W
- Waterbrands
- WD-40 Company
- Weaver Industries
- Weems & Plath
- Wesbar
- Wesking Enterprises
- West Coast Wire Rope & Rigging
- West System
- Westcott
- Western Marine
- Western Pacific Trading
- Westland Industries
- Wexco Industries
- Whale Water Systems
- Whiff Wizard
- Whitecap
- Wichard
- Wilderness Packs
- Williams Industrial Sales
- Wilmar Corp.
- Windline
- Wise Seats
- WM Barr & Company
- Woolsey
- Wooster
- Wooster Products
- Worthington
- Wow Watersports
- WWMH
- Work Sharp
- Winegard