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Montreal's housing is unmistakable: brick duplexes and triplexes with exterior spiral staircases in the Plateau, Rosemont and Villeray, alongside condos downtown and single-family homes in the West Island. Renovating a plex comes with its own rhythm, from shared structures to Quebec's distinct rules, and the city's hard winters shape every exterior project. The contractors listed here know Montreal's plexes and its permitting.

Describe your project to compare several verified Montreal pros side by side, with real reviews and free quotes. Browsing is free and there is no obligation to hire.

L
Leclair Renovations
Verified

No reviews yet

Montreal, Quebec

Seasoned basement finishing serving Montreal, from framing and insulation and egress windows and exits.

Basement Finishing Home Addition Flooring +2 more

Montréal, Quebec

René Perron Couvreurs is a basement finishing outfit based in Montréal, working with homeowners on projects large and sm...

Basement Finishing Home Addition General Contracting
E
Elite Kitchen & Bath
Verified

No reviews yet

Montreal, Quebec

Seasoned kitchen renovation in Montreal — custom and semi-custom cabinetry and countertops and backsplash and more.

Kitchen Renovation Bathroom Renovation Basement Finishing +2 more
14+ yrs exp. Get a Quote

Montreal, Missouri

Always Clean Lawn Care handles landscaping projects across Montreal and nearby neighbourhoods. Landscaping jobs here oft...

Landscaping

Montréal, Quebec

Sol & Flore - Cabinet horticole is a landscaping outfit based in Montréal, working with homeowners on projects large and...

Landscaping

Montréal, Quebec

Homeowners around Montréal call on Electroflex for appliance installation work. Every quote is shaped by new parts and s...

Appliance Installation

Montréal, Quebec

Homeowners around Montréal call on Équipement de Réfrigération DAL for appliance installation work. Équipement de Réfrig...

Appliance Installation

Montréal, Quebec

Électroménager Atlas is a appliance installation business serving Montréal and the communities around it. Working in Mon...

Appliance Installation

Montréal, Ontario

For appliance installation work in Montréal, Électroménageur Venezuela Inc is one of the local options homeowners can re...

Appliance Installation

Montréal, Quebec

Homeowners around Montréal call on Kadron Inc for basement finishing work. Beyond basement finishing, Kadron Inc also do...

Basement Finishing Home Addition General Contracting

Montreal, Quebec

Homeowners around Montreal call on Plomberie Westmount for plumbing work. Every quote is shaped by permits and emergenci...

Plumbing

Montréal, Quebec

Based in Montréal, Protech Peinture takes on painting work for local homeowners. Pricing turns on paint quality and fini...

Painting

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Hiring a contractor in Montreal: what to know

Whether you need a general contractor to manage a full renovation in Montreal or a specialist for a single trade, here is what shapes the job and the price locally.

Contractor licensing

Most renovation work in Québec must be done by a contractor holding a valid RBQ licence. Confirming the licence up front protects your warranty rights and is the first thing to check on any quote.

Permits

Renovations that touch structure, plumbing or electrical usually need a municipal permit in Montreal, and some boroughs add their own rules. Ask each contractor to confirm which permits your project needs and who pulls them.

Taxes

Québec quotes carry both GST (5%) and QST (9.975%), so build roughly 15% of tax into your budget on top of the ranges above.

Climate

Freeze-thaw winters make drainage, insulation and foundation detail especially important in Montreal, which can add cost but prevents far more expensive water damage later.

Popular renovation projects in Montreal

Plex renovations define much of Montreal's market: reconfiguring units, restoring original woodwork and brick, updating kitchens and bathrooms, and improving insulation in buildings that are often a century old. Condo updates downtown and family-home renovations in the West Island round out the picture. Because many owners rent part of their plex, quality and durability matter as much as looks. A free quote request shows who suits your building.

Working with Montreal plexes and older buildings

Century plexes commonly hide older wiring, aging plumbing, and structures shared between units, so experienced Montreal contractors plan for these realities from the start. Winter also demands attention to insulation, windows and heating in buildings that were not built for modern efficiency. You can browse verified contractors with real plex experience.

Permits and Quebec licensing

Montreal permits are issued by individual boroughs, so requirements can vary across the city, and most structural, electrical, plumbing and division work needs approval. Quebec also has its own contractor licensing through the Regie du batiment du Quebec, an important layer beyond insurance and reviews. A dependable contractor handles borough permits and holds the right licence. Confirm both in writing before work begins.

Planning your Montreal renovation budget

Plex and older-building work can expand once walls open, so keep a contingency and avoid relying on a single online figure. Use the cost estimator for an early range, then compare real quotes from local pros for numbers specific to your property.

Frequently asked questions

How do I find a qualified renovation contractor in Montreal?

Look for contractors who are verified, insured, reviewed by real homeowners, and properly licensed in Quebec, then compare at least three quotes for the same scope. Every Montreal contractor on NeedReno passes identity, licence and insurance checks, and reviews come only from completed projects. Submit your details once to compare several local pros at no cost.

Do I need a permit to renovate a plex in Montreal?

Most structural, plumbing, electrical and unit-division work on a Montreal plex requires a permit from your borough, and rules can differ across the city. Cosmetic updates may not, but requirements depend on the project. Confirm with your contractor and your borough office before starting, since unpermitted work can create issues with insurance and future sales.

Why does Quebec contractor licensing matter?

In Quebec, most construction and renovation contractors must hold a licence from the Regie du batiment du Quebec, which sets qualification and financial standards beyond ordinary insurance. Hiring a licensed contractor protects you and is often required for permits. Always confirm a Montreal contractor's licence status in addition to reviews and insurance before signing.