| 2026-06-10 | Canadians for Justice and Peace in the Middle East | International Relations; International Trade; National Security/Security; Foreign Affairs; Defence |
| 2026-05-28 | The United Church of Canada | Environment; Climate; Economic Development |
| 2026-05-26 | WINE GROWERS CANADA | Internal Trade; International Trade; Economic Development |
| 2026-05-21 | University of Waterloo | Aboriginal Affairs; Infrastructure; Science and Technology; Budget; Research and Development |
| 2026-05-21 | HONDA CANADA INC. | Environment; Industry; Infrastructure; International Relations; International Trade |
| 2026-05-13 | Kenvue Canada Inc. | Industry; International Trade; Economic Development |
| 2026-05-07 | Stratford Shakespearean Festival of Canada | Infrastructure; Taxation and Finance; Tourism; Arts and Culture; Economic Development |
| 2026-05-05 | Celiac Canada | Health; Agriculture; Taxation and Finance; Research and Development |
| 2026-04-27 | Canadian Meat Council | International Relations; International Trade |
| 2026-04-27 | Fruit & Vegetable Growers of Canada | Health; Industry; International Trade; Labour; Agriculture |
| 2026-04-27 | Canadian Cattle Association | International Trade |
| 2026-03-24 | Fertilizer Canada | Environment; Industry; Internal Trade; International Trade; Mining |
| 2026-03-24 | Canadians for Justice and Peace in the Middle East | International Relations; International Trade; National Security/Security; Foreign Affairs; Defence |
| 2026-03-24 | Nutrien Ltd. | Energy; Infrastructure; International Trade; Mining; Agriculture |
| 2026-03-20 | Canpotex Limited | International Trade; Transportation |
| 2026-03-12 | Erie Meats | Agriculture |
| 2026-03-11 | Unknown | Employment and Training; Forestry; Health; Immigration; Industry |
| 2026-03-09 | Canadian Federation of Independent Business (CFIB) | Internal Trade; International Trade; Small Business; Taxation and Finance; Budget |
| 2026-03-03 | Sustainable Waterloo Region | Climate |
| 2026-03-03 | Toyota Motor Manufacturing Canada Inc. | Energy; Environment; Industry; Infrastructure; International Trade |
| 2026-03-03 | BWXT Canada Ltd. | Energy |
| 2026-02-24 | Community Radio Fund of Canada | Broadcasting |
| 2026-02-24 | ALLIANCE DES RADIOS COMMUNAUTAIRES DU CANADA | Bilingualism/Official Languages |
| 2026-02-23 | Definity Insurance Company | Environment; Climate |
| 2026-02-18 | Canadian Cattle Association | Internal Trade |
| 2026-02-13 | Sustainable Waterloo Region | Climate |
| 2026-02-10 | Goderich Port Management Corp. | Infrastructure; Transportation; Economic Development |
| 2026-02-06 | OXFAM CANADA | Immigration; International Development |
| 2026-02-05 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |
| 2026-02-03 | Dairy Farmers of Ontario (DFO) | International Trade; Agriculture |
| 2026-02-03 | Dairy Farmers of Ontario | Agriculture |
| 2026-02-03 | Canadian Federation of Nurses Unions | Health |
| 2026-01-26 | National Council of Canadian Muslims (NCCM) | Justice and Law Enforcement; National Security/Security; Religion; Foreign Affairs; Constitutional Issues |
| 2026-01-21 | TELUS Health Inc. | Health; Federal-Provincial Relations |
| 2026-01-15 | Canadian Steel Producers Association | International Trade; Climate |
| 2025-12-16 | National Council of Canadian Muslims (NCCM) | Justice and Law Enforcement |
| 2025-12-09 | Canadian Live Music Association | Arts and Culture |
| 2025-12-02 | Chicken Farmers of Ontario | Agriculture |
| 2025-12-02 | Chicken Farmers of Canada | International Trade; Agriculture; Taxation and Finance |
| 2025-11-26 | Fertilizer Canada | Environment; Industry; Internal Trade; International Trade; Mining |
| 2025-11-26 | Nutrien Ltd. | Energy; Environment; Infrastructure; International Trade; Mining |
| 2025-11-26 | Canadian Produce Marketing Association | Employment and Training; Immigration; Industry; Internal Trade; International Relations |
| 2025-11-26 | Fruit & Vegetable Growers of Canada | Environment; Internal Trade; International Relations; International Trade; Labour |
| 2025-11-25 | Canadian Labour Congress | Taxation and Finance |
| 2025-11-24 | Association of Canadian Publishers | Intellectual Property; Arts and Culture |
| 2025-11-18 | Canadian Association of Importers and Exporters | Industry; Infrastructure; Internal Trade; International Relations; International Trade |
| 2025-11-04 | Canada Organic Trade Association | International Trade; Agriculture; Budget; Research and Development; Federal-Provincial Relations |