Filter by City Brunswick Chippewa Lake Creston Hinckley Litchfield Lodi Medina Seville Valley City Wadsworth Go back to directory. Add to Address Book. River Technical Design Inc. River Technical Design Inc. Main 2811 Sharon Copley Rd. Medina Ohio 44256 home Main: (330) 241-5397home Website: Visit Website Categories: Manufacturer, Medina Updated 1 year ago.