| Construction Mathieu Bacon inc. | 5719-0050-01 | Mauricie | Active |
| Construction Mathieu Borduas inc. | 5636-4169-01 | Estrie | Active |
| Construction Mathieu Brochu inc. | 5701-1793-01 | Estrie | Active |
| Construction Mathieu Champagne Inc. | 5644-7436-01 | Lanaudière | Active |
| Construction Mathieu Charest inc. | 5774-7339-01 | Bas-Saint-Laurent | Active |
| Construction Mathieu Charland inc | 5699-4486-01 | Montérégie | Active |
| Construction Mathieu Charron inc. | 5641-6944-01 | Laurentides | Active |
| Construction Mathieu Clément inc. | 5687-4589-01 | Montérégie | Active |
| Construction Mathieu Désautels inc. | 5865-3411-01 | Montérégie | Active |
| Construction Mathieu Fournier inc. | 5801-2899-01 | Montérégie | Active |
| Construction Mathieu Galarneau inc. | 5804-7044-01 | Centre-du-Québec | Active |
| Construction Mathieu Lacroix inc. | 5796-2672-01 | Laurentides | Active |
| Construction Mathieu Laflamme inc. | 5818-8582-01 | Montérégie | Active |
| Construction Mathieu Landry inc. | 5612-6972-01 | Montérégie | Active |
| Construction Mathieu Lareau inc. | 5641-3958-01 | Montérégie | Active |
| Construction Mathieu Lemay Inc. | 5628-1777-01 | Centre-du-Québec | Active |
| Construction Mathieu Marois inc. | 5714-8652-01 | Estrie | Active |
| Construction Mathieu Morissette inc. | 5809-9045-01 | Montérégie | Active |
| Construction Mathieu Roussin inc. | 5765-1309-01 | Chaudière-Appalaches | Active |
| Construction Mathieu St-Denis inc. | 5802-0470-01 | Montréal | Active |
| Construction Mathieu St-Jean inc | 5862-1764-01 | Montérégie | Active |
| Construction Mathieu St-Onge inc. | 5725-4245-01 | Montérégie | Active |
| Construction Mathieu Thibert inc. | 5716-7462-01 | Montérégie | Active |
| Construction Matière inc. | 5862-2812-01 | Estrie | Active |
| Construction Matra inc. | 5635-5597-01 | Montréal | Active |
| Construction Matrak inc. | 5724-1366-01 | Laurentides | Active |
| Construction Matrik inc. | 5739-4140-01 | Laurentides | Active |
| Construction Matson inc. | 5864-3206-01 | Montérégie | Active |
| Construction Matt. Samson inc. | 5827-9449-01 | Chaudière-Appalaches | Active |
| Construction Matteau inc. | 5758-7313-01 | Laurentides | Active |
| Construction Matthewe Lamouche Inc. | 5758-2447-01 | Outaouais | Active |
| Construction Maurice Bilodeau Inc. | 8309-8855-46 | Chaudière-Appalaches | Active |
| Construction Maurice Mathieu inc. | 5685-0209-01 | Montérégie | Active |
| Construction Maurice Samson inc. | 2536-3623-51 | Mauricie | Active |
| Construction Mavpro inc. | 5790-2629-01 | Montérégie | Active |
| Construction Mavrick Goupil inc. | 5796-8521-01 | Chaudière-Appalaches | Active |
| Construction Mavrik inc. | 5771-5013-01 | Laurentides | Active |
| Construction Max Lévesque inc. | 5649-1178-01 | Lanaudière | Active |
| Construction MAX Remy (CMR) inc. | 5747-3662-01 | Montérégie | Active |
| Construction Max Thomas inc. | 5684-5688-01 | Estrie | Active |
| Construction Maxel Inc. | 5858-2602-01 | Montréal | Active |
| Construction Maxim Roy inc. | 5735-8830-01 | Chaudière-Appalaches | Active |
| Construction Maxime Aubry inc. | 5718-4574-01 | Lanaudière | Active |
| Construction Maxime Beaudoin Inc. | 5670-9561-01 | Estrie | Active |
| Construction Maxime Benoit inc. | 5818-3807-01 | Lanaudière | Active |
| Construction Maxime Bergeron inc. | 5613-4588-01 | Lanaudière | Active |
| Construction Maxime Davidson inc. | 5878-9280-01 | Montérégie | Active |
| Construction Maxime Denis inc. | 5793-0497-01 | Montérégie | Active |
| Construction Maxime Dionne inc. | 5796-4132-01 | Saguenay--Lac-Saint-Jean | Active |
| Construction Maxime Dubuc Inc. | 5861-8075-01 | Centre-du-Québec | Active |