MMC Contractors Iowa Inc

Founded in 1932, Proctor Mechanical is a mechanical contractor specializing in underground utilities, plumbing, pipefitting, welding, air conditioning, sheetmetal and temperature controls. The company offers a variety of building design, mechanical engineering, drafting services, part design and fabrication for offices, medical clinics, warehouses and factories. Its services division provides various commercial and residential services, such as emergency service, backflow installation and testing, heating, cooling and refrigeration, installation and repair, stop boxes, and water and sewer line replacement. The company provides heating, ventilation and air conditioning services for various systems, such as commercial roof top units, new residential installations, boiler and mechanical piping, carbon monoxide testing, sheet metal installs, air balancing, and refrigeration, gas heating, ventilation systems. Proctor Mechanical is located in Des Moines, Iowa.

Operational for more than 50 years, Elder Corporation is a family-owned and operated company. It deals in residential and commercial site development services. The company specializes in sewer installation, road construction and site preparation services. Elder Corporation works in accordance with the standards set by the Occupational Safety and Health Administration. The company has undertaken a range of demolition projects for warehouses, apartments and single-family dwellings. Its equipment list includes dozers, excavators, scrapers, loaders, road graders and trucks. Elder Corporation designs and conducts preventative maintenance and replacement programs.