| 2026-07-02 | Hoffmann-La Roche Limited | Health |
| 2026-06-10 | The Hospital for Sick Children (SickKids) | Health |
| 2026-06-09 | Canadian Anesthesiologists' Society | Environment; Health |
| 2026-06-03 | Pallium Canada | Employment and Training; Health |
| 2026-06-03 | TekSavvy Solutions Inc. | Telecommunications; Consumer Issues |
| 2026-06-02 | Merck Canada Inc. | Health; Intellectual Property; International Trade; International Development; Research and Development |
| 2026-06-02 | Takeda Canada Inc. | Health; Internal Trade |
| 2026-06-02 | AstraZeneca Canada Inc. | Government Procurement; Health; Industry; International Trade; Budget |
| 2026-05-28 | The Toronto-Dominion Bank | Financial Institutions; Justice and Law Enforcement |
| 2026-05-28 | Canadian Bankers Association | Financial Institutions; Consumer Issues |
| 2026-05-28 | Visa Canada Corporation | Financial Institutions; Small Business; Taxation and Finance; Budget; Privacy and Access to Information |
| 2026-05-28 | ROYAL BANK OF CANADA | Financial Institutions; Consumer Issues |
| 2026-05-28 | Scotiabank | Financial Institutions; Consumer Issues |
| 2026-05-28 | BMO Financial Group | Financial Institutions; Justice and Law Enforcement |
| 2026-05-28 | Fintechs Canada | Financial Institutions |
| 2026-05-26 | National Council of Canadian Muslims (NCCM) | Foreign Affairs |
| 2026-05-26 | Canadians for Justice and Peace in the Middle East | International Relations; International Trade; National Security/Security; Foreign Affairs; Defence |
| 2026-05-14 | National Steel Car Limited | Employment and Training; Financial Institutions; Industry; Labour; Regional Development |
| 2026-05-05 | Celiac Canada | Health; Agriculture; Taxation and Finance; Research and Development |
| 2026-05-05 | MS Canada | Health; Science and Technology; Taxation and Finance; Budget; Research and Development |
| 2026-04-27 | Consecon Foundation | Environment; Animal Welfare |
| 2026-04-16 | Canadian Franchise Association (CFA) | Employment and Training; Immigration; Small Business; Taxation and Finance; Pensions |
| 2026-04-15 | Canadian Association of Petroleum Producers | Energy; Environment; Industry; Infrastructure; International Relations |
| 2026-04-14 | Canadian Public Works Association | Telecommunications; Employment and Training; Environment; Infrastructure; Labour |
| 2026-04-08 | Christian Reformed churches in Canada (CRCNA Canada Corporation) | International Development |
| 2026-03-25 | Digital Research Alliance of Canada | Science and Technology; Research and Development |
| 2026-03-25 | The Digital Research Alliance of Canada | Science and Technology; Research and Development; Economic Development; Federal-Provincial Relations |
| 2026-03-23 | National Council of Canadian Muslims (NCCM) | Religion; Constitutional Issues |
| 2026-03-11 | Unknown | Employment and Training; Forestry; Health; Immigration; Industry |
| 2026-03-10 | Canadian Organic Growers | Environment; International Relations; International Trade; Regional Development; Agriculture |
| 2026-03-10 | Justice For All Canada | Immigration; Aboriginal Affairs; International Relations; International Trade; Justice and Law Enforcement |
| 2026-02-25 | National Council of Indigenous Midwives | Health; Aboriginal Affairs; Federal-Provincial Relations |
| 2026-02-25 | Women's Health Coalition of Canada | Health |
| 2026-02-18 | Ontario Shipyards | Government Procurement; Defence |
| 2026-02-10 | West End Home Builders' Association | Housing |
| 2026-02-10 | National Council of Canadian Muslims (NCCM) | Justice and Law Enforcement; Foreign Affairs; Constitutional Issues |
| 2026-02-10 | Tapestry Community Capital | Financial Institutions; Infrastructure; Taxation and Finance; Budget; Housing |
| 2026-02-05 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |
| 2026-02-04 | Indigenous Leadership Initiative | Employment and Training; Environment; Fisheries; Forestry; Health |
| 2026-01-28 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |
| 2026-01-26 | National Council of Canadian Muslims (NCCM) | Justice and Law Enforcement; National Security/Security; Religion; Foreign Affairs; Constitutional Issues |
| 2026-01-26 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |
| 2026-01-16 | Praxis Spinal Cord Institute | Health; Science and Technology; Research and Development; Economic Development |
| 2026-01-15 | Canadian Steel Producers Association | International Trade; Climate |
| 2026-01-14 | LOGISTEC Marine Services ULC | Employment and Training; Energy; Environment; Industry; Infrastructure |
| 2025-12-18 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |
| 2025-12-18 | Mennonite Central Committee Canada | International Relations; Foreign Affairs |
| 2025-12-17 | Islamic Relief Canada | Environment; Immigration; Internal Trade; Justice and Law Enforcement; International Development |