Larry Harrington Company - serving the HVAC and industrial market in heating, cooling and pumping services.
Artistic Ductwork - designs and manufactures spiral, round, and flat oval HVAC products.
Colmac Coil Manufacturing, Inc. - manufactures heating and cooling coils, fluid coolers, air coolers, air-cooled condensers, and blast freezers for ammonia and freon industrial refrigeration.
Turbo Burn Inc - making a central heating system which uses multi-fuel burning technology.
