Montreal's Interior & Exterior Renovation Experts
Roofing, Residential and Commercial
RBQ Licensed & Fully Insured. All work completed in strict accordance with Quebec Construction Code regulations and CCQ industry standards.
Free Estimates Within 24 Hours — When you build with CCC, you build with confidence.
Castelli & Carson Construction (CCC) is a fully licensed RBQ contractor carrying full insurance coverage and completing all work in strict accordance with Quebec Construction Code regulations and CCQ industry standards. Every project is executed using regulated installation practices, manufacturer-approved methods, and high-grade materials to ensure structural integrity, durability, and long-term performance. Eligible projects are backed by written workmanship warranty protection.
Clients receive structured scheduling, milestone updates, and direct contractor communication through our state-of-the-art digital project management platform — ensuring full transparency and organized progression at every stage of construction.
Our Services
Regulated, insured, and professionally managed construction services across Greater Montreal and surrounding regions.
Shingle Roofing
IKO Cambridge, Armourshake™ & Dynasty® shingle systems. Wind resistance up to 220 km/h. Built for Quebec's freeze-thaw climate.
Flat Roof & Membrane
SOPREMA and IKO elastomeric membrane systems. Heat-welded two-layer installations engineered for Montreal's snow loads and seasonal extremes.
Kitchen Renovation
Modern, transitional, luxury, and investment property kitchen remodels. Full coordination of structural, mechanical, and finishing trades under one roof.
Bathroom Renovation
Code-compliant bathroom remodels with proper waterproofing systems, ventilation integration, and precision tile finishing. Powder rooms to master ensuites.
Basement Finishing
Transform unfinished basement space into livable square footage — family rooms, home offices, secondary suites, and more.
Commercial Construction
Office buildouts, retail fit-outs, multi-unit residential, and commercial roofing under RBQ licensing.
Why Choose CCC?
Regulated. Transparent. Accountable. We built this company on the principles we wish every contractor operated by.
RBQ Licensed & CCQ Compliant
Every project executed under active RBQ licensing and in strict accordance with Quebec Construction Code regulations and CCQ industry standards.
Transparent Written Proposals
Line-by-line quotes with no hidden fees. You know exactly what you're paying for before a single nail is driven.
Digital Project Management
Structured scheduling, milestone updates, and direct contractor communication through our digital platform — full transparency at every stage.
Written Workmanship Warranty
Eligible projects are backed by written workmanship warranty protection — documented peace of mind and professional accountability.
Trusted Credentials & Partnerships
Recent Projects
Recent work across Montreal, Laval, West Island, the South Shore, Vaudreuil, and surrounding regions.
Architectural Shingle Replacement — Westmount
Modern Kitchen Renovation — NDG
Executive Bathroom Remodel — West Island
Elastomeric Membrane Roof — Downtown Montreal
Basement Finishing — Laval
Commercial Buildout — South Shore
Property Management & Real Estate Construction Support
For property owners and investors throughout Downtown Montreal, Laval, the South Shore, the West Island, Vaudreuil, Île-Perrot, and Pincourt, CCC provides structured renovation planning and property improvement services.
Understanding Quebec construction regulations and municipal standards is critical when improving residential or income-generating properties. Our compliance-focused approach helps reduce liability risk while increasing long-term asset performance. We combine regulated construction knowledge with investor-focused planning to enhance both property value and operational efficiency.
Service Areas
We proudly serve Downtown Montreal, the West Island, Laval, the South Shore, and off-island communities including Vaudreuil, Île-Perrot, Pincourt, and surrounding areas — delivering regulated, insured, and professionally managed construction services built to provincial standards.
Montreal — All Boroughs
Ahuntsic-Cartierville, Anjou, Côte-des-Neiges–NDG, LaSalle, Outremont, Plateau-Mont-Royal, Rosemont, Saint-Laurent, Verdun, Ville-Marie & more
West Island
Pointe-Claire, Dorval, Beaconsfield, Kirkland, Dollard-des-Ormeaux, Sainte-Anne-de-Bellevue, Baie-D'Urfé
Laval
Chomedey, Sainte-Dorothée, Laval-des-Rapides, Duvernay, Auteuil, Sainte-Rose, Fabreville
South Shore
Longueuil, Brossard, Saint-Lambert, Boucherville, La Prairie, Candiac, Châteauguay, Saint-Constant
Vaudreuil Region
Vaudreuil-Dorion, Saint-Lazare, Hudson, Pincourt, L'Île-Perrot, Terrasse-Vaudreuil
Get Your Free Estimate
Free estimates within 24 hours. No obligation. All projects quoted with full transparency and line-item detail.