| CONGRESS DIRECT 1851854 · TMA1014808 | Illieston Health Inc. | 16 Paper35 Advertising41 Education+1 | Registered | 2019 |
| WORLD JEWISH CONGRESS 1735319 · TMA994493 | World Jewish Congress LLC | 35 Advertising36 Finance41 Education+1 | Registered | 2018 |
| WORLD POTATO CONGRESS 0754489 · TMA537480 · design | WORLD POTATO CONGRESS INC. | 35 Advertising41 Education | Registered | 2000 |
| WORLD CONGRESS ON PAIN 1454462 · TMA896333 | INTERNATIONAL ASSOCIATION FOR THE STUDY OF PAIN, INC. | 41 Education | Registered | 2015 |
| TORONTO CONGRESS CENTRE 1929731 · TMA1120605 | TCC HOLDINGS INC. a legal entity | 35 Advertising37 Construction39 Transport+3 | Registered | 2022 |
| TORONTO CONGRESS CENTRE 0845065 · TMA508283 | TCC HOLDINGS INC. | 24 Textiles25 Clothing28 Toys | Registered | 1999 |
| WOMEN'S FOREST CONGRESS 2126089 · design | an individual | 9 Electronics16 Paper41 Education | Pending | 2021 |
| THE LIBRARY OF CONGRESS 0970764 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1977 |
| GSMA MOBILE WORLD CONGRESS 1713971 · TMA1039893 | GSMA LTD. | 35 Advertising41 Education | Registered | 2019 |
| GSMA MOBILE WORLD CONGRESS 1713970 · TMA1039896 · design | GSMA LTD. | 35 Advertising41 Education | Registered | 2019 |
| PHOENIX WORLD BURN CONGRESS 1768555 · TMA991814 | The Phoenix Society, Inc. DBA The Phoenix Society for Burn Survivors, Inc. | 41 Education45 Legal | Registered | 2018 |
| THE TORONTO CONGRESS CENTRE 1457519 · TMA814585 · design | TCC HOLDINGS INC. | 5 Pharmaceuticals6 Metal9 Electronics+12 | Registered | 2011 |
| XII World Forestry Congress 0913438 | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2001 |
| WESTERN SPONSORSHIP CONGRESS 1436809 · TMA767460 | The Barootes Partnership Group Inc. | 35 Advertising41 Education | Registered | 2010 |
| WORLD MOLECULAR IMAGING CONGRESS 1531467 · TMA839036 · design | World Molecular Imaging Society | 9 Electronics16 Paper35 Advertising+2 | Registered | 2012 |
| WESTERN SPONSORSHIP CONGRESS WSC 1436811 · TMA767462 · design | The Barootes Partnership Group Inc. | 35 Advertising41 Education | Registered | 2010 |
| INTERNATIONAL LIVESTOCK CONGRESS 1302794 · TMA749341 | INTERNATIONAL STOCKMEN'S EDUCATIONAL FOUNDATION, INC. | 41 Education | Registered | 2009 |
| GSM ASSOCIATION MOBILE. ASIA CONGRESS 1374217 · TMA777153 · design | GSMA LTD. | 41 Education | Registered | 2010 |
| GSM ASSOCIATION MOBILE. WORLD CONGRESS 1374216 · TMA777152 · design | GSMA LTD. | 41 Education | Registered | 2010 |
| HOLA HEAVY OIL LATIN AMERICA CONGRESS & Design 1611834 · TMA881110 · design | dmg events (Canada) inc. | 35 Advertising41 Education | Registered | 2014 |
| The 2003 XII World Forestry Congress (WFC-2003) 0913441 | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2001 |
| CANADIAN JEWISH CONGRESS/CONGRÈS JUIF CANADIEN 0881095 · TMA536343 | UNITED ISRAEL APPEAL OF CANADA INC. | 35 Advertising41 Education42 Science+2 | Registered | 2000 |
| AQUACULTURE INTERNATIONAL CONGRESS AND EXPOSITION 0903357 | B.C. PAVILION CORPORATION | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1988 |
| CONGRÈS DU TRAVAIL DU CANADA CANADIAN LABOUR CONGRESS 1708138 · TMA938132 · design | an individual | 35 Advertising41 Education | Registered | 2016 |
| CANADIAN LABOUR CONGRESS CONGRÈS DU TRAVAIL DU CANADA 1708131 · TMA943873 · design | an individual | 35 Advertising41 Education | Registered | 2016 |