ECI Partners-backed Zenergi, a customer service company specialising in energy procurement, invoice validation and contract management, completed the acquisition of Powerful Allies, a provider of renewable electricity contracts for schools and businesses. Financial terms were not disclosed. "As we all move to a greener future, Powerful Allies is a natural fit for the Zenergi offering – the firm’s ethos, focus on renewables and clear strength in customer service match our core values as an organisation. The firm’s own Open Competition Charter is a standout example of how they really care for and empower their clients. We are all looking forward to welcoming James and the team and seeing what we can achieve together," Graham Cooke, Zenergi CEO