| Business | Phone |
| Jean Fortin & Assoc 975 Av Du Palais #203, Saint-Hyacinthe J2S 5C6 | (450) 771-0100 |
| Raymond Chabot Inc 1050 Boul Casavant O #2001, Saint-Hyacinthe J2S 8B9 | (450) 774-4300 |
| Remillard Moquin Nadeau Lebel 5425 Boul Laurier #106, Saint-Hyacinthe J2S 3V6 | (450) 771-2447 |