ONeil Engineering Services, Inc. Share: Architectural Design ONeil Engineering Services, Inc. Visit Website 1480 Oakbridge Court Powhatan, VA 23139 (804) 921-3589 About Map About ONeil Engineering Services is a federally certified veteran owned small business offering mechanical, plumbing, gas piping and electrical engineering design services. What's Nearby? Distance: 5 10 15 20 25 50 mi.
