Company | Category | Area | Address | Web | Contact person | |
OPCON DESIGN ASSOC | Engineers-Consulting | Ohio | 3997 MCMANN RD, CINCINNATI, Hamilton, Ohio, 45245-2307, USA | www.opconassociates.com | - | Mel Kreitzer |
OPCON INDUSTRIES INC | Mechanical Contractor | Oregon | PO BOX 2208, BEAVERTON, Washington, Oregon, 97075-2208, USA | - | - | Kurt Liebe |