Business ProfileConcrete & Masonry Contractors in Alma, Quebec
Rosario
Rosario
Rosario is a civil engineering general contractor based in Alma. Since 1978, it has participated in major projects across Quebec and has a 200,000-square-foot yard.
Last Updated October 3, 2026.
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Business Highlights
- Rosario lists RBQ licence 1510-0530-17.
- Rosario states it is ISO 9001:2015 certified.
- Rosario lists membership in the Association des constructeurs de routes et grands travaux du Québec (ACRGTQ).
Service Area
Across Quebec.
Active Business Listing
Rosario is one of 11 concrete & masonry contractors ProsGrade lists in Alma, Quebec.
Active
Public local listing
Listing details
9 services listed, including Excavation and backfill, Complex, non-standard projects and Water, sewer and culvert conduit installation. Open weekdays, closed on weekends.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How Rosario compares with the other 10 concrete & masonry contractors on ProsGrade in Alma, using public Google ratings and review counts.
- One of 11 Alma concrete & masonry contractors on ProsGrade.
Services Covered
9 services- Excavation and backfillHeavy machinery
- Complex, non-standard projects
- Water, sewer and culvert conduit installation
- Road construction
- Large-scale earthworks
- Special building excavation
- Retaining walls
- Pumping stations and water-treatment plants
- Construction and repair of steel-wood and concrete bridges
Reviews
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Frequently Asked Questions
Can Rosario take on projects of different sizes?
Rosario says it can take on projects of all sizes.