Gryphon-backed Shermco Industries Acquires Electrical Manufacturing and Distributors (EMD)

Shermco Industries Acquires Southwest Energy Systems

August 5, 2019

Industrial Services

Shermco Industries, a majority-owned portfolio company of Gryphon Investors, has acquired Southwest Energy Systems, a NETA-accredited electrical testing and engineering services firm based in Phoenix, Arizona. The acquisition expands Shermco's geographic footprint in the Southwestern U.S. and broadens its electrical testing, commissioning, and maintenance capabilities.

Graycliff Partners Acquires Electro-Mechanical Corporation

September 22, 2021

Manufacturing

Graycliff Partners LP has completed the acquisition of Electro-Mechanical Corporation (EMC), a Bristol, Virginia-based manufacturer of medium-voltage switchgear, transformers and custom power systems. EMC, a family-owned business since 1958 that sells to utilities, renewable generators, mining and industrial customers, will operate with Graycliff’s support to accelerate growth while preserving the company’s legacy.

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.

Shermco Industries Acquires Eastern High Voltage, Inc.

June 17, 2025

Industrial Services

Shermco Industries has acquired Eastern High Voltage, Inc. (EHV), a NETA-accredited electrical testing and field services provider based in Robbinsville, New Jersey; terms were not disclosed. The deal expands Shermco's NETA-accredited workforce and Northeast presence, and strengthens its field-service and specialized testing capabilities; Shermco is majority-owned by Gryphon Investors.

Shermco Industries (Gryphon-Backed) Acquires NextGen Technologies

September 10, 2019

Industrial Services

Shermco Industries, a Gryphon Investors-backed provider of electrical testing, maintenance, commissioning and repair services, has acquired NextGen Technologies Ltd., an electrical testing and protection-and-control specialist based in North Vancouver, British Columbia. The NextGen management team will remain with Shermco as the company looks to expand its protection and control capabilities and geographic footprint across North America; terms were not disclosed.

Shermco Industries Acquires KTR Associates

October 15, 2024

Engineering Services

Shermco Industries has acquired KTR Associates, a Sinking Spring, Pennsylvania-based power system engineering firm. The acquisition (terms not disclosed) will expand Shermco's geographic footprint and engineering capabilities; KTR's principal owner Joseph Deane and the KTR team will remain with the business. Shermco is majority‑owned by Gryphon Investors.