Closed Deal Announcement – Peakstone Advises HVAC Service Provider on Sale to Strategic Buyer

M&A Advisor

May, 2017. Peakstone served as exclusive M&A advisor to Thornton Service, Inc. on its sale to Service Logic, a portfolio company of Sterling Investment Partners.  Thornton Service, Inc. is a leading provider of commercial HVAC service solutions to organizations in the Washington D.C. metropolitan area.  Specializing in preventive maintenance and repair of commercial heating and cooling systems, Thornton Service supports a range of markets, including healthcare, financial, religious, airports, labs, and mission critical data centers, providing both full service and preventive, maintenance-only HVAC contracts to owner-occupied and managed buildings.

Service Logic, headquartered in Charlotte, North Carolina, ( is a provider of mission-critical services for HVAC systems, chilled water systems and building automation and controls to commercial, industrial and institutional clients.  Through its 1,400 dedicated employees, the Company provides a comprehensive suite of solutions to improve the energy efficiency and sustainability of its clients’ facilities.

Terms of the transaction were not disclosed.

For additional information about this transaction, contact:

Stephen Sleigh, Managing Director, 312-346-7318,


About Peakstone

The Peakstone Group is a leading investment bank that specializes in mergers and acquisitions advisory and capital raising for middle market clients. Our team is comprised of senior investment banking professionals who have decades of experience and have executed hundreds of transactions totaling billions of dollars. For additional information, visit