Ares-backed CoolSys, the parent of market-leading refrigeration & HVAC services companies, completed the acquisition of Building Air Services, which provides HVAC-R services. Financial terms were not disclosed. "We’re delighted to add Building Air Services to the CoolSys family of companies. As a leading HVAC-R provider in the Southeast Region, Building Air Services shares our commitment to putting customers’ needs first and delivering the highest quality services possible. We look forward to serving new customers throughout the Southeast region and expanding our light-commercial division as a result of this strategic acquisition," Adam Coffey, CoolSys CEO.