Companies catalogue
- W E Enterprises Ltd, Mississauga
- WIMAT, Hamilton
- WSP Canada Inc., Montreal
- WSP in Canada, Montreal
- Wabisa Mutual Insurance Company, Jarvis
- Wade Fernihough Law Firm, Hamilton
- Walters Inc., Hamilton
- Wardrop A Tetra Tech Company, Cambridge
- Waterdown Goldsmith, Waterdown
- Watson Gloves, Mississauga
- WeeSleep, Hamilton
- Wellandport Home Hardware, Wellandport
- Westdale Fencing Club, Hamilton
- Whiz-A-Top Laundry & Linen Services, Hamilton
- Wifi Hifi Store, Oakville
- Wilcox Door Service Inc., Mississauga
- Wildberry Homes Inc, Milton
- Williams Distinctive Gems, Burlington
- Williams-Sonoma, Toronto
- Wood, Aberdeen
- Wood, Hamilton
- Wuava, Burlington
- Wynne, Pringle, Jeske & Kovacs, Hamilton