The fund will primarily invest in assets in the fossil and renewable power generation, electric transmission and midstream gas sectors.

Fund II has made several investments to date, including the completed acquisition of three natural gas-fired power generating facilities in New England and a 100 mile gas gathering pipeline system under construction in the Barnett Shale region in Texas.

It has also made investments in an electric transmission line under development in Southern California and an operating business providing electrical infrastructure construction and maintenance services.

The fund exceeded its $3.5bn target capital raise amount and completed the final close at the capped amount of $4.335bn, which includes capital committed from the partners and employees of Energy Capital.