︱Introduction ︱Business Overview by Segment(Year ended March 2023)

Facilities Construction Business
Net Sales

155.7billion yen*

Net Sales
Composition Ratio

82%

HVAC and Plumbing for Building,Industrial HVAC, and Electrical Systems

76%

Our Facilities Construction Business isconducted in ways that are friendly to bothpeople and the environment and throughsystems that are convenient, comfortable, andefficient, and also save energy. We are engaged
in wide-ranging fields, including HVAC andplumbing systems for buildings, industrial
HVAC systems, and electrical systems.

Main Sales Items

Net SalesCompositionRatio● HVAC and Plumbing for Buildings• HVAC systems• Industrial HVACsystems• Clean rooms• Environmentalcontrol systems• Electrical systems • Telecommunication systems • Electrical civil engineering%● Facility Systems

We serve the needs of offices and otherworkplaces by providing design and project
management for construction and relocation
as well as strategic and operational consulting
services.

• Project management and designing of fit-out and relocation of offices andworkplaces• Consulting involving overall work style

Main Sales Items6• Nuclear power-related facilities• Semiconductor manufacturing facilities• Battery manufacturing facilities• Plumbing system for water supply anddrainage• Food service equipment• Disaster prevention systems● Electrical Systems

Facility Systems Business
Net Sales
Composition
Ratio• Pharmaceutical andfood manufacturingfacilities• Freezing andrefrigeration• District heating andcooling plants● Smart Building Solutions• Central monitoring and automatedcontrol systems• ITC solutions• Crisis management (BCP) solutions• IP phone solutions• S ecurity-related solutions

Plants & Machinery Systems Business
Net Sales

32.8 billion yen*

Net Sales
Composition Ratio

17%

Machinery Systems Business

4%

Main Sales Items

Net Sales
CompositionRatio

We provide material handling systems
and conveyance systems that meetcustomer needs and challenges insupply chain management.

● Conveyance Systems

Environmental Systems Business%• Sorting devices• Distribution-related conveyors• Automated warehouse● Material Handling Systems• FA systems• Airport baggage and cargo handling systems• Clean conveyance systems• Medical handling systems• Material handling systems• Handling information control systems● Water Treatment

Main Sales Items

13Net Sales
Composition
Ratio

We develop unique facilities andsystems for water and sewage
treatment and waste treatment toenhance living environments whileconserving energy and reducing CO2emissions.

• Lightweight conveyors• Water and sewage treatment facilities• General and industrial waste disposal
and recycling facilities• Sludge recycling facilities● Waste Treatment• Waste incineration facilities• Landfill wastewater treatment facilities

10SANKI REPORT 2023

• Industrial wastewater and waste
gas treatment facilities• Plant facilities for the food andchemical industries• Sludge incineration
facilities

Group Companies

Major Projects

Organization (as of April 1, 2023)

Facilities Construction Business● Sanki Techno Support Co., Ltd.

Board of Directors● Sanki Construction Engineering (Shanghai) Co., Ltd.

● Tomakomai Netsu Service Co., Ltd.

● CAD-KENDORO Co., Ltd.

Management Meeting

HVAC and Plumbing for Buildings Business Industrial HVAC Business

Secretarial Office

Supercomputer Fugaku

Electrical Systems Business

Board of Company
Auditors

President● Thai Sanki Engineering & Construction Co., Ltd.

Kurita Innovation Hub, Kurita Water Industries Ltd.

Smart Building Solutions BusinessMechanical &Electrical Contracting Headquarters

Internal Audit Office

Sales Administration Division

Management PlanningOffice

Technical Administration Division

Legal Affairs Office

Procurement Division

Labor Safety and Health
Promotion OfficeInternational Business
Administration Division

Chief Cost Inspector
OfficeTokyo Branch
Yokohama Branch OfficeInformation Systems
OfficeFacility Systems Business

DX Promotion Division
Sustainability Promotion
Division
General Affairs andHuman Resources Division
Toranomon Hills Business Tower

Nippon Life Yodoyabashi Building

Kanae Tochigi Factory No. 3 Factory Building

Accounting Division
Sanki Techno Center
Technical Research &Development Center

Group Companies
Machinery SystemsBusiness

Major ProjectsIbaraki Branch OfficeKansai Branch
Kyoto Branch Office
Kobe Branch Office
Shikoku Branch Office

Shizuoka Branch Office

Machinery Systems BusinessToyota Branch Office
Mikawa Branch OfficeEnvironmental SystemsBusiness

Kyushu Branch Office● Sanki Kako Kensetsu Co., Ltd.

Hokkaido Branch Office● Sanki Kankyo Service Co., Ltd.

Chugoku Branch Office● AQUACONSULT Anlagenbau

GmbH

Chiba Branch Office

Chubu Branch● Sanki Sangyo Setsubi Co., Ltd.

● AEROSTRIP Corporation

Kanto Branch OfficeEnvironmental Systems Business

South Wing of Narita International Airport’s Terminal 1

Minami-Gamo Purification Center● Sendai Kankyo Hozen Co., Ltd.

Tohoku Branch Office
Hokuriku Branch Office● PFI Okubo Techno ResourceCo., Ltd.

Plants &Machinery Systems Headquarters
Machinery Systems
Administration Division
Environmental Systems
Administration Division
Facility Systems Division
U.S. Forces Yokota Air Base Cargo Handling System

SANKI REPORT 2023

Clean Hill Tenzan

11SANKI REPORT 2023

12P. 34

Facilities Construction Business

HVAC andPlumbingfor Buildings
Business

Industrial HVAC
Business

31%

31 %

Net Sales for Fiscal 2022

190.8

billion yen*Electrical Systems
Business

14 %Environmental
Systems Business

Machinery Systems
Business

13 %4%Facility Systems
Business

6%Plants & Machinery
Systems Business
Real Estate Business 1 %P. 39

Note:Includes items not listed in the graph,such as 0.5 billion yen in other net sales
and 0.8 billion yen in elimination ofintersegment transactions.

Real Estate Business

2.4 billion yen*

Our Real Estate Business includes
operations in the areas of real estateleasing and building management.
We are striving to expand into higher
value-added real estate while taking
advantage of our current technology.

13SANKI REPORT 2023

Net Sales
Composition Ratio

1%● Real Estate LeasingMain Sales Items

Net Sales• Land leasing• Building leasing● Building Maintenanceand Management• Facility maintenance andupgrades

SANKI REPORT 2023