Commission européenne, DG COMP MERGER REGISTRY, 1049 Bruxelles, BELGIQUE  
Europese Commissie, DG COMP MERGER REGISTRY, 1049 Brussel,   BELGIË  
 
Tel: +32 229 -91111. Fax: +32 229 -64301. E -mail: COMP -MERGER -REGISTRY@ec.europa.eu . 
  EUROPEAN COMMISSION  
Brussels, 04.02.2019  
C(2019 ) 920 final  
 
 
 
 
 
To the notifying parties  
 
Subject : Case M.9141 - DTC / IRCP / DIAMOND TRANSMISSION PARTNERS  
Commission decision pursuant to Article 6(1)(b) of Council Regulation (EC) 
No 139/20041 and Article 57 of the Agreement on the European Economic Area2  
Dear Sir or Madam,  
1. On 9 January  2019 , the European Commission received notification of a proposed 
concentration pursuant to Article 4 of the Merger  Regulation by which Diamond 
Transmission Corporation Limited (‘DTC’, United Kingdom), controlled by Mitsubishi 
Corporation (‘MC’, Japan), and Infrared Capital Partners Limited (‘IRCP’, United 
Kingdom), controlled by InfraRed Capital Partners (Management) LLP (United Kingdom), 
acquire within the meaning of Article 3(1)(b) and 3(4) of the Merger Regulation joint 
control of the whole of Diamond Transmission Partners RB (Holding) Limited (‘Target’, 
United Kingdom), currently solely controlled by DTC .3 
2. The business activities of the undertakings concerned are:  
 DTC is a holding company that integrates MC’s investment activities in the electricity 
transmission sector,  
 IRCP is an infrastructure investment management company active in financial advice 
and managi ng investments on behalf of investment funds,  
                                                 
1 OJ L 24, 29.1.2004, p. 1 ( the 'Merger Regulation '). With effect from 1 December 2009,  the Treaty on the 
Functioning of the European Union ( 'TFEU ') has introduced certain changes, such as the replacement of 
'Community ' by 'Union ' and 'common market ' by 'internal market '. The terminology of the TFEU will be used 
throughout this decision.  
2  OJ L 1, 3.1.1994, p.  3 (the 'EEA Agreement '). 
3  Publication in the Official Journal of the European Union No C 20, 16.01.2019 , p. 7. 
PUBLIC VERSION  
2  the Target is the holding company of its wholly owned subsidiary Diamond 
Transmission Partners RB Limited which is the Offshore Transmission Owner for the 
Race Bank offshore windfarm located in UK waters in the  North Sea. It is active in the 
transmission of electricity from this windfarm to the UK’s onshore National 
Electricity Transmission System.  
3. After examination of the notification, the European Commission has concluded that the 
notified operation falls with in the scope of the Merger  Regulation  and of paragraph 5(b) of 
the Commission Notice on a simplified procedure for treatment of certain concentrations 
under Council Regulation (EC) No 139/2004 .4 
4. For the reasons set out in the Notice on a simplified procedure, the European Commission 
has decided not to oppose the notified operation and to declare it compatible with the 
internal market and with the EEA Agreement. This decision is adopted in applicat ion of 
Article 6(1)(b) of the Merger  Regulation  and Article 57 of the EEA Agreement . 
For the Commission  
 
 
(Signed)  
Johannes LAITENBERGER  
Director -General  
 
                                                 
4  OJ C 366, 14.12.2013, p. 5 .