Queen City Heating and Cooling

Springfield Engineering Company is a family-owned business that manufactures heating, air conditioning, piping and plumbing systems. The company designs and installs various types of systems, including air exchangers, packaged rooftop units, air handlers, natural gas piping and backflow equipment. It also installs sanitary waste and vent systems, sewage treatment plants, site utilities, plumbing fixtures and trim, domestic water systems and water softener systems. The company specializes in the service of computer room units, heat pumps, boilers, air exchangers, energy management systems, cooling towers and centrifugal chillers. It offers indoor air quality analysis and implementation, lighting efficiency upgrades, airflow balance and backflow testing services. Springfield Engineering Company has been operational for more than 50 years and is located in Springfield, Mo.

Established in 1987, Gold Mechanical is a plumbing contractor. Its areas of specialization include equipment design and development, project planning, installation, sheet metal fabrication, product replacement and maintenance. The company provides heating, ventilation and air conditioning services for residential, commercial and industrial customers. Gold Mechanical offers products from various brands, including Carrier, LonMark and YORK. It distributes a range of fire protection and power systems. The company is a certified distributors of Generac Power Systems. Gold Mechanical maintains its corporate headquarters in Springfield, Mo.