Blackstone completed the acquisition of RE Tech Advisors, an energy and sustainability consulting firm, and Therma, a speciality mechanical, electrical and controls services company, from Gemspring Capital, a private equity firm. RE Tech will be integrated into Therma and the combined company will offer customers a comprehensive suite of sustainability, carbon reduction, and energy management services. Financial terms were not disclosed. “We are strong believers in the continued growth of technology, healthcare and data center end-markets and look forward to partnering with the Therma and RE Tech teams on growing the business and solving the complex energy efficiency needs at mission-critical facilities across the US,” Bilal Khan, Blackstone Senior Managing Director.