Flow Control Holdings (Steel & O'Brien) Acquires Top Line Process Equipment Company

Blackstone to Acquire Majority Stake in Flow Control Holdings

September 10, 2026

Manufacturing

Blackstone funds affiliated with Blackstone Capital Partners and Blackstone Energy Transition Partners agreed to acquire a majority stake in Flow Control Holdings (FCH) from Audax Private Equity, which will retain a minority equity interest. FCH makes engineered flow-control components for data center liquid cooling and food, beverage, and pharmaceutical applications; Blackstone plans to support capacity expansion amid rising demand from AI infrastructure.

Flow Control Holdings (Audax PE) Acquires Strahman Holdings from CID Capital

July 19, 2023

Manufacturing

Flow Control Holdings, a portfolio company of Audax Private Equity, has acquired Strahman Holdings from Indianapolis-based private equity firm CID Capital II. Strahman, a Bethlehem, Pennsylvania-based manufacturer of washdown equipment, sampling valves and valve automation serving pharmaceutical, food & beverage and industrial markets, will join Flow Control’s platform as an add-on to expand product capabilities and end-market coverage.

Audax Private Equity Announces Strategic Growth Investment in Flow Control Holdings

March 9, 2022

Manufacturing

Audax Private Equity completed a strategic growth investment in Flow Control Holdings (FCH), a Chicago-based provider of sanitary and high-purity flow components serving food, beverage and pharmaceutical producers. The transaction follows The Edgewater Funds' sale of its ownership interest in FCH; Phil Pejovich will continue to lead the company alongside the existing management team.

Flow Control Holdings (Edgewater) Acquires FlexFit Hose, LLC

June 8, 2021

Manufacturing

Edgewater Growth Capital Partners IV’s portfolio company Flow Control Holdings, LLC (through its Ace Sanitary division) has acquired FlexFit Hose, LLC, a manufacturer of flexible hose products for sanitary and high-purity applications. FlexFit will be integrated into FCH’s Ace Sanitary division in Cincinnati to expand the platform’s capabilities in the food, beverage and pharmaceutical end markets.

Flow Control Holdings (Edgewater) Acquires Ace Sanitary, Inc.

February 5, 2021

Manufacturing

Edgewater Growth Capital’s portfolio company Flow Control Holdings, LLC has acquired Ace Sanitary, Inc., a Cincinnati-based manufacturer of sanitary and high-purity flexible hose products marketed under the Flex-Rite and Seal-Rite brands. The add-on expands Flow Control Holdings' engineered flow-control product offering and strengthens its presence in the food & beverage, dairy/cosmetic and pharmaceutical end markets.

Flow Control Holdings (Edgewater-backed) Acquires Steel & O'Brien Manufacturing

July 24, 2019

Manufacturing

Flow Control Holdings, LLC, a newly formed platform backed by Edgewater Growth Capital Partners IV, L.P., has acquired Steel & O’Brien Manufacturing, Inc., a New York-based manufacturer and distributor of sanitary stainless-steel fittings, valves and tubing. The transaction is the first add-on for the Flow Control Holdings platform as it pursues complementary flow-control product and service acquisitions across food, beverage, dairy and pharmaceutical end markets.