| 407 ETR |
| ABB Canada |
| AECOM |
| Aecon |
| Amazon |
| Amico |
| ANDRITZ Hydro Canada |
| Archer Daniel Midland |
| Architecture49 |
| Astera Labs |
| Aviya Aerospace Systems |
| BBA Consultants |
| Bell Canada |
| Bluelime Technical Services |
| BrainRidge Consulting Inc. |
| Brock Solutions |
| Bruce Power |
| Camis |
| Campfire Circle |
| Canada Border Services Agency |
| Canada Revenue Agency - Compliance Programs Branch |
| Canadian Armed Forces |
| Captial One Canada |
| Capitalize Analytics Consulting |
| Cascades |
| CBC/Radio-Canada |
| Central Ontario FS |
| CGC Inc. |
| City of Guelph |
| City of Kitchener |
| City of Waterloo |
| Clark Construction Management |
| Combined Metal Industries |
| Conestoga Meat Packers Ltd. |
| Connor, Clark & Lunn Financial Group Ltd. |
| Consulate-General of Japan-Toronto (JET Programme) |
| Convergix Automation Solutions |
| Correctional Services Recruitment |
| CPCS |
| D.M. Wills Associates Limited |
| D2L |
| David Schaeffer Engineering Ltd. |
| Definity |
| Dennis Group Canada / IFAB Engineering Partners Ltd. |
| DHL Supply Chain |
| Dow Chemical Canada ULC |
| Dufferin Aggregates |
| Durward Jones Barkwell & Company LLP |
| EBC Inc. |
| Edison Engineers Inc. |
| Enova Power Corporation |
| Enterprise Mobility |
| Equitable |
| FDM Group |
| FGF Brands Inc. |
| FM Global |
| Freelandt Caldwell Reilly LLP |
| General Dynamics Land Systems Canada |
| General Mills, Inc. |
| Globotech Inc. |
| GoodLife Fitness |
| Gov't of Canada - Public Service Commission/FedDev ON |
| Graham Construction |
| Grewal Guyatt LLP |
| Guelph Police Service |
| Guidepoint |
| Guidewire |
| Guillevin International |
| H.H. Angus and Associated Ltd. |
| Halton Regional Police Service |
| Heartland Mutual Insurance |
| Holmes Agro |
| Hydro One |
| Impact Assessment Agency of Canada (IAAC) |
| Imperial Oil |
| Independent Electricity System Operator (IESO) |
| Info-Tech Research Group |
| Insurance Career Connections - Insurance Institute of Canada |
| Intellectual Property Ontario |
| Invictus Analytics + Strategy |
| itec group Inc. |
| J.L. Richards & Associates |
| Jonas Software |
| Karis Disability Services |
| Kenvue |
| KEYENCE Canada |
| KW Habilitation |
| Labatt Breweries of Canada |
| Lafarge Canada Inc. |
| Laurentis Energy Partners |
| Liberty Mutual Canada |
| Linamar Corporation |
| Masters Insurance Limited |
| Matrix Solutions Inc. |
| Mazak Corporation Canada |
| MDA Space |
| Modern Niagara Group Inc. |
| MTE Consultants Inc. |
| Municipal Property Assessment Corporation |
| Next Structural Integrity |
| NimbleRx |
| Official Languages Program |
| Ontario Clean Water Agency |
| Ontario One Call |
| Ontario Power Generation |
| Oracle |
| OTTO by Rockwell Automation |
| Owens Corning Insulating System Inc. |
| Penske Truck Leasing |
| Pinchin Ltd. |
| Pine River Institute |
| Plan Group |
| PowerCo Canada |
| Powerhouse Controls Ltd. |
| Pretium Engineering |
| Professional Engineers Ontario - Grand River Chapter |
| Prospectors & Developers Association of Canada |
| PVENG |
| Rakuten Kobo |
| Redpath Sugar |
| Reliance Home Comfort |
| RH Partners LLP |
| RLG Systems Canada Inc. |
| Rocket Companies |
| Rome Transportation |
| Royal Canadian Mounted Police - general recruiting |
| Royal Canadian Mounted Police - tech recruiting |
| RWDI Inc. |
| Sapling Financial Consultants, Inc. |
| Sargent & Lundy |
| Scarborough Transit Connect |
| Schaeffler Aerospace/Schaeffler Canada Inc. |
| Scotlynn |
| Sensity Deafblind and Sensory Support Network of Canada |
| Sherwin Williams |
| Siemens Canada Ltd. |
| Siemens Energy Canada Limited |
| Sleeman Breweries |
| Sobeys Inc. |
| Sofina Foods Inc. |
| Sonoco Canada Corporation |
| SOTI.Inc |
| St. Thomas Elgin General Hospital |
| Stanley Black and Decker |
| STRABAG Inc. |
| Sun Life |
| Sylvite Holding |
| Tata Consultancy Services Inc. |
| Techtronic Industries Canada Inc. |
| The County of Wellington |
| Toyota Motor Manufacturing Canada Inc. |
| Transpharmation Ltd. |
| Tri-Mach Group Inc. |
| TULLOCH |
| Uline |
| Upper Grand District School Board |
| Vale Base Metals |
| Veolia Water Technologies |
| VGen |
| Viking-Cives Ltd. |
| Waterloo Regional Police |
| Watermark Environmental Ltd. |
| Wawanesa Insurance |
| Western Financial Group |
| Westinghouse Electric Canada Inc. |
| Wonderbrands |
| Workplace Safety and Insurance Board |
| Worley |
| WSP Canada Inc. |
| WTW |
| York Regional Police |
