Kirkland & Ellis advised Blackstone and its portfolio company Legence, North America’s leading integrated provider of energy efficiency and sustainability solutions for the built environment, on the acquisition of AMA Group, a New York City-based national engineering services firm. Over the next several months, AMA will integrate into CMTA, Legence’s largest mechanical, electrical and plumbing engineering services portfolio company. This deal marks Legence’s first acquisition in New York City, a priority market with a growing focus on building decarbonization.