Limbach Holdings, Inc. (Nasdaq: LMB) is a mechanical, electrical, and plumbing services contractor serving the commercial and institutional building sectors across the United States. The company went public in 2016 through a business combination with a special purpose acquisition company, with FdG Associates serving as the sponsor. Its 10-K annual report, filed March 21, 2016 under accession number 0001144204-16-089184, represents one of the company's earliest filings as a publicly reporting entity. Limbach operates in the building services and MEP contracting industry, providing design, installation, and maintenance of HVAC, plumbing, and electrical systems. Sign up at SpacDesk for full filing history, deal terms, and sponsor data on LMB and hundreds of other SPAC transactions.