[#item_full_content]LITTLE ROCK, Ark.–(BUSINESS WIRE)–The Stephens Group, LLC (“The Stephens Group”) today announced that it has entered into a definitive agreement to sell Summit Industrial Construction, LLC (“Summit”) headquartered in Houston, Texas, to Comfort Systems USA, Inc. (NYSE: FIX) (“Comfort Systems”). Summit is a specialty industrial mechanical contractor offering engineering, design-assist and turnkey, direct hire construction services of modular systems serving the advanced technology, power, and i