- 4Refuel
- AECOM
- AON
- Bank of Montreal
- Bell
- Boychyn Excavating Ltd.
- Canadian Scale
- CBM/St. Mary’s Cement
- DRP Services Board
- Durham Regional Police Association
- Fraser Ford
- G. E. Capital
- Harris Communications
- KPMG Enterprise
- Machinex
- Mack
- McAsphalt Industries
- Nortrax
- OPG
- Petro Canada
- Royal Bank
- TD Canada Trust
- Telus
- The Miller Group
- Toshiba
- Vicdom Sand & Gravel
- Waterford Building Maintenance
- Wee Tartan Shop
- Winslow’s Gerolamy
