O'Neil & Associates, Inc. is headquartered in Miamisburg, Ohio (just South of Dayton), where it occupies a 80,000-square-foot, state-of-the-art facility on a 16-acre campus.
Our facilities are access controlled via key cards. All employees wear badges with photographs. Visitors sign a visitor log and are required to wear visitor badges and be escorted while in our facility.
Monday - Friday: 8am to 4:30pm Saturday: Closed Sunday: Closed
Our largest satellite facility is in Oshkosh, Wisconsin, where we have over 40 personnel.