Founded in 1966, Tesinc, LLC, a Delaware Corporation, has provided quality engineering, drafting and technical services for over four decades to support some of America’s largest telecommunications and information companies.\r\n \r\nTesinc, LLC is a subsidiary of DYCOM Industries, Inc. - a major U.S. corporation listed on the NYSE as DY. Dycom Industries, Inc., founded in 1969 and headquartered in Palm Beach Gardens, Florida is one of North America’s largest telecommunications and electrical services companies. The Dycom family of companies currently serves over 100 different customers in 44 states and employs over 11,000 professionals.