U.S. Well Services Holdings, LLC is the operating subsidiary of U.S. Well Services, Inc., which completed a business combination with Matlin & Partners Acquisition Corporation (Nasdaq: MPAC), a blank-check company sponsored by MatlinPatterson Global Advisers LLC, in November 2018. The SPAC, which conducted its IPO in 2017 and targeted the energy services sector, brought U.S. Well Services public as an electric hydraulic fracturing and completion services provider operating across major U.S. oil and gas basins. This 10-Q filing, submitted to the SEC on October 26, 2018, reflects the operating company's financials in the period leading up to the de-SPAC closing. Sign up at SpacDesk for full filing data, transaction timelines, and sponsor intelligence on this and thousands of other SPAC deals.