Mission Critical Electronics (Windjammer Portfolio) Acquires ZeroRPM

Mission Critical Electronics (Windjammer) Acquires Purkeys Fleet Electric

November 1, 2019

Automotive

Windjammer Capital Investors’ portfolio company Mission Critical Electronics (MCE) has acquired Purkeys Fleet Electric, a North American developer, manufacturer, and distributor of electric power solutions for truck fleets, liftgate and trailer manufacturers, dealers, and OEMs. The add-on strengthens MCE’s Vehicle Power business by expanding its aftermarket product portfolio and capabilities in vehicle electrification; financial terms were not disclosed.

Windjammer Capital Acquires PrecisionX Group

April 1, 2026

Industrial Services

Windjammer Capital has acquired PrecisionX Group, a manufacturer of high-precision metal components for critical-use applications in regulated, high-growth end markets. PrecisionX operates multiple U.S. facilities totaling about 400,000 square feet and serves OEMs and Tier 1 suppliers across aerospace & defense, medical devices, and satellite & space.

Rockwood Equity Partners Acquires ZERO Manufacturing

August 19, 2025

Manufacturing

Rockwood Equity Partners has acquired ZERO Manufacturing, a designer and manufacturer of aluminum and molded-plastic protective cases, enclosures, components and sub-assemblies. Rockwood will partner with ZERO's leadership to expand production capabilities, pursue strategic add-on acquisitions, and drive growth across ZERO's end markets including aerospace, medical, industrial, energy, logistics and datacom.

Environ Energy Acquires Rapid Power Management

May 7, 2025

Energy

Environ Energy has acquired Rapid Power Management (RPM), a Texas-based energy advisory firm, to expand its capabilities and presence in the ERCOT market. The deal brings RPM founder JD Dodson and his team into Environ and adds RPM’s proprietary Power Factor Correction solution to Environ’s service offering; the acquisition is part of Environ’s buy-and-build strategy backed by private equity partner 424 Capital.

Mission Critical Electronics Acquires DuraComm

October 5, 2022

Manufacturing

Mission Critical Electronics (MCE), a Costa Mesa-based designer and manufacturer of electrical power solutions, has acquired DuraComm, a Kansas City manufacturer of OEM/industrial AC-to-DC and DC-to-DC power supplies for telecommunications, public safety, and critical infrastructure. The acquisition expands MCE's product portfolio and engineering capabilities in the network and industrial markets, enabling broader solutions, increased capacity, and enhanced support for high-profile customers.

Rotating Machinery Services (RMS) Acquires East Coast Mechanical 6 Marine (ECMM)

February 1, 2026

Industrial Services

Rotating Machinery Services (RMS) announced it has acquired East Coast Mechanical 6 Marine (ECMM), a provider of rotating equipment field services, millwright labor, and outage support. The deal adds 27 experienced field-service professionals to RMS’s Global Technology Solutions organization to expand technology-enabled global turbomachinery field execution.