Energy/Power

American Securities has acquired CS Energy, an energy firm.

At least four potential bidders have registered for the auction of concessions managed by Brazilian water and sewage utility Cedae, sources told Reuters.

Warren Equity Partners has acquired St. Louis, Missouri-based ADB Companies, a provider of telecommunication and utility infrastructure solutions.

Superior Plus Corp has agreed to acquire the assets of a South Carolina-based retail propane distribution business operating under the tradename Freeman Gas.

Two renewable natural gas companies Fortistar Methane Group and TruStar Energy have merged under the name Opal Fuels.

Arcline Investment Management has acquired and merged Electric Power Systems and North American Substation Services.

Manulife Investment Management has made an investment in CleanCapital, an clean energy investment platform and owner/operator of distributed solar assets.

NextEra Energy Partners said it would acquire a 391-megawatt portfolio of four operating wind assets from Canada's Brookfield Renewable Partners, Reuters reported.

Vortus Investment Advisors and Stateline Operating have teamed up to develop assets in the Delaware Basin.

Golden Gate Capital has formed Stonehill Environmental Partners, a provider of energy infrastructure solutions to the upstream energy industry.