At RGD & Sons, we are a complete commercial mechanical contracting company for small and large businesses, institutions, and industrial partners in Delaware and beyond. This means we are laser-focused on the construction of plumbing and HVAC systems, including process and power piping, within high-occupancy facilities like hotels, schools, hospitals, and municipal services buildings. With in-house engineering, our design/build capabilities allow us to provide our valued partners with quality work from the project modeling phase to system implementation. We also employ a network of trusted subcontractors to perform HVAC service work when construction is complete.