HIDDEN HARBOR CAPITAL PARTNERS COMPLETES SALE OF THE RAPID GROUP TO MORGAN STANLEY CAPITAL PARTNERS

HIDDEN HARBOR CAPITAL PARTNERS COMPLETES SALE OF THE RAPID GROUP TO MORGAN STANLEY CAPITAL PARTNERS

Paterson, New Jersey, October 20, 2026 - Hidden Harbor Capital Partners ("Hidden Harbor") is pleased to announce it has completed the sale of The Rapid Group ("TRG") to investment funds managed by Morgan Stanley Capital Partners ("MSCP").

TRG provides recurring inspection and maintenance, technical repair and rehabilitation, and equipment supply for pumps, motors, and other critical assets. Its services support municipal water and wastewater systems, industrial facilities, and commercial buildings.

Hidden Harbor acquired TRG in July 2022 and partnered with management to invest in leadership, technician development, and dedicated sales capabilities and operating systems. During Hidden Harbor's ownership period, TRG completed eight add-on acquisitions, expanding its reach across the Northeast and driving outsized growth.

Harris Williams acted as lead financial advisor and BMO acted as supporting financial advisor, and McDermott Will & Schulte LLP acted as legal advisor to Hidden Harbor in connection with the sale. Latham & Watkins acted as legal counsel to MSCP, and William Blair served as MSCP's financial advisor. Financial terms of the transaction were not disclosed.

About The Rapid Group
The Rapid Group ("TRG") is a preferred Northeastern facility services provider that focuses on pump, motor, and other repair services for water, wastewater, and other industrial applications. Headquartered in Paterson, New Jersey, TRG offers comprehensive services to fulfill facility and project requirements for its customers and is fully dedicated to delivering 100% customer satisfaction. For more information, visit therapidgroupusa.com.

About Hidden Harbor Capital Partners
Hidden Harbor Capital Partners is a private equity firm which helps create business success stories by building teams focused on execution. We believe that great companies are built on a strong group of people as their foundation, and that businesses succeed when they are intensely focused on executing a small set of well-defined objectives. Hidden Harbor currently has assets under management of over $2 billion and is investing out of its third fund, an $825 million vehicle. To learn more, visit www.hh-cp.com and our page on LinkedIn.

About Morgan Stanley Capital Partners
Morgan Stanley Capital Partners, part of Morgan Stanley Investment Management, is a leading middle-market private equity platform that has invested capital for over three decades. Morgan Stanley Capital Partners focuses on privately negotiated equity and equity-related investments primarily in North America and seeks to create value in portfolio companies primarily in a series of subsectors in the business services, consumer, healthcare, education and industrials markets with an emphasis on driving significant organic and acquisition growth through an operationally focused approach. For further information about Morgan Stanley Capital Partners, please visit morganstanley.com/im/capitalpartners.

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Julia Bennett: (904) 534-4468 / [email protected]