Shermco Industries Acquires Power Products and Solutions (PPS)

Shermco Industries Acquires Power Test, Inc.

April 2, 2024

Industrial Services

Shermco Industries, a Gryphon Investors–backed electrical services platform headquartered in Irving, Texas, has acquired Power Test, Inc., a NETA‑accredited electrical testing and maintenance firm based in Harrisburg, North Carolina. The acquisition expands Shermco's service footprint and capabilities in the southeastern United States; terms were not disclosed and Power Test's management will join Shermco.

Blackstone Acquires Shermco from Gryphon Investors for $1.6 Billion

October 28, 2025

Industrial Services

Blackstone’s private equity funds, including Blackstone Energy Transition Partners, have acquired Shermco from Gryphon Investors in a transaction valued at approximately $1.6 billion. Shermco, headquartered in Irving, Texas, provides electrical testing, maintenance, commissioning and engineering services to data centers, utilities and industrial clients and will be positioned to scale further under Blackstone’s energy-transition focused capital.

Center Rock Capital Partners Acquires Power Plant Services, Inc.

June 30, 2021

Industrial Services

Center Rock Capital Partners, LP acquired Power Plant Services, Inc., a Melrose Park, Illinois-based provider of aftermarket turbine components and turnkey MRO services for power generation and industrial customers. Center Rock said it will work with PPS's management to drive organic growth, expand capabilities, and pursue domestic and international growth opportunities.

Shermco Industries Acquires R3L Engineering

May 20, 2025

Industrial Services

Shermco Industries, a PE-backed electrical testing and power-systems services provider, has acquired R3L Engineering to expand its technical engineering capabilities and strengthen its presence in the Birmingham, Alabama area. The acquisition expands Shermco’s regional workforce and ability to serve industrial and utility customers across Alabama and the Southeastern United States; terms were not disclosed.

Shermco Industries Acquires Sigma Six Solutions and Innovative Electric

June 7, 2021

Industrial Services

Shermco Industries, a Gryphon Investors-backed electrical services provider, has acquired two Pacific Northwest electrical businesses: Sigma Six Solutions (Auburn, WA) and Innovative Electric (Everett, WA). The deals expand Shermco’s testing, maintenance, commissioning and design-build electrical capabilities and strengthen its presence across the Pacific Northwest as part of a broader platform build-out.

Industrial Service Solutions Acquires MSHS Pacific Power Group

February 14, 2026

Industrial Services

Industrial Service Solutions (ISS), a portfolio company of Wynnchurch Capital, has acquired MSHS Pacific Power Group (MSHS & PPG) from MPE Partners. The add-on expands ISS's nationwide footprint with 10+ locations, adds more than 450 technical and support staff and 150+ OEM relationships, broadening ISS's combustion engine, marine and power generation MRO capabilities; terms were not disclosed.