| Business | Phone |
| International Assn-Machinists 9500 Ch De La Cote-De-Liesse, Lachine H8T 1A2 | (514) 631-5389 |
| Caserne 64 3175 Rue Remembrance, Lachine H8S 1X9 | (514) 634-5711 |
| Metallos 2843 Lachine 500 Rue Notre-Dame, Lachine H8S 2B2 | (514) 639-6531 |
| Scfp Local 2881 650 16e Av, Lachine H8S 3N5 | (514) 634-6225 |
| Tuac Conseil Du Textile 655 32e Av #300, Lachine H8T 3G6 | (514) 639-6116 |
| Bureaux Des Syndicats Clsc 1900 Rue Notre-Dame, Lachine H8S 2G2 | (514) 634-9364 |