For over 75 years, Elgin Sheet Metal Co. has been one of the leading heating, ventilation and air conditioning (HVAC) services contracting firms in the United States. Based in South Elgin, Ill., it offers a wide range of product categories, such as controls and thermostats, evaporator coils, air cleaners, home generators, heat pumps, gas furnaces, fan coils and air conditioners, to name a few. Elgin Sheet Metal Co. has partnership with Citi Financial Retail Services.