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Find general contractors in Ottawa, Ontario

HomeStars connects you with general contractors in Ottawa, Ontario easily and stress-free. No more cold-calling or endless web searches: just post your project on HomeStars and get matched only with available pros. Read real customer reviews, discuss your specific needs, and compare multiple quotes, all in one convenient place.

Some of our top rated general contractors in Ottawa

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  • Professional, insured, reliable, and certified roofing company with more than 20 yrs experience in the business. We offer some of the best material and workmanship guarantee in the business. Wether you need a full reroof or just a repair were here to help.

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  • I’m a reliable handyman who takes pride in quality workmanship and clear communication. I enjoy solving problems, finding practical solutions, and making sure every job is done safely and properly. I’m detail‑oriented, focused on clean finishes, and committed to treating your home with care. Whether it’s repairs, installations, or small improvements, I’m here to help keep your home running smoothly.

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    • Best of the Best 2025
    • Best of Awards 2026

    HB Pools has been working hard to build a positive reputation amongst our clients. Although we work primarily with the installation, opening, closing and maintenance of residential pools, we do provide services, such as pool openings and pool closings for corporate pools. We take a lot of pride in doing quality work, and our past customers are our best references–their referrals keep us busy all season long.

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  • DTech Services & Solutions Inc. was founded with a simple mission: to provide reliable, high-quality heating, cooling, and HVAC services across Ottawa and the surrounding communities. As a family-owned and locally operated HVAC company, we believe in honest work, transparent pricing, and long-term relationships with our customers. Our team is dedicated to helping homeowners and small businesses stay comfortable year-round with dependable heating and cooling solutions. From heat pump installations and furnace repairs to air conditioning systems, ventilation upgrades, and other energy-efficient solutions, we provide professional HVAC services for residential and light commercial properties throughout Ottawa and the National Capital Region. Our focus is simple: deliver reliable systems, improve indoor comfort, and provide service that customers can trust. As a BBB A+ accredited HVAC contractor, we've built our reputation on quality workmanship, transparency, and dependable service.

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  • General contractor in Ottawa

    At Kaz Renos we do laminate, luxury viny flooring, cermaic floors and backsplash’s, baseboard and trim, cabinets, countertops, new interior doors etc. From a Partial remodel/upgrade to a Full bathroom and Kitchen renovations we do it all. I was the main installer in my previous positon and mastered many techniques and developed skills to ensure beautiful installations from start to finish. Prep is the most important for any type of renovation from sub floor repairs, to self leveling and priming we do it right to ensure long lasting integrity and structure. Insurance and HST Registered.

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  • General contractor in Ottawa

    My name is Nidal, a civil engineer. I have worked in the contracting field for a long time and I am proficient in many jobs, but currently I have chosen to work on the landscaping sector , including design, implementation and maintenance, in addition to bathrooms and kitchens.

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  • I started the business back in 2000 and from there I expanded from landscaping to full renovations interior and exterior. The business started in the east of Ottawa and went all the way west now. I very proud to say that I have completed many home renovations that have blown away the mind le of clients with design and and application of the design. It is small family style business and we cater to the clients needs and wants with out blowing to budget that most people want to stay in. That being said we are eager to meet new people and eager to get any work that is requested started and finished to the clients satisfaction. Briiangagne

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  • General contractor in Ottawa

    Construction and maintenance electrical. For all your electrical construction and maintenance work, installation of car chargers, lighting fixtures, residential and commercial electrical problems, replacement of electrical panels or increasing amperage, we are available every day 24 hours a day.

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  • General contractor in Ottawa

    Located in Ottawa, our company specializes in delivering top-tier interlock services. With a dedicated focus on interlock paving and repairs, we pride ourselves on transforming outdoor spaces with precision and aesthetic excellence. Our team of seasoned professionals brings years of experience to each project, ensuring high-quality workmanship that stands the test of time. At our company, we understand the importance of combining durability with visual appeal. Whether it’s a new installation or a repair job, we use premium materials and the latest techniques to achieve outstanding results. We are committed to providing our clients with exceptional service at competitive prices, making quality interlock solutions accessible to all. Choose us for reliable, expert interlock services in Ottawa, and see your vision come to life with craftsmanship you can trust.

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  • Established in 2008, Firon Roofing Inc. has grown to a full service roofing company offering Lifetime and Designer roofing systems to Ottawa and surrounding areas, with a focus on transparency, integrity and customer commitment. Firon is an active member of the National Roofing Contractors Association, The Ottawa Chamber of Commerce, an A+ member of the Better Business Bureau, and Certified through the GAF Manufacturer holding the status of Certified Weather Stopper Roofing Contractor and Certified Green Roofer. Firon has been recognized in Profit Magazine (2012) as #9 in the Profit Hot 50 for Canada’s Top New Growth Companies and in the Ottawa Business Journal (2013) Fastest Growing Companies. Firon Roofing Inc. remains committed to ongoing training, partnerships, and business development, through a passion for education and our community.

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  • General contractor in Ottawa

    Okna Construction can help you with your install or replace airconditioning, repair windows, install or replace interior doors, install or replace exterior or reinforced doors, install or replace shutters, install or replace rolling shutters, install or replace insect screen, repair floor, install or renovate foundation, build pergola, gazebo or garden house, yard maintenance, install or repair electrical sockets and switches, repair household appliance, install or replace thermostats, repair or maintain airconditioning, assemble or disassemble furniture, install or replace household appliances, trim and decorative moldings, build or replace decking, install or renovate swimming pool, clean roof or gutters, mount artwork, tvs or furniture, install or replace garage door, repair door, repair or treat facade, repair or maintain roof or gutter, repair plaster, repair shutters, repair exterior doors, repair wall or floor tiles, sealing / caulking, install or replace window bars and railing, repair or maintain fence, various small jobs, decorative painting, paving, install or replace pool cover, winter services and snow removal, exterior trim, ceiling fan, install or repair bath exhaust fan, opening & closing service for swimming pool, power washing, repair countertops, small staining or painting project, install, repair or replace caulking, install or refurbish mirrors, install or repair acoustic ceiling tiles & accessibility modifications request in Ottawa and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Okna Construction now to discuss your needs and arrange a quote.

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  • General contractor in Ottawa

    PROFESSIONAL DRYWALL & RENOVATION SUBCONTRACTOR - OTTAWA Hello, My name is François Tessier. I bring over 30 years of hands-on experience in residential and commercial renovations. I am currently available for subcontracting work in Ottawa and surrounding areas. Specializing in: • Drywall installation • Taping & mudding (joints) • Plastering & finishing • General renovations 1 am reliable, detail-oriented, and fully equipped with my own tools. I work independently, meet deadlines, and deliver clean, professional results. Available to start immediately. If you are a contractor looking for dependable and experienced support on your projects, feel free to contact me at | look forward to working with you.

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  • General contractor in Ottawa

    im a handyman and alao accept home renovation drywall installation,taping&mudding,exterior&interior painting residential and commercial,landscaping,interlock,pavement ,driveway(asphalt and concrete),kitchen and bathroom renovation,flooring and a lot more.. all works guaranteed at very reasonable rate.

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  • General contractor in Ottawa

    Hard worker that can draft and design anything you desire and I take pride in my work to make sure we are both happy with the work that I have completed. Married father of 4. Tons of experience with very complex construction projects and building plans. I am also available for consultations. Most of my career I have been a building supervisor for concrete mega structures.

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  • General contractor in Ottawa

    Ottawa Basements is a division of Justyn Rook Contracting, bringing over 20 years of construction experience to basement renovations across Ottawa. We specialize in transforming unfinished basements into beautiful, functional living spaces - from simple finishing projects to complete secondary dwelling units and legal rental apartments. Whether you need a home office, recreation room, guest suite, or income-generating rental unit, we handle it all. What sets us apart: • WSIB insured for your protection • Ontario Building Code experts - we know the rules inside and out • Full permit handling included - no headaches for you • Fixed-price quotes - no surprises • Clean, professional job sites We're locally owned and operated in Ottawa. This isn't a side gig - basements are what we do. We understand Ottawa's unique building requirements, from secondary suite regulations to the specific challenges of Ottawa homes. Every project gets the same attention to detail, whether it's a basic finish or a high-end renovation. We show up on time, communicate clearly, and stand behind our work. Ready to unlock your basement's potential? Contact us for a free estimate. We'll walk you through your options and give you a straig

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  • Oner Construction Inc. can help you with your install vinyl, wall or floor tiling, repair floor, repair wall or floor tiles, backsplash , tub around instalitation, fireplace & replace or maintain grout request and Bathroom Renovation in Kanata and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Oner Construction Inc. now to discuss your needs and arrange a quote.

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4.9

Top rated general contractors

Our general contractors in Ottawa, are rated 4.9 out of 5 based on 81 reviews from homeowners like you.

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What services are offered by Ottawa general contractors?

Home renovation and construction projects in Ottawa often involve coordinating multiple trades, permits, and inspections. General contractors help manage this process by organizing work schedules, sourcing materials, and ensuring projects follow the Ontario Building Code and the City of Ottawa’s building and renovating regulations across neighbourhoods ranging from The Glebe and Alta Vista to growing communities like Kanata and Barrhaven.

Here are some general contractor services that are commonly requested in Ottawa:

  • Home additions and layout reconfigurations: Expanding kitchens, adding extra storeys, or opening interior layouts is common in neighbourhoods where homeowners upgrade existing properties rather than relocate.

  • Basement finishing and secondary dwelling units: Many Ottawa homeowners convert basements into rental suites, home offices, or recreation areas, subject to local zoning and permit requirements.

  • Custom home construction and rebuilds: In areas such as Westboro or parts of Old Ottawa South, older houses are sometimes replaced with newly built homes that better suit modern layouts and energy efficiency standards.

  • Energy efficiency upgrades and exterior improvements: Window replacements, insulation upgrades, siding, roofing, and drainage improvements are frequent projects due to Ottawa’s cold winters and seasonal temperature changes.

HomeStars matches you with general contractors near you who are available to take on your project. To get started, it’s easy: just post your project on HomeStars and local Ottawa general contractors will register their interest.

If your project focuses on one room of the house, you can also find Ottawa-based kitchen renovation companies and specialists in bathroom renovations on the platform as well.

What makes hiring a general contractor in Ottawa, Ontario unique?

Hiring a general contractor in Ottawa comes with city-specific considerations that are not always relevant elsewhere. The city’s mix of historic and suburban neighbourhoods and its location at the crossing of two waterways make for unique planning and processes in construction and renovation projects.

Here are some factors that general contractors in Ottawa need to consider:

  • Historic and heritage homes: Many older neighbourhoods (e.g., Sandy Hill, the Glebe, Old Ottawa South) have century‑old homes requiring careful planning for renovations, including heritage approvals for exterior work.
  • Waterways and flood‑prone areas: Proximity to the Rideau Canal, Ottawa River, and other local waterways can affect grading, drainage, and foundation design.
  • Soil and winter conditions: Ottawa’s clay‑heavy soils and freeze‑thaw cycles impact foundations, concrete work, and exterior installations.

Find a general contractor in in Ottawa with HomeStars

With HomeStars, you can skip the cold-calling and hours of research by using our one-stop-shop platform. You’ll be able to find available, verified professionals who have reviews to back up their work. Here’s how to find and hire Ottawa general contractors on HomeStars:

  1. Start by posting your project on HomeStars. Provide a clear description of your general contractor project and, if possible, include photos to get precise quotes.
  2. Receive interest from available pros, review work history, and read customer feedback for general contractors in Ottawa.
  3. Connect with general contractor professionals in Ottawa to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

All Ottawa pros, including general contractors, who register with our platform undergo verification, including checks of ID and company details, so you can hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

What is the average cost of hiring a general contractor in Ottawa, Ontario?

Costs for general contractors in Ottawa can include a variety of factors, including labour, materials, permits, and equipment. Hourly rates generally fall between 60 and $145 and depend on the contractor’s experience, service type, and the complexity of the project.

Below are some typical costs for common Ottawa general contractor projects:

  • Home additions and layout reconfigurations: $210 to $320 per sq. ft., influenced by structural changes, foundation adjustments, and finish selections.
  • Basement renovations and secondary dwelling units: $50,000 to $100,000+, based on layout, plumbing, electrical work, and whether a kitchen or bathroom is included.
  • Custom home construction and rebuilds: *$275 to $425 per sq. ft., shaped by design details, lot conditions, and materials.
  • Energy efficiency upgrades and exterior improvements: $15,000 to $65,000+, depending on scope, materials, and structural requirements for windows, siding, roofing, or drainage improvements. This can include home energy audit costs to guide choices.

HomeStars Tip: We always recommend having an open discussion with your Ottawa general contractor about specific services included and pricing and that everything be detailed in a written quote. This supports clear communication and helps avoid misunderstandings.

What to ask an Ottawa, Ontario general contractor before hiring?

When deciding whether to hire a general contractor in Ottawa, asking a few questions can help you decide whether they’re the right fit for your project.

What types of projects do you usually handle?

A general contractor in Ottawa should be able to outline the types of projects they specialize in, such as home renovations, new builds, or commercial construction.

Have you completed projects in my neighbourhood or with similar home types?

Knowledge of Ottawa’s neighbourhoods and property types can help contractors plan for local challenges, such as century‑old homes in Westboro or Sandy Hill, compact lots in urban infill areas, or multi-unit townhomes and condos. Many contractors share their past projects on their HomeStars profiles.

Are you insured in Ontario and covered by WSIB?

Contractors working in Ottawa should carry liability insurance and maintain Workplace Safety and Insurance Board coverage to protect homeowners and workers.

Will you handle City of Ottawa permits and inspections?

Many renovations and additions require permits. Confirm who is responsible for applications and booking inspections.

Who will manage the project on-site, and how will communication work?

A building contractor generally assigns a dedicated foreperson or project manager to coordinate all aspects of the work, including supervising subcontractors and scheduling inspections. Clarify who will coordinate trades, schedule inspections, and provide updates so you know how information will be shared.

What warranties apply to workmanship and materials?

Understanding warranty terms and the process for resolving deficiencies protects your investment after completion.

FAQ: Common questions about general contractor services in Ottawa, Ontario

When should I hire a general contractor?

Hiring an Ottawa general contractor early in the planning phase is ideal, especially for large renovations or construction projects. They can help with budgeting, timelines, permits, and coordination from the start. HomeStars helps speed up the process of finding a general contractor, helping you get a head start on your project.

Do general contractors offer design advice or planning support?

Many Ottawa general contractors provide guidance on layouts, space planning, and material choices. They can help translate your ideas into workable plans, coordinate with trades, and suggest solutions that meet municipal code requirements.

How might living near Ottawa’s waterways affect my general contracting needs?

Homes near the Ottawa River or Rideau Canal may require extra attention to drainage, flood prevention, and soil stability. Contractors can plan foundation work, grading, and landscaping to minimize water-related issues and ensure long-term performance.

How can I find help in selecting energy-efficient materials that are suitable for my Ottawa home?

Ottawa contractors can recommend insulation, windows, HVAC systems, and other energy-saving upgrades suited to local climate conditions. A pre-renovation home inspection can identify areas that would benefit most from improvements, and you can easily find home inspectors on HomeStars to guide these recommendations.

Do general contractors in Ottawa handle cleanup after the project?

Most residential general contractors in Ottawa include site cleanup as part of their service, removing debris and ensuring work areas are safe once the project is complete. Always confirm with your contractor what level of cleanup is included.

When is the busiest construction season in Ottawa?

Construction in Ottawa is busiest from late spring to early fall, when weather conditions are most favourable for exterior work. Scheduling trades and municipal inspections can take longer during these months, so using HomeStars to connect with local contractors helps secure availability and plan your project ahead of peak season.

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