- United Panelized Walls & Trust
- United Steel Equipment Co Inc
- Valley Door & Hardware
- Warner Moore & Co Inc
- West Ohio Building Specialties
- Western Fireproofing Co Inc
- Western Shower Door Inc
- Willco Sales & Svc Inc
- Wilson-Partenheimer Inc
- Wilson-Partenheimer Inc
- Wire Crafters Inc
- Won-Door Accordion Partitions
- Won-Door Corp
- Worthington Building Products
