DGL Consulting Engineers, LLC (DGL) is a full-service civil engineering firm based out of Northwest Ohio, offering an extensive range of engineering, planning and design services. DGL is a certified ODOT DBE/SBE and OTIC LDBE/SBE firm with offices in Maumee, Dublin and Wauseon, Ohio. We specialize in transportation; traffic and safety; facility and site development; parks and recreation; residential