PremiStar Acquires Air Temp Mechanical (CT)

PremiStar Acquires Mercury Mechanical

February 15, 2024

HVAC & Mechanical

PremiStar, a PE-backed commercial HVAC, plumbing and building automation platform, has acquired Mercury Mechanical, a full-service HVAC, sheet metal and piping contractor based in Northlake, Illinois. The acquisition expands PremiStar’s footprint in the Chicagoland area, Illinois and southern Wisconsin and brings Mercury Mechanical’s commercial, industrial and healthcare customers into PremiStar’s platform.

PremiStar Partners with Trademark Mechanical to Expand into New York City

January 15, 2025

HVAC & Mechanical

PremiStar has partnered with Trademark Mechanical, a commercial HVACR and controls contractor based in Elmsford, New York, marking PremiStar’s first expansion into the state and extending its national footprint into the New York City metro area. The deal brings Trademark’s team and customer relationships into the PremiStar platform to support growth in commercial/industrial, healthcare, education and property-management end markets.

PremiStar Acquires SI Mechanical

June 12, 2024

HVAC & Mechanical

PremiStar, a commercial and industrial HVAC, plumbing, and building automation platform, has acquired SI Mechanical, LLC, a full-service HVAC and plumbing contractor based in Creedmoor (Austin), Texas. The deal expands PremiStar's footprint in central Texas and brings SI Mechanical's local leadership and customer base (education, healthcare, commercial/industrial, and datacenters) into the PremiStar platform.

PremiStar Acquires HVAC Services Division of Dahme Mechanical

March 4, 2025

Industrial Services

PremiStar has acquired the HVAC services division of Dahme Mechanical Industries, Inc., based in Countryside, Illinois. The deal moves the division's employees and commercial HVAC customers into PremiStar’s Frankfort, IL operations and expands PremiStar’s service capabilities in northern Illinois and northwest Indiana.

PremiStar Acquires Mechanical Service, Inc. in Iowa City

August 12, 2022

HVAC & Mechanical

PremiStar, a commercial and industrial HVAC, plumbing, and building automation services provider headquartered in Deerfield, Illinois, has acquired Mechanical Service, Inc. (MSI), a commercial HVAC contractor based in Iowa City, Iowa. The acquisition expands PremiStar's service footprint in Iowa and broadens its capabilities to serve commercial, industrial, healthcare, education, municipal, and senior-living customers.

Northwinds Services Group Acquires All-Temp Systems Mechanical, Inc.

August 18, 2023

HVAC & Mechanical

Northwinds Services Group has acquired All-Temp Systems Mechanical, Inc., a Milford, Massachusetts HVAC company founded in 1982. The deal is an add-on to Northwinds' HVAC and plumbing platform (PE-backed by TruArc Partners) and expands Northwinds' service footprint in eastern Massachusetts and the New England region.