Old Dominion Assn of Church Schools (Fredericksburg, VA) Old Dominion Electric Cooperative (Glen Allen, VA) Old Dominion Highway Contractors Assn (Richmond, VA) Old Dominion Public Affairs (Henrico, VA) Omega Protein (Reedville, VA) Online Lenders Alliance (Arlington, VA) Opportunity Solutions Project Opus Inspection Oracle Corp (Redwood City, CA) Organization of Va Homeschoolers (Charlottesville, VA) Orsted Wind Power North America Inc (Richmond, VA)