| 2026-07-16 | MD Charlton Company Limited | Government Procurement; Industry; National Security/Security; Defence |
| 2026-06-16 | Canadian Federation of Independent Business (CFIB) | Small Business |
| 2026-06-10 | Corus Entertainment Inc. | Broadcasting |
| 2026-06-03 | Secure Future Research Ltd DBA ControlAI | National Security/Security; Research and Development; Foreign Affairs |
| 2026-06-02 | Motion Picture Association - Canada | Telecommunications; International Relations; International Trade; Arts and Culture; Economic Development |
| 2026-05-22 | Cornerstone Association of REALTORS | Immigration; Industry; Infrastructure; Small Business; Taxation and Finance |
| 2026-05-20 | Canadian Centre for Child Protection Inc. | Health; Industry; Justice and Law Enforcement; Science and Technology; Privacy and Access to Information |
| 2026-05-14 | National Steel Car Limited | Employment and Training; Financial Institutions; Industry; Labour; Regional Development |
| 2026-05-05 | The Centre for Israel and Jewish Affairs | Justice and Law Enforcement |
| 2026-05-05 | Toronto Symphony Orchestra | Budget; Arts and Culture |
| 2026-04-23 | Directors Guild of Canada | Intellectual Property; International Trade; Arts and Culture; Broadcasting |
| 2026-04-14 | NATIONAL ASSOCIATION OF WOMEN AND THE LAW | Justice and Law Enforcement |
| 2026-04-08 | International Institute for Sustainable Development | Environment; Fisheries; Budget; Climate |
| 2026-03-31 | Google Canada Corporation | Justice and Law Enforcement; Science and Technology; Privacy and Access to Information |
| 2026-03-26 | NATIONAL ASSOCIATION OF WOMEN AND THE LAW | Justice and Law Enforcement |
| 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 |
| 2026-03-24 | Banff Centre for the Arts and Creativity | Aboriginal Affairs; Tourism; Arts and Culture |
| 2026-03-19 | Canadian American Business Council | Energy; Industry; Internal Trade; International Trade; Labour |
| 2026-03-19 | MasterCard Canada, ULC. | Financial Institutions; International Trade |
| 2026-03-11 | Unknown | Employment and Training; Forestry; Health; Immigration; Industry |
| 2026-03-10 | Aerospace Industries Association of Canada | Employment and Training; Energy; Environment; Government Procurement; Industry |
| 2026-03-05 | B'nai Brith National Organization of Canada | Arts and Culture |
| 2026-02-18 | University of Calgary | Regional Development; Science and Technology; Budget; Research and Development |
| 2026-02-10 | Unifor | Telecommunications |
| 2026-01-29 | Apple Canada Inc. | Health; Intellectual Property; Science and Technology; Taxation and Finance; Privacy and Access to Information |
| 2026-01-27 | ABORIGINAL PEOPLES TELEVISION NETWORK | Aboriginal Affairs; Broadcasting |
| 2026-01-27 | Aboriginal Peoples Television Network Incorporated | Aboriginal Affairs; Broadcasting |
| 2026-01-27 | Aboriginal Peoples Television Network | Aboriginal Affairs; Broadcasting |
| 2026-01-15 | Canadian Steel Producers Association | International Trade; Climate |
| 2026-01-09 | Co-operative Housing Federation of Canada | Regional Development; Taxation and Finance; Budget; Housing; Economic Development |
| 2025-12-01 | Canadian Gaming Association | Sports; Broadcasting; Federal-Provincial Relations; Media |
| 2025-12-01 | Canadian Gaming Association (CGA) | Sports; Broadcasting; Federal-Provincial Relations; Media |
| 2025-11-18 | Canadian Construction Association | Employment and Training; Energy; Environment; Government Procurement; Immigration |
| 2025-11-18 | AtkinsRéalis | Energy; Environment; Economic Development |
| 2025-11-18 | Public Service Alliance of Canada | Government Procurement; Labour; Budget |
| 2025-11-13 | The Professional Institute for the Public Service of Canada | Employment and Training; Environment; Fisheries; Government Procurement; Health |
| 2025-11-10 | National Steel Car Limited | Employment and Training; Industry; Internal Trade; Regional Development; Taxation and Finance |
| 2025-11-10 | McMaster University | Employment and Training; Energy; Environment; Health; Immigration |
| 2025-10-28 | IATSE (International Alliance of Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States, its Territories and Canada) | Arts and Culture |
| 2025-10-28 | IATSE - International Alliance of Theatrical Stage Employees | Taxation and Finance; Arts and Culture |
| 2025-10-28 | KidSport | Sports |
| 2025-10-28 | Rogers Communications Inc. | Telecommunications; Broadcasting |
| 2025-10-28 | Shaw Festival | Infrastructure; Regional Development; Arts and Culture; Economic Development |
| 2025-10-22 | Directors Guild of Canada | Intellectual Property; Arts and Culture |
| 2025-10-21 | The Centre for Israel and Jewish Affairs | Justice and Law Enforcement; Taxation and Finance; National Security/Security |
| 2025-10-15 | Canadian Credit Union Association | Financial Institutions |
| 2025-10-15 | ArcelorMittal Dofasco | International Trade |