| Business | Phone |
| A Chalifour Enr 2298 Rue Rene, Longueuil J4K 3E9 | (450) 677-5972 |
| Ancestrale Maconnerie 519 White, Longueuil J4V 1E9 | (514) 244-3040 |
| Gilles Oligny Masonry 27 Rue Desmarchais, Longueuil J4J 2X8 | (450) 647-1121 |
| J L Papillon & Fils Inc 1667 Rue Joliette, Longueuil J4K 4W6 | (450) 651-3957 |
| Leon Murray Maconnerie Inc 2097 Rue Barbeau, Longueuil J4M 2T3 | (450) 468-7166 |
| Maconnerie Monteregie Inc 775 Rue La Salle, Longueuil J4K 3G6 | (450) 442-0347 |
| Maconneries Godin Enr 367 Rue Richard, Longueuil J4L 3A3 | (450) 651-7371 |
| Renovations Mdr 108 Rue Saint-Hilaire, Longueuil J4J 2P2 | (450) 448-6854 |
| Entreprises Denis Hudon Enr 900 Rue Victoria, Longueuil J4J 3C1 | (450) 677-9033 |