| Administration financière du Séminaire | CH001/013 |
| Association catholique de secours mutuel | CH121 |
| Banque Canadienne Nationale | CH458 |
| Banque de Saint-Hyacinthe, 1873-1908 | CH117 |
| Benoit, Benoit, 1906-1996 | CH332 |
| Centre d'archives du Séminaire de Saint-Hyacinthe, 1990- | CH142 |
| Commerce | CH478/004 |
| Courrier de Saint-Hyacinthe, Le, 1853- | CH380 |
| Duckett & Duckett, 1910-1985 | CH446 |
| Finances | CH478/006 |
| Frigon, Roland, chanoine, 1914-1989 | CH038 |
| Giard, Gilles, 1920-1997 | CH199 |
| Lapointe, Laurent, 1944- | CH443 |
| Leduc-Picard, Réjeane, 1922- | CH461 |
| Lefebvre, Joseph-Paul, 1912- | CH333 |
| LeFrançois, Lucien C., 1918-1996 | CH406 |
| Lemonde, Joseph-Aimé, abbé, 1869-1945 | CH269 |
| Nichols, Michel | CH464 |
| Racine, Jean-Paul, 1926- | CH398 |
| Séminaire de Saint-Hyacinthe | CH001 |
| Wilson, Lucille | CH395 |
