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.

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.

Windjammer Capital Acquires PDU Cables and Engineered Products Company (EPCO)

September 9, 2025

Manufacturing

Windjammer Capital completed the acquisition of PDU Cables and Engineered Products Company (EPCO) in partnership with management and the Lee family; terms were not disclosed. The deal creates a platform positioned to serve accelerating data center power needs and to expand into adjacent product and service offerings for electrical distributors, contractors, hyperscalers and enterprise customers.

Windjammer Capital Acquires Bio X Cell

December 13, 2023

Biotechnology

Windjammer Capital Investors completed a control acquisition of Bio X Cell, a producer of monoclonal antibodies for pre-clinical research, in a transaction that closed November 6, 2023. Windjammer said it will partner with management to accelerate organic growth and pursue a thesis-driven acquisition strategy to expand Bio X Cell's addressable market.