USA Compression Partners Acquires J‑W Power Company for $860 Million

WJ Partners-Backed PUPCO Acquires NAPAC

October 25, 2022

Industrial Services

WJ Partners supported its portfolio company Power-Utility Products Co. (PUPCO) in the acquisition of NAPAC, a master distributor of valves, flanges and fittings serving the waterworks and fire suppression markets. The add-on expands PUPCO's product offering and geographic footprint (adding Worcester, MA and Jacksonville, FL locations), complements prior 2022 add-on MIROC, and was financed by Fifth Third Bank; NAPAC will continue operating under its existing brand with Brian Wilbur remaining general manager.

Warburg Pincus Makes Preferred Equity Investment in Service Compression

January 17, 2024

Oil & Gas

Warburg Pincus, through its Capital Solutions Founders Fund, made a preferred equity investment in Service Compression to refinance existing borrowings and provide growth capital. The financing — paired with a new J.P. Morgan-led credit facility and additional shareholder capital — will be used to repay prior borrowings and expand Service Compression's fleet, including electric compression units to support customers' ESG initiatives.

Park Energy Services Acquires Great Texas Compression

May 20, 2022

Energy

Park Energy Services, a portfolio company of Rock Hill Capital, has acquired substantially all the assets of San Antonio-based Great Texas Compression. The add-on acquisition expands Park's service density and customer base in South Texas, enhances its compression and vapor-recovery capabilities, and was financed through an expanded senior credit facility led by Regions Bank, UMB Bank, Century Bank and Third Coast Bank SSB.

JLL Partners Acquires PowerParts Group

January 27, 2026

Manufacturing

JLL Partners has acquired PowerParts Group, a precision manufacturer and field-services provider of aftermarket components for gas- and steam-turbine power plants, from Mangrove Equity Partners. JLL intends to use PowerParts Group as the foundation of a new engineering-focused power-generation components platform and plans to expand capacity and capabilities through organic investment and strategic acquisitions.

ProFrac Holding Corp. Acquires U.S. Well Services, Inc.

November 1, 2022

Energy

ProFrac Holding Corp. completed a stock-for-stock merger to acquire U.S. Well Services, issuing approximately 12.9 million shares (≈$270 million based on a 10-day VWAP) and using cash to retire about $170 million of USWS debt. The deal expands ProFrac's scale and positions it as a market leader in electric hydraulic fracturing with 12 electric fleets and an expected 44 active fleets by early 2023.

Encore Oilfield Services Acquires Custom Compression Systems

January 6, 2026

Oil & Gas

Encore Oilfield Services, LLC has acquired Custom Compression Systems, LLC (formerly Williamson Production Systems), a New Iberia, Louisiana-based manufacturer of gas compression systems. The deal adds 103,000 square feet of manufacturing space, heavy lifting capacity (two 80-ton cranes and 70-foot eave heights) and access to 225,000 horsepower of Caterpillar natural gas engines through a partnership with Louisiana Cat, expanding Encore's compression packaging and manufacturing capabilities.