Ferro Corporation Acquires Electro‑Science Laboratories (ESL)

EQI Ltd. Acquires Ferralloy, Inc.

May 6, 2025

Manufacturing

EQI Ltd. has acquired Ferralloy, Inc., a Cleveland-based supplier of heat-resistant alloy castings, forgings, machined components and specialty raw materials. The deal will fold Ferralloy into EQI's portfolio (alongside Pro-Tech) to expand EQI's thermal processing and metal components capabilities and broaden its customer base and supply-chain footprint.

Knight Material Technologies Acquires Electro Chemical (and Superior Dual Laminates)

May 18, 2022

Manufacturing

Knight Material Technologies (KMT), a High Street Capital portfolio company, has acquired Electro Chemical Engineering and Manufacturing Co. (EC) and its subsidiary Superior Dual Laminates (SDL). The deal expands KMT’s corrosion-resistant product offering—adding fluoropolymer-lined vessels and dual-laminate FRP equipment—and provides geographic reach into the U.S. Gulf Coast and new end markets including ultra-high-purity semiconductor chemicals.

Chroma Color Corporation Acquires Ferco Color

October 21, 2025

Manufacturing

Chroma Color Corporation, a portfolio company of Arsenal Capital Partners, has acquired Ferco Color, a custom manufacturer of colorants, additives, and specialty compounds based in Chino, California. The undisclosed-term transaction expands Chroma's West Coast manufacturing footprint and broadens its colorant and additive technology capabilities, leveraging Ferco's on-site analytical laboratory and customer base across medical, packaging, aerospace and other end markets.

Chroma ATE Inc. Acquires Environmental Stress Systems, Inc.

January 17, 2022

Manufacturing

Chroma ATE Inc. acquired 100% of Environmental Stress Systems, Inc. (ESS), a California-based maker of thermal forcing systems and space-simulation thermal chambers. The acquisition expands Chroma’s temperature-control capabilities for semiconductor test equipment and opens new end-market opportunities in aerospace, high-performance computing/AI chips, and biomedical testing.

The CSL Group Acquires Minority Stake in EMS-Tech Inc.

December 8, 2021

Engineering Services

The CSL Group has acquired a strategic minority stake in EMS-Tech Inc., a Canadian engineering firm that designs and supplies bulk material handling systems. The investment formalizes a long-standing 25+ year partnership and aims to advance integrated marine and land-based cargo handling solutions and expand EMS-Tech's market reach.

Prince International (American Securities) Acquires Ferro Corporation and Combines with Chromaflo to Form Vibrantz Technologies

April 21, 2022

Manufacturing

Prince International Corporation, a portfolio company of American Securities LLC, acquired Ferro Corporation for $22.00 per share in an all-cash transaction valued at approximately $2.1 billion. At closing, Prince combined Ferro with Chromaflo Technologies (also an American Securities portfolio company) and rebranded the combined business as Vibrantz Technologies, a global leader in color solutions, performance coatings and advanced materials.