Diamond State Engineering has been working on commercial and industrial plumbing projects in Delaware for more than 10 years. We specialize in industrial plumbing services including the design and installation of all interior and exterior plumbing systems, sewers and drain systems, vents, water piping, fixtures, finishes and related equipment for specific building projects of any size. Our plumbers have experience working in commercial and retail facilities, government and federal buildings, educational facilities and healthcare facilities.