DEN Management is the parent company of Dean E. Norris and Professional Mechanical Contractors. Dean E. Norris is a full mech ... anical and plumbing contractors specializing in commercial and industrial air conditioning, heating, and plumbing service and installation. Professional Mechanical Contractors is a full service mechanical and plumbing contractor specializing in residential, commercial, and industrial air conditioning, heating, plumbing, and electrical service and installation. Located in Wichita, KS, our presence is well established, with roots dating back to 1971. Our goal is to assist our customers through every phase of their project. This means more than just following the prints. We review and question the drawings before installation to ensure an efficient and effective system. We are ever changing to meet demands for efficient, timely construction - often on fast track schedules. We thrive in this environment and understand the direct correlation of getting new properties online with corporate and sales objectives. We do whatever it takes to get your mechanical system up and running on schedule and in budget. We provide comfort, performance, and solutions for all our commercial and residential clients. read more