| Full Name | Company |
|---|---|
| Jeff Koller | ISCA |
| Ross Koirala | RWC |
| Dylan Knight | Mechanical Contractors Association of Ontario |
| Mark Kivinen | Northeastern Ontario Construction Association |
| Brian Kitching | IBEW Local 1687 |
| Jason Kish | IBEW Local 115 |
| Shannon Kilgar | Sheet Metal Workers & Roofers Local 30 |
| Muhammed Khawar | Hammer Heads |
| Ajan Khan | Hammer Heads |
| Josh Kelson | Kelson Mechanical |
| Greg Keller | IBEW Local 804 |
| Bart Kanters | Ready Mixed Concrete Association of Ontario |
| Greg Kalogerakis | Lisi Mechanical |
| Will Justason | Union Benefits |
| Ron Johnson | ISCA |
| Anabel Jimenez | Hammer Heads |
| Hamid Javady | Gall Zeidler Consultants |
| Hamid Jan | Hammer Heads |
| Reinaldo James | City of Toronto |
| Katherine Jacobs | Ontario Construction Secretariat |
| Brian Jacobs | IBEW CCO |
| Aidan Jacobs | Ontario Construction Secretariat |
| Jeff Irons | IBEW Local 353 |
| Mary Incognito | MLITSD |
| Joe Inacio | LiUNA Local 506 |
| Abdul Imtiaz | Hammer Heads |
| Joe Iannuzzi | Carpenters Local 27 |
| Jeff Hussey | IBEW Local 353 |
| Mike Humphries | Carpenters Regional Council |
| Paul Howe | IBEW Local 353 |
| Ian Howcroft | Skills Ontario |
| Sasha Hossaini | Hammer Heads |
| Sylvia Hitchcock | Aecon Group Inc. |
| Jodi HIll | IBEW Local 353 |
| Glen Hicks | Alltrade Industrial Contractors |
| Dale Hawrychuk | UA Local 853 Sprinkler Fitters of Ontario |
| Joe Hawley | OSMWTC |
| Derek Harvey | IBEW |
| David Harrison | Sheet Metal Workers Local 537 |
| Matthew Hamilton | MLITSD |
| Hani Hamid | Hammer Heads |
| Mark Hall | Ontario Sheet Metal Workers & Roofers Conference |
| Paul Gunning | Acoustical Association Ontario |
| Kai Guest | Sheet Metal Workers & Roofers Local 30 |
| Robert Grondin | Sterling Ridge Infrastructure |
| Dave Groen | Classic Fire + Life Safety |
| Lisa Grimes | Vipond |
| Meredith Greaves | RESCON |
| Steve Gray | Eastern Construction |
| Bob Grassing | Grassing Drywall |