| National Defence · 5,870 contracts | 5,870 | $1,163,894,661 |
| Public Services and Procurement Canada · 1,523 contracts | 1,523 | $884,958,731 |
| Global Affairs Canada · 1,406 contracts | 1,406 | $185,844,353 |
| Parks Canada · 929 contracts | 929 | $64,951,139 |
| Royal Canadian Mounted Police · 844 contracts | 844 | $73,163,343 |
| Fisheries and Oceans Canada · 664 contracts | 664 | $99,795,285 |
| National Research Council Canada · 455 contracts | 455 | $413,951,112 |
| Agriculture and Agri-Food Canada · 409 contracts | 409 | $157,877,342 |
| Environment and Climate Change Canada · 407 contracts | 407 | $51,769,613 |
| Correctional Service of Canada · 373 contracts | 373 | $18,816,244 |
| Transport Canada · 182 contracts | 182 | $51,890,766 |
| Natural Resources Canada · 173 contracts | 173 | $60,026,295 |
| Canada Border Services Agency · 111 contracts | 111 | $38,518,132 |
| Canadian Food Inspection Agency · 88 contracts | 88 | $18,406,170 |
| Canadian Space Agency · 45 contracts | 45 | $40,125,290 |
| Health Canada · 39 contracts | 39 | $34,430,760 |
| Public Health Agency of Canada · 25 contracts | 25 | $107,138,704 |
| Innovation, Science and Economic Development Canada · 21 contracts | 21 | $2,855,985 |
| Veterans Affairs Canada · 21 contracts | 21 | $4,051,227 |
| Canada Revenue Agency · 17 contracts | 17 | $409,899 |
| Indigenous Services Canada · 13 contracts | 13 | $3,245,707 |
| Canadian Heritage · 13 contracts | 13 | $3,075,222 |
| Courts Administration Service · 12 contracts | 12 | $330,268 |
| City of Toronto — Facilities Operations · 12 contracts | 12 | $17,418,133 |
| City of Toronto — Toronto Water · 9 contracts | 9 | $3,539,586 |
| City of Toronto — Parks, Forestry & Recreation · 7 contracts | 7 | $10,364,243 |
| City of Toronto — Solid Waste Management Services · 7 contracts | 7 | $18,398,122 |
| National Gallery of Canada · 6 contracts | 6 | $1,173,644 |
| Canadian Grain Commission · 6 contracts | 6 | $593,746 |
| Crown-Indigenous Relations and Northern Affairs Canada · 5 contracts | 5 | $769,444 |
| City of Toronto — Long-Term Care Homes & Services · 5 contracts | 5 | $397,961 |
| Immigration and Refugee Board of Canada · 5 contracts | 5 | $323,471 |
| Canada Energy Regulator · 5 contracts | 5 | $330,201 |
| Peel Region · 5 contracts | 5 | $812,505 |