Since 1998, Groupe Cartier has established itself as the premier general contractor in Montreal, with over 1,650 successfully delivered projects in residential renovation and commercial renovation across the island and surrounding regions. Our integrated team of certified carpenters, electricians, interior designers, and project managers brings unmatched coordination and craftsmanship to every job site, from initial concept to final walkthrough.
Whether you’re planning a complete house renovation, a full duplex renovation, or a large-scale commercial transformation, Groupe Cartier manages every aspect of your project under one roof. One point of contact. Zero coordination headaches. Flawless execution.
As a leading residential renovation contractor and residential general contractor with over 25 years of experience in Montreal, we handle projects of every scale: home additions, floor plan reconfigurations, full bathroom overhauls, custom kitchen installations, and more. Unlike contractors who outsource most trades to third parties, Groupe Cartier maintains its own certified in-house teams, ensuring consistent execution and quality control from start to finish. Our proven process for complete house renovation and complete duplex renovation delivers seamless project flow, on-time delivery, and complete cost transparency from day one.
Every residential project is assigned a dedicated project manager who coordinates all trades, ensures full compliance with Quebec’s building codes, and keeps you informed at every stage. Through our BuilderTrend project management platform, every client receives their own secure personal portal, offering real-time progress updates, material selection approvals, contract document access, and direct communication with the team, all from your phone or computer. At Groupe Cartier, transparency isn’t a talking point, it’s a built-in operational standard.
Groupe Cartier is your go-to commercial general contractor for the transformation of office spaces, retail environments, restaurants, clinics, and institutional facilities in Montreal. As an experienced commercial renovation contractor, we understand the regulatory requirements specific to commercial builds and deliver results that genuinely reflect your brand identity. We know that downtime costs money, which is why we plan every phase of your commercial renovation strategically, minimizing business disruption while maximizing the impact of your new space.
Commercial clients benefit from the same BuilderTrend client portal experience, with dedicated access to budgets, schedules, progress reports, and all project communications, so you stay in full control of your investment no matter where you are.
Are you looking for a general contractor in Greater Montreal for a major renovation? Contact Groupe Cartier to discuss your project. This initial exchange allows us to assess the scope of the work, your objectives and the technical requirements.
A first home visit is scheduled to analyse your property and start the project in a structured way.
During the meeting, our team takes measurements and carries out a complete evaluation of the building. We analyse the technical constraints, the existing structure, the functional needs and the budget allocated to the major renovation.
Groupe Cartier acts as the general contractor and coordinates all the steps: regulatory verification, work planning, trades bids, schedule and site organization.
Your collaboration at this stage ensures a smooth and uneventful execution.
An implementation agreement is established, including a clear timeline and terms and conditions of the work. Groupe Cartier is committed to meeting deadlines and ensuring rigorous site management.
The work begins under the supervision of our team. As a general contractor, Groupe Cartier ensures the coordination of the teams, the monitoring of the work and the quality control, until the final delivery.
Do you have a residential or commercial renovation project in mind?
Schedule your no-obligation discovery call with our team today so we can understand your project and show you how Groupe Cartier can turn your vision into reality.
Contact us today and entrust your project to a team that has been making a difference since 1998.
Our clients in Montreal share their experience with our high-end renovation and interior design services. Here are a few Google reviews that reflect our turnkey approach.
Yes. Groupe Cartier acts as general contractor to ensure centralized, efficient and standards-compliant management.
Yes. We coordinate carpenters, electricians, plumbers, tilers, painters and all other tradespeople.
Yes. All our projects comply with building codes and are covered by required insurance.
Yes. You have a dedicated project manager who handles communication, monitoring and full coordination.
Yes. We serve Montreal and surrounding areas for mid-range and high-end residential projects.
It means we handle 100% of the project: design, plans, quotes, management, construction and final delivery.
Yes. The budget is structured from the start and the timeline is planned and rigorously monitored through to completion.
Yes. That’s precisely the advantage of turnkey: you don’t have to manage anything, everything is centralized with Groupe Cartier.
We specialize in mid-range to high-end projects, with a strong focus on quality, design and finishing.
Simply book an initial consultation. We analyze your needs and build your custom project from there.
Groupe Cartier carries out complete or partial renovations in the Greater Montreal area, from kitchen and bathroom transformations to full duplex and ground-floor renovations. Our expertise also covers energy-efficient renovations to improve the comfort and efficiency of your home.
The company offers a very broad range of services: flooring replacement, room expansions, kitchen and bathroom modernization, accessibility adaptations for people with reduced mobility, and insulation work to improve the home’s energy performance.
Each renovation is adapted to the client’s budget, schedule and lifestyle to ensure a lasting and value-adding result over the long term.
The budget depends on the planned work, material choices and desired level of finish. Groupe Cartier provides a precise estimate based on a detailed analysis and personalized support to avoid surprises.
The budget estimate is done after a technical evaluation of the site, a needs analysis and a discussion about priorities and constraints. The team advises on material alternatives, construction phases and available financing options, allowing clients to tailor the project to their financial capabilities while maximizing the final value. Clear documentation and expense tracking complete this transparent approach.
Timelines can range from a few weeks to several months depending on the scope of the project. A rigorous schedule is established to meet deadlines and ensure smooth execution of the work.
The timeline is specified from the start through comprehensive planning that includes each stage: preliminary studies, permit applications, material ordering and the construction phase. Groupe Cartier schedules regular follow-up meetings to adjust the calendar in case of unforeseen events and maintain consistent quality through to final handover.
An energy-efficient renovation reduces your heating and cooling costs while increasing your home’s value. This type of work is often eligible for government grants and is a profitable long-term investment.
Homeowners benefit from lower utility bills, improved comfort and increased property value. Access to government credits and incentives, such as Rénoclimat, helps reduce the initial cost, while improved energy efficiency ensures reduced energy consumption and better thermal and environmental performance.
Yes, the team handles the necessary administrative steps, including verifying municipal regulations and submitting permit applications, ensuring legal compliance and peace of mind for clients.
Handling the administrative portion is part of the turnkey offering: Groupe Cartier assists clients with filling out forms, preparing required documents and communicating with municipal authorities.
This service prevents errors that could delay the project or result in penalties, and ensures compliance with safety and zoning standards.
The group oversees a variety of projects including the renovation of retail stores, restaurants and offices. They offer an integrated service, adapting to the specific needs and operational constraints of each business sector.
Whether it’s a small shop or an office tower, Groupe Cartier ensures compliance with the constraints of each type of business: work schedules, space access and specific safety standards.
Commercial project planning and management include interior design integration, subcontractor coordination and efficient budget and human resource management. Each project is accompanied by tailored monitoring to ensure compliance and satisfaction.
Groupe Cartier carefully plans the work to minimize the impact on operations, often scheduling work during off-peak hours or in phases. This flexible approach ensures business continuity and client satisfaction.
A project’s success depends on the ability to minimize disruptions through adapted organization: setting up temporary barriers, signage for work areas, scheduling critical phases and maintaining constant communication with the client’s staff. The goal is to allow business to continue under the best possible conditions, even during major transformations.
Among the main challenges are strict deadline coordination, compliance with safety and environmental standards, and managing specific constraints related to client activities during construction.
Time management, the safety of clients and workers, compliance with various regulations and work customization are among the major challenges.
Through a methodical approach and active communication, Groupe Cartier masters each challenge, proposes tailored solutions and ensures the success of the commercial transformation even in the most complex contexts.
A certified contractor guarantees expertise that meets legal and technical requirements, which avoids risks related to non-compliance and ensures the longevity of installations and user safety.
Working with a certified contractor means benefiting from quality assurance, work completion guarantees and peace of mind through compliance with safety, accessibility and environmental standards. Groupe Cartier operates according to the professional standards required in Quebec, guaranteeing project compliance and efficiency.
The cost depends heavily on the size, materials and technical specifics of the project, with budgets that can range from a few thousand to several hundred thousand dollars. A personalized assessment is essential for an accurate estimate.
The budget variation reflects the diversity of commercial projects, from a simple space refresh to a complete building transformation. Groupe Cartier conducts a thorough site analysis, proposes various technical solutions and supports the client in defining the budget, while promoting transparency and cost control at every stage of the project.
