DEDC is a privately owned, full service multi disciplined engineering and design firm. We offer in house expertise in mechanical HVAC, electrical, plumbing, process/chemical, structural and instrumentation/control engineering and design services. We also offer Commissioning Services (DEDC Cx). Our organization is structured to provide each client with the hands-on, direct expertise of our engineering staff and project managers. Our structure and size qualify us for projects ranging from small renovations to large new construction projects.