| 2026-06-10 | WORLD VISION CANADA | Health; Budget; International Development |
| 2026-06-03 | Grain Farmers of Ontario | Agriculture |
| 2026-05-31 | Canada's National Firearms Association | Justice and Law Enforcement |
| 2026-05-25 | Crypto4A | Government Procurement; Industry; Intellectual Property; Science and Technology; National Security/Security |
| 2026-05-05 | Intuit Canada | Industry; Small Business; Taxation and Finance; Research and Development; Consumer Issues |
| 2026-05-05 | Canadian Cattle Association | International Trade; Agriculture |
| 2026-04-28 | Intuit Canada | Industry; Small Business; Taxation and Finance; Research and Development; Consumer Issues |
| 2026-03-10 | Associated Equipment Distributors | Employment and Training; Energy; Industry; Internal Trade; International Trade |
| 2026-02-25 | Canadian Vehicle Manufacturers' Association | Environment; Industry; Internal Trade; International Trade; Transportation |
| 2026-02-20 | 33Seven | Agriculture; Taxation and Finance |
| 2026-02-11 | Council of Canadian Innovators | Economic Development |
| 2025-12-08 | International Institute for Sustainable Development | Environment; Fisheries; Budget; Climate |
| 2025-11-26 | Fruit & Vegetable Growers of Canada | Environment; Internal Trade; International Relations; International Trade; Labour |
| 2025-11-26 | Canadian Produce Marketing Association | Employment and Training; Immigration; Industry; Internal Trade; International Relations |
| 2025-11-22 | Google Canada Corporation | Science and Technology; National Security/Security |
| 2025-11-22 | Amazon Web Services Canada, Inc. | Telecommunications; Energy; Financial Institutions; Government Procurement; Industry |
| 2025-11-21 | Irving Shipbuilding Inc. | Government Procurement; Defence |
| 2025-11-05 | Canadian Vehicle Manufacturers' Association | Environment; Industry; Transportation |
| 2025-11-03 | National Cattle Feeders' Association | Employment and Training; Environment; International Relations; International Trade; Agriculture |
| 2025-11-03 | National Cattle Feeders'Association | Employment and Training; Environment; International Trade; Agriculture; Housing |
| 2025-10-16 | Canadian Propane Association | Energy; Environment; Agriculture; Taxation and Finance; Transportation |
| 2025-10-07 | Canadian Cattle Association | Agriculture |
| 2025-08-15 | Telesat Corporation | Telecommunications; Government Procurement; Infrastructure; International Relations; International Trade |
| 2025-06-18 | Unknown | Environment; International Trade; Economic Development |
| 2025-03-10 | Unknown | Environment; International Trade; Economic Development |
| 2024-12-03 | Federation of Canadian Municipalities | Immigration; Infrastructure; Taxation and Finance; Housing; Municipalities |
| 2024-12-03 | FEDERATION OF CANADIAN MUNICIPALITIES | Immigration; Infrastructure; Taxation and Finance; Housing; Municipalities |
| 2024-12-02 | Tree Canada | Environment; Natural Resources |
| 2024-11-05 | National Cattle Feeders'Association | Employment and Training; Environment; Health; International Trade; Agriculture |
| 2024-10-31 | UNICEF Canada | Budget; International Development; Climate; Child Services |
| 2024-10-16 | Canadian Hydrogen Association | Energy; Environment; Internal Trade; International Trade; Taxation and Finance |
| 2024-10-08 | Enbridge Inc. | Energy; Environment; Aboriginal Affairs; Industry; International Relations |
| 2024-06-11 | University of Guelph | Agriculture; Economic Development; Education |
| 2024-06-10 | | Intellectual Property; Arts and Culture |
| 2024-06-06 | CANADIAN FOODGRAINS BANK | International Development |
| 2024-05-01 | NATURE CANADA | Environment |
| 2024-02-15 | Fruit & Vegetable Growers of Canada | Energy; Agriculture; Budget; Climate |
| 2024-02-06 | Dairy Farmers of Ontario | Environment; Health; International Trade; Agriculture; Budget |
| 2024-02-06 | Dairy Farmers of Ontario (DFO) | Environment; Health; International Trade; Agriculture; Budget |
| 2023-12-05 | Organization of Canadian Nuclear Industries | Employment and Training; Energy; Environment; Government Procurement; Aboriginal Affairs |
| 2023-11-29 | Expedia Canada Corp | Taxation and Finance; Tourism; Housing |
| 2023-11-28 | Canadian Aquaculture Industry Alliance | Budget |
| 2023-11-15 | Xplore Inc. | Telecommunications; Infrastructure |
| 2023-09-05 | Canadian Cattle Association | International Trade; Agriculture |