U.S. Well Services Holdings, LLC is the holding entity associated with U.S. Well Services, Inc., a Houston-based oilfield services company that completed its SPAC merger with Matlin & Partners Acquisition Corporation in 2018. Sponsored by Matlin & Partners, the transaction brought U.S. Well Services into public markets under the ticker USWS on Nasdaq, operating in the energy services sector with a primary focus on hydraulic fracturing for oil and gas producers. The company submitted this 8-K current report on October 6, 2022, during a period when U.S. Well Services had a pending acquisition by ProFrac Holding Corp. Sign up on SpacDesk for full filing history, deal timelines, and analytics on U.S. Well Services and hundreds of other de-SPAC companies.