Comfort Systems USA, Inc. (FIX) successfully completed the acquisition of Summit Industrial Construction, LLC. Summit, a specialized industrial mechanical contractor, enhances Comfort Systems' capabilities in engineering, design-assist, and turnkey construction services for modular systems.Shares of Comfort Systems have gained 3.5% during the trading session on Feb 1 and 0.9% in the after-hour trading session on the same day.Serving advanced technology, power, and industrial sectors, Summit brings a stellar ...