Family office Black Coral Capital led the round for Powerit Solutions with a consortium including Germany-based conglomerate Siemens, steel company ArcelorMittal's Clean Technology Fund, and venture capital firms @Ventures and Expansion Capital Partners.

Powerit Solutions, a US-based energy efficiency provider, has raised $5m in its series C round and hired Matt Schiltz as its chief executive.

Family office Black Coral Capital led the round with a consortium including Germany-based conglomerate Siemens’s corporate venturing unit Siemens Venture Capital, steel company ArcelorMittal’s Clean Technology Fund, and venture capital firms @Ventures and Expansion Capital Partners.

Powerit previously raised $6m in June 2009 and $7.1m in May 2007. Schiltz was previously chief executive of DocuSign and…