and services
|Europe Heavyside |continued   |  |                                                               | 
|Switzerland                   |  | JURA-Holding AG                                               |  |  | 100                   |  |  | Cement, aggregates and readymixed concrete                     
|                              |  | Element AG Schweiz                                            |  |  | 100                   |  |  | Prefabricated structural concrete elements                     
|Ukraine                       |  | LLC Cement*                                                   |  |  | 51                    |  |  | Cement and clinker grinding                                    
|                              |  | PJSC Mykolaivcement                                           |  |  | 99.27                 |  |  | Cement                                                         
|                              |  | Podilsky Cement PJSC                                          |  |  | 99.60                 |  |  | Cement                                                         
|                              |  |                                                              
|Europe Lightside              |  |                                                               |  |  |                       | 
|                              |  |                                                               | 
|Belgium                       |  | Plakabeton N.V.                                               |  |  | 100                   |  |  | Construction accessories                                       
|Britain &                     |  | Anchor Bay Construction Products*                             |  |  | 100                   |  |  | Construction accessories                                       
|Northern                      |  | Ancon Limited                                                 |  |  | 100                   |  |  | Construction accessories                                       
|Ireland                       |  | CRH Fencing & Security Group (UK) Limited                     |  |  | 100                   |  |  | Security fencing                                               
|                              |  | Cubis                                                         |  |  | 100                   |  |  | Supplier of access chambers and ducting products               
|                              |  | Security Windows Shutters Limited                             |  |  | 100                   |  |  | Physical security, industrial and garage doors, roofing systems
|France                        |  | Heras Clôture S.A.R.L.                                        |  |  | 100                   |  |  | Temporary fencing                                              
|                              |  | Plaka Group France S.A.S.                                     |  |  | 100                   |  |  | Construction accessories                                       
|Germany                       |  | Alulux GmbH*                                                  |  |  | 100                   |  |  | Roller shutter and awning systems                              
|                              |  | ERHARDT Markisenbau GmbH*                                     |  |  | 100                   |  |  | Roller shutter and awning systems                              
|                              |  | Halfen GmbH                                                   |  |  | 100                   |  |  | Construction accessories                                       
|                              |  | Hammerl GmbH                                                  |  |  | 100                   |  |  | Construction accessories                                       
|                              |  | Heras-Adronit GmbH                                            |  |  | 100                   |  |  | Security fencing and access control                            
|                              |  | Reuss-Seifert GmbH                                            |  |  | 100                   |  |  | Construction accessories                                       
|Ireland                       |  | Plaka Ireland Limited*                                        |  |  | 100                   |  |  | Construction accessories                                       
|Italy                         |  | Halfen S.R.L., Società Unipersonale*                          |  |  | 100                   |  |  | Construction accessories                                       
|Netherlands                   |  | Aluminium Verkoop Zuid B.V.                                   |  |  | 100                   |  |  | Roller shutter and awning systems                              
|                              |  | Heras B.V.                                                    |  |  | 100                   |  |  | Security fencing and perimeter protection                      
|                              |  | Mavotrans B.V.                                                |  |  | 100                   |  |  | Construction accessories                                       
|Norway                        |  | Halfen AS*                                                    |  |  | 100                   |  |  | Construction accessories                                       
|Spain                         |  | Plakabeton S.L.U.                                             |  |  | 100                   |  |  | Construction accessories                                       
|Sweden                        |  | Heras Stängsel AB*                                            |  |  | 100                   |  |  | Security fencing                                               
|Switzerland                   |  | F.J. Aschwanden AG*                                           |  |  | 100                   |  |  | Construction accessories                                       
|                              |  |                                                              
|Europe Distribution           |  |                                                               |  |  |                       | 
|                              |  |                                                               | 
|Austria                       |  | Quester Baustoffhandel GmbH                                   |  |  | 100                   |  |  | Builders merchants                                             
|Belgium                       |  | Lambrechts N.V.                                               |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | Sax Sanitair N.V.                                             |  |  | 75                    |  |  | Sanitary ware, heating and plumbing                            
|                              |  | Schrauwen Sanitair en Verwarming N.V.                         |  |  | 100                   |  |  | Sanitary ware, heating and plumbing                            
|                              |  | Van Neerbos België N.V.                                       |  |  | 100                   |  |  | DIY stores                                                     
|France                        |  | CRH Ile de France Distribution*                               |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | CRH TP Distribution                                           |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | CRH Normandie Distribution                                    |  |  | 100                   |  |  | Builders merchants                                             
|Germany                       |  | BauKing AG                                                    |  |  | 100                   |  |  | Builders merchants, DIY stores                                 
|                              |  | Andreas Paulsen GmbH                                          |  |  | 100                   |  |  | Sanitary ware, heating and plumbing                            
|Netherlands                   |  | CRH Bouwmaten B.V.                                            |  |  | 100                   |  |  | Cash & Carry building materials                                
|                              |  | CRH Bouwmaterialenhandel B.V.                                 |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | NVB Ubbens Bouwstoffen B.V.                                   |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | Royal Roofing Materials B.V.                                  |  |  | 100                   |  |  | Roofing materials merchant                                     
|                              |  | Stoel van Klaveren Bouwstoffen B.V.                           |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | Van Neerbos Bouwmaterialen B.V.                               |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | Van Neerbos Bouwmarkten B.V.                                  |  |  | 100                   |  |  | DIY stores                                                     
|                              |  | Wij©ks B.V.                                                  |  |  | 100                   |  |  | Builders merchants                                             
|Switzerland                   |  | BR Bauhandel AG (trading as BauBedarf and Richner)            |  |  | 100                   |  |  | Builders merchants, sanitary ware and ceramic tiles            
|                              |  | Gétaz Romang Holding SA (trading as Gétaz Romang and Miauton) |  |  | 100                   |  |  | Builders merchants                                             
|                              |  | Regusci Reco S.A. (trading as Regusci and Reco)               |  |  | 100                   |  |  | Builders merchants                                             



---

Principal Subsidiary Undertakings | continued



|                              |  |                                       |  |  |                       |  |  |                                                                                                      
|----------------------------- |  | ------------------------------------- |  |  | --------------------- |  |  | -----------------------------------------------------------------------------------------------------
|Incorporated and operating in |  | % held                                |  |  | Products and services
|Americas Materials            |  |                                       |  |  |                       | 
|United States                 |  | Oldcastle Materials, Inc.             |  |  | 100                   |  |  | Holding company                                                                                      
|                              |  | APAC Holdings, Inc. and Subsidiaries  |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Callanan Industries, Inc.             |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | CPM Development Corporation           |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete, prestressed concrete and related construction activities   
|                              |  | Dolomite Products Company, Inc.       |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Eugene Sand Construction, Inc.        |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Evans Construction Company            |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Hills Materials Company               |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Michigan Paving and Materials Company |  |  | 100                   |  |  | Aggregates, asphalt and related construction activities                                              
|                              |  | Mountain Enterprises, Inc.            |  |  | 100                   |  |  | Aggregates, asphalt and related construction activities                                              
|                              |  | OMG Midwest, Inc.                     |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Preferred Materials Inc.              |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete, aggregates distribution and related construction activities
|                              |  | Oldcastle SW Group, Inc.              |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Pennsy Supply, Inc.                   |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Pike Industries, Inc.                 |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | P.J. Keating Company                  |  |  | 100                   |  |  | Aggregates, asphalt and related construction activities                                              
|                              |  | Staker & Parson Companies             |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | The Shelly Company                    |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Tilcon Connecticut, Inc.              |  |  | 100                   |  |  | Aggregates, asphalt, readymixed concrete and related construction activities                         
|                              |  | Tilcon New York, Inc.                 |  |  | 100                   |  |  | Aggregates, asphalt and related construction activities                                              
|                              |  | Trap Rock Industries, LLC*            |  |  | 60                    |  |  | Aggregates, asphalt and related construction activities                                              
|                              |  | West Virginia Paving, Inc.            |  |  | 100                   |  |  | Aggregates, asphalt and related construction activities                                              



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|                                 |  |                                                                                                                                                                                                           |  |  |                       |  |  |                                                                                                       
|-------------------------------- |  | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |  |  | --------------------- |  |  | ------------------------------------------------------------------------------------------------------
|Incorporated and operating in    |  | % held                                                                                                                                                                                                    |  |  | Products and services
|Americas Products & Distribution |  |                                                                                                                                                                                                           |  |  |                       | 
|                                 |  |                                                                                                                                                                                                           | 
|Argentina                        |  | CRH Sudamericana S.A.                                                                                                                                                                                     |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Canteras Cerro Negro S.A.                                                                                                                                                                                 |  |  | 99.98                 |  |  | Clay rooftiles, wall tiles and floor tiles                                                            
|                                 |  | Cormela S.A.                                                                                                                                                                                              |  |  | 100                   |  |  | Clay blocks                                                                                           
|                                 |  | Superglass S.A.                                                                                                                                                                                           |  |  | 100                   |  |  | Fabricated and tempered glass products                                                                
|Canada                           |  | Building Products                                                                                                                                                                                         |  |  |                       |  |  |                                                                                                       
|                                 |  | Oldcastle BuildingEnvelope® Canada, Inc.                                                                                                                                                                  |  |  | 100                   |  |  | Custom fabricated and tempered glass products and curtain wall                                        
|                                 |  | Oldcastle Building Products Canada, Inc. (trading as Décor Precast, Expocrete Concrete Products, Groupe Permacon, Oldcastle
Enclosure Solutions and Transpavé)                                            |  |  | 100                   |  |  | Masonry, paving and retaining walls, utility boxes and trenches                                       
|Chile                            |  | Vidrios Dell Orto, S.A.                                                                                                                                                                                   |  |  | 99.90                 |  |  | Fabricated and tempered glass products                                                                
|                                 |  | Comercial Duomo Limitada                                                                                                                                                                                  |  |  | 99.99                 |  |  | Wholesaler and retailer of specialised building products                                              
|United States                    |  | Americas Products & Distribution, Inc.                                                                                                                                                                    |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | CRH America, Inc.                                                                                                                                                                                         |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Oldcastle, Inc.                                                                                                                                                                                           |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Building Products                                                                                                                                                                                         |  |  |                       |  |  |                                                                                                       
|                                 |  | Oldcastle Architectural, Inc.                                                                                                                                                                             |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Oldcastle Building Products, Inc.                                                                                                                                                                         |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Big River Industries, Inc.                                                                                                                                                                                |  |  | 100                   |  |  | Lightweight aggregates                                                                                
|                                 |  | Bonsal American, Inc.                                                                                                                                                                                     |  |  | 100                   |  |  | Premixed cement and asphalt products                                                                  
|                                 |  | Glen-Gery Corporation                                                                                                                                                                                     |  |  | 100                   |  |  | Clay bricks                                                                                           
|                                 |  | Merchants Metals, Inc.                                                                                                                                                                                    |  |  | 100                   |  |  | Fabrication and distribution of fencing products                                                      
|                                 |  | Meadow Burke, LLC                                                                                                                                                                                         |  |  | 100                   |  |  | Concrete accessories                                                                                  
|                                 |  | Oldcastle APG Northeast, Inc. (trading principally as Anchor Concrete Products and Trenwyth Industries)                                                                                                   |  |  | 100                   |  |  | Specialty masonry, hardscape and patio products                                                       
|                                 |  | Oldcastle APG South, Inc. (trading principally as Adams Products, Georgia Masonry Supply, Northfield Block Company and Oldcastle
Coastal)                                                                 |  |  | 100                   |  |  | Specialty masonry, hardscape and patio products                                                       
|                                 |  | Oldcastle APG West, Inc. (trading principally as Amcor Masonry Products, Central Pre-Mix Concrete Products, Texas Masonry Products,
Miller Rhino Materials, Sierra Building Products and Superlite Block) |  |  | 100                   |  |  | Specialty masonry and stone products, hardscape and patio products                                    
|                                 |  | Oldcastle BuildingEnvelope®, Inc.                                                                                                                                                                         |  |  | 100                   |  |  | Custom fabricated architectural glass                                                                 
|                                 |  | Oldcastle Lawn & Garden, Inc.                                                                                                                                                                             |  |  | 100                   |  |  | Patio products, bagged stone, mulch and stone                                                         
|                                 |  | Oldcastle Precast, Inc.                                                                                                                                                                                   |  |  | 100                   |  |  | Precast concrete products, concrete pipe, prestressed plank and structural elements                   
|                                 |  | Oldcastle Surfaces, Inc.                                                                                                                                                                                  |  |  | 100                   |  |  | Custom fabrication and installation of countertops                                                    
|                                 |  | Distribution                                                                                                                                                                                              |  |  |                       |  |  |                                                                                                       
|                                 |  | Oldcastle Distribution, Inc.                                                                                                                                                                              |  |  | 100                   |  |  | Holding company                                                                                       
|                                 |  | Allied Building Products Corp.                                                                                                                                                                            |  |  | 100                   |  |  | Distribution of roofing, siding and related products, wallboard, metal studs, acoustical tile and
grid



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Principal Equity Accounted Investmentsas at 31 December 2014



|                              |  |                                                                  |  |  |                       |  |  |                                            
|----------------------------- |  | ---------------------------------------------------------------- |  |  | --------------------- |  |  | -------------------------------------------
|Incorporated and operating in |  | % held                                                           |  |  | Products and services
|                              |  |                                                                 
|Europe Heavyside              |  |                                                                  |  |  |                       | 
|                              |  |                                                                  | 
|China                         |  | Jilin Yatai Group Building Materials Investment Company Limited* |  |  | 26                    |  |  | Cement                                     
|India                         |  | My Home Industries Limited                                       |  |  | 50                    |  |  | Cement                                     
|Ireland                       |  | Kemek Limited*                                                   |  |  | 50                    |  |  | Commercial explosives                      
|Israel                        |  | Mashav Initiating and Development Limited                        |  |  | 25                    |  |  | Cement                                     
|                              |  |                                                                 
|Europe Distribution           |  |                                                                  |  |  |                       | 
|                              |  |                                                                  | 
|France                        |  | Doras S.A.                                                       |  |  | 56.95                 |  |  | Builders merchants                         
|                              |  | Samse S.A.*                                                      |  |  | 21.13                 |  |  | Builders merchants and DIY stores          
|Netherlands                   |  | Bouwmaterialenhandel de Schelde B.V.                             |  |  | 50                    |  |  | DIY stores                                 
|                              |  | Intergamma B.V.                                                  |  |  | 48.57                 |  |  | DIY franchisor                             
|Portugal                      |  | Modelo Distribuição de Materials de Construção S.A.*             |  |  | 50                    |  |  | DIY stores                                 
|                              |  |                                                                 
|Americas Materials            |  |                                                                  |  |  |                       | 
|                              |  |                                                                  | 
|United States                 |  | American Cement Company, LLC*                                    |  |  | 50                    |  |  | Cement                                     
|                              |  | Boxley Aggregates of West Virginia, LLC*                         |  |  | 50                    |  |  | Aggregates                                 
|                              |  | Southside Materials, LLC*                                        |  |  | 50                    |  |  | Aggregates                                 
|                              |  | Cadillac Asphalt, LLC*                                           |  |  | 50                    |  |  | Asphalt                                    
|                              |  | Piedmont Asphalt, LLC*                                           |  |  | 50                    |  |  | Asphalt                                    
|                              |  | American Asphalt of West Virginia, LLC*                          |  |  | 50                    |  |  | Asphalt and related construction activities
|                              |  | HMA Concrete, LLC*                                               |  |  | 50                    |  |  | Readymixed concrete                        
|                              |  | Buckeye Ready Mix, LLC*                                          |  |  | 45                    |  |  | Readymixed concrete                        



|* | Audited by firms other than Ernst & Young
|- | -----------------------------------------