J.M. Haley Corporation is a fully-insured, full-service, state-of-art sheet-metal duct shop, located in Farmingdale, New York ... . In business for over 40 years, J.M. Haley Corp. continues to provide exceptional service with 120+ shop and field personnel. J.M. Haley Corp. fabricates and installs: Galvanized Metal, Black-iron Metal, Aluminum Metal, Stainless-Steel Metal in All five boroughs of New York City, Long Island and New Jersey. J.M. Haley Corp. is a member of the United Service Workers Union, IUJAT, Local 355. J.M. Haley Corp. follows and promotes SAFETY to OSHA’s standards and all of our men are OSHA 30 certified. J.M. Haley Corp. strives to strengthen customer relations and build better ways of working together and continually expand our capabilities. read more