Dean E. Norris is a provider of ongoing monitoring and maintenance services for heating, ventilation and air conditioning systems. The company has a staff of trained and certified technicians who specialize in inspection, scheduling and 24-hour customer support services. It serves the needs of commercial, industrial and residential customers. Dean E. Norris is a part of DEN Management Company, which is a full-service mechanical contracting company that has been in business since 1971. DEN Management Company offers piping, plumbing and welding services. The company undertakes projects for various hospitals, hotels, malls and high-rise office buildings. It additionally provides pipe fabrication and installation services. DEN Management Company is located in Wichita, Kan.