Located in Ohio, DHDC Engineering Consulting Services, Inc. is a DBE, EDGE, MBE, SBE, LEDE Engineering, Consulting firm that specializes in Geotechnical Engineering, Construction Materials Testing, Special Inspections, Subsurface Utilities Engineering and Environmental Engineering services. At DHDC we also assist developers in formulating high quality teams to successfully manage and complete various projects. As such, we are always looking for skilled engineers, contractors, developers, geologists, environmental scientists and field technicians to join our professional team.