GDI/Ainsworth Acquires Gestion E.C.I. Inc. (Énergère) and Launches Ainsworth Energy & Technology Solutions

Dillon Consulting Acquires Internat Energy Solutions Canada

May 5, 2023

Engineering Services

Dillon Consulting Limited has acquired Internat Energy Solutions Canada (IESC), an energy management and engineering consulting firm with offices in Toronto and Calgary. The acquisition strengthens Dillon's Energy Transition Business Unit and facilities capabilities in Ontario, expanding its technical depth in energy conservation, GHG reduction strategies, and renewable integration.

SEI Group Acquires Energy Conservation Insulation Company (ECI)

May 5, 2022

Building Products

SEI Group LLC, a portfolio company of Quad-C Management, has acquired Energy Conservation Insulation Company (ECI), a Bend, Oregon-based residential and light commercial insulation services provider. The transaction expands SEI's geographic footprint in Oregon as part of its ongoing roll-up strategy following a 2021 recapitalization with Quad-C.

GNI Management Group Acquires Isolation Majeau et frère inc.

October 4, 2022

Construction

GNI Management Group Inc., an Ironbridge Equity Partners portfolio company, has acquired St-Esprit-based insulation contractor Isolation Majeau et frère inc. The add-on expands GNI's footprint into Quebec (its first expansion beyond Ontario) and aims to broaden IMF's capabilities and service coverage in the Greater Montreal region; financial terms were not disclosed.

Global Infrastructure Solutions (GISI) Merges with GEI Consultants

May 16, 2022

Engineering Services

Global Infrastructure Solutions Inc. (GISI) announced a merger with GEI Consultants, Inc., bringing GEI into the GISI family while allowing GEI to retain its brand and extend employee ownership. The transaction expands GISI’s Global Engineering and Consulting Platform and strengthens GEI’s capacity and footprint across North America.

GNI Management Group Acquires Advanced Insulation Inc.

September 1, 2023

Construction

GNI Management Group Inc., an Ironbridge Equity Partners portfolio company, has acquired Winnipeg-based Advanced Insulation Inc., a provider of insulation services focused on new-home construction and retrofit markets in the Winnipeg region. The deal expands GNI’s geographic footprint into Manitoba; Advanced’s president Evan Lavallee will remain as branch manager to support integration and local growth.

Aventia (Bernhard Capital-backed) Acquires St.Germain

February 12, 2025

Environmental Services

Aventia, a Bernhard Capital Partners-backed environmental services platform, has acquired St.Germain, an environmental consulting, regulatory compliance, and engineering firm headquartered in Westbrook, Maine. The add-on strengthens Aventia's consulting, engineering and technology capabilities (including St.Germain's Sentry EHS tool), expands its New England geographic footprint, and represents Aventia's fourth acquisition; financial terms were not disclosed.