Gestion Katharos-Pro inc.
Specialty contractors
Call · 514 820-9222RBQ data dated November 4, 2026: 170 companies active in Saint-Constant. 49 (29%) have held their licence for 10 years or more, the oldest since 1984; 3 got theirs in the last 90 days. Close by: Candiac (158), La Prairie (137) and Brossard (371). Choose a trade.
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Specialty contractors
Call · 514 820-9222Renovation, construction and general workConcrete and foundations
Call · 514 814-1887Doors and windowsSpecialty contractors
Call · 450 638-8627Specialty contractors
Call · 514 945-2643Specialty contractors
Call · 514 797-0223New home builders
Call · 450 290-0107PaintersSpecialty contractors
Call · 438 881-3757Electricians
Call · 514 442-4462Specialty contractors
Call · 450 845-3068