RESA Power Acquires Mountain States Transformer Service, Inc.

RESA Power Acquires 3MD Power Services LLC

January 6, 2026

Energy

RESA Power, a Kohlberg-backed provider of power systems services, has acquired 3MD Power Services LLC, a Roanoke, Virginia-based specialist in high-voltage transformer testing, repair, maintenance and installation. The add-on expands RESA Power's transformer solutions capabilities, increases its oil/dielectric fluid processing rig fleet and establishes a local operating presence in the South Atlantic states.

RESA Power Acquires Western Utilities Transformer Service, Inc.

January 12, 2021

Industrial Services

RESA Power, a portfolio company of Blue Sea Capital, has acquired Western Utilities Transformer Service, Inc., a Visalia, California-based provider of transformer testing, assembly, repair, rewinding and oil processing services. The deal expands RESA Power's transformer services capabilities and strengthens its west coast footprint, enabling a broader national one-stop offering for transformer servicing and electrical testing.

RESA Power Acquires Power Technical Services (PTS) in Greater Chicago

August 13, 2024

Electrical Services

RESA Power, a portfolio company of Investcorp, has acquired Power Technical Services, Inc. (PTS), a Downers Grove, Illinois-based electrical testing and commissioning firm. The deal is an add-on to RESA Power’s platform that gives the company an immediate foothold in the greater Chicago area and expands its utility and industrial service capabilities.

RESA Power Acquires Advanced Electrical Services, Ltd.

August 8, 2022

Energy

RESA Power, a portfolio company of Investcorp, has acquired Advanced Electrical Services, Ltd. (AES), a two-location electrical testing and medium/high-voltage service provider in Alberta, Canada. The acquisition is RESA Power's first add-on under Investcorp ownership and expands RESA's footprint and capabilities in Western Canada across renewable energy, mining, utilities and oil & gas end markets.

Investcorp Acquires RESA Power from Blue Sea Capital

December 16, 2021

Industrial Services

Investcorp has acquired RESA Power, a Houston-based provider of maintenance, testing, systems integration and distribution services for power distribution equipment, from Blue Sea Capital. RESA operates 20+ locations across the United States and Canada and serves over 6,000 customers; Investcorp intends to support organic growth, geographic expansion across North America and accelerate strategic add-on acquisitions.

RESA Power Acquires Société Générale d'Électrotechnique to Expand into Quebec

January 29, 2026

Energy

RESA Power, a portfolio company of Kohlberg, has acquired Québec City-based Société Générale d'Électrotechnique (SGE), adding in-house engineering and Canadian manufacturing of medium- and high-voltage power transformers. The deal expands RESA Power's footprint into Quebec and broadens its electrical construction, testing, and transformer capabilities as part of a strategy to build regional hubs across Canada.