Find Contractors in Ontario

Collecdev markee

Collecdev markee is a Owner Real Estate Developer that serves the Toronto, ON area and specializes in Access Control.

True Plumbing INC.

Kitchener, ON

Specialty Contractor

Commercial, Industrial and Energy, Residential

Plumbing

True Plumbing INC. is a Specialty Contractor that serves the Kitchener, ON area and specializes in Plumbing.

MITSAIR

Toronto, ON

Supplier

Commercial, Healthcare, Infrastructure, Institutional, Residential

Heating Ventilating and Air Conditioning HVAC

MITSAIR is a Supplier that serves the Mississauga, ON area and specializes in Heating Ventilating and Air Conditioning HVAC.

LC Bakery Equipment Service Ltd.

Ontario

Consultant, Supplier

Commercial, Healthcare, Industrial and Energy, Infrastructure, Institutional

Aluminum Framed Entrances and Storefronts, Commercial Equipment, Manufactured Fireplaces, Manufacturing Equipment, Sheet Metal Flashing and Trim

LC Bakery Equipment Service Ltd. is a Consultant, Supplier that serves the Brantford, ON area and specializes in Aluminum Framed Entrances and Storefronts, Commercial Equipment, Manufactured Fireplaces, Manufacturing Equipment, Sheet Metal Flashing and Trim.

Ronco Roofing & Sheet Metal

Ontario

Specialty Contractor

Commercial, Healthcare, Industrial and Energy, Institutional, Residential

Built Up Bituminous Waterproofing, Membrane Roofing, Roofing

We have worked with contractors, property managers, management corporations and developers with diverse roofing needs (industrial, commercial, residential, asphalt, or shingle roofing systems) and have the versatility to address those diverse needs.

Sole Proprietorship

Brant, ON • Cambridge, ON • Guelph, ON • Hamilton, ON • Kitchener, ON • London, ON • Stratford, ON • Toronto, ON • Waterloo, ON • Ontario

General Contractor

Commercial, Residential

Access Doors and Panels, Access Flooring, Acoustic Ceilings, Aluminum Framed Entrances and Storefronts, Aluminum Siding, Applied Fire Protection, Aquariums, Board Insulation, Bronze Framed Entrances and Storefronts, Canvas Roofing, Cast In Place Concrete Retaining Walls, Ceilings, Cement Plastering, Cementitious and Reactive Waterproofing, Ceramic Tiling, Chain Link Fences and Gates, Closet Doors, Coastal Construction, Coiling Doors and Grilles, Composite Wall Panels, Composite Windows, Concrete, Construction Insurance, Construction Scheduling, Construction Waste Management and Disposal, Decking, Demolition, Display Cases, Door and Window Hardware, Door Hardware, Door Louvers, Driveways, Electrical, Electrical General, Estimating, Exterior Planting Support Structures, Exterior Protection, Exterior Specialties, Fences and Gates, Flooring, General Construction Management, Pool and Fountain Plumbing Systems, Roof and Deck Insulation, Roof Panels, Roof Pavers, Roof Specialties, Roof Windows and Skylights, Swimming Pools

401 Property Management is a proudly Canadian-owned and operated company providing trusted property management, construction, and renovation services across Ontario. We specialize in transforming and maintaining residential and commercial properties through quality workmanship, reliable service, and professional project management.

Our mission is simple — to help property owners enhance value, improve functionality, and create spaces that are built to last. From renovations and upgrades to ongoing property support, our experienced team delivers every project with precision, transparency, and care.

At 401 Property Management, we believe strong relationships, honest communication, and consistent results are the foundation of every successful project.

AllVent Solutions Ltd.

Ontario

Supplier

Commercial

Mechanical Design and Engineering

AllVent Solutions Ltd. is a Supplier that serves the Toronto, ON area and specializes in Mechanical Design and Engineering.

Montrose Environmental

Guelph, ON • Hamilton, ON • Toronto, ON • Vaughan, ON

Consultant

Infrastructure

Design and Engineering, Environmental Assessment, Plants, Site Controls, Soil Stabilization, Temporary Environmental Controls, Temporary Erosion and Sediment Control

Montrose Environmental is a Consultant that serves the Guelph, ON area and specializes in Design and Engineering, Environmental Assessment, Plants, Site Controls, Soil Stabilization, Temporary Environmental Controls, Temporary Erosion and Sediment Control.

Farley Manufacturing

Puslinch, ON

Supplier

Infrastructure

Athletic and Recreational Special Construction

Farley Manufacturing is a Supplier that serves the Puslinch, ON area and specializes in Athletic and Recreational Special Construction.

Gallery MetalWorks

Ontario

Architect, Consultant, Engineer, Supplier

Commercial, Healthcare, Industrial and Energy, Institutional, Residential

Metal Fabrications

Gallery MetalWorks is a Architect, Consultant, Engineer, Supplier that serves the Mississauga, ON area and specializes in Metal Fabrications.

DAC

Chicago, IL • Louisville, KY • Toronto, ON

Consultant

Commercial

Design and Engineering

DAC is a Consultant that serves the Toronto, ON area and specializes in Design and Engineering.

UTC Construction

Toronto, ON

General Contractor

Commercial, Institutional, Residential

Civil Design and Engineering

UTC Construction is a General Contractor that serves the Kawartha Lakes, ON area and specializes in Civil Design and Engineering.

CSM E&I

Chatham-Kent, ON • Kitchener, ON • London, ON • Sarnia, ON • St Thomas, ON • Windsor, ON • Ontario

General Contractor, Specialty Contractor

Commercial, Healthcare, Industrial and Energy, Infrastructure, Institutional, Residential

Electrical, Electrical General, Electrical Power Generation, Instrumentation and Control For Electrical Systems

CSM E&I is a General Contractor, Specialty Contractor that serves the Sarnia, ON area and specializes in Electrical, Electrical General, Electrical Power Generation, Instrumentation and Control For Electrical Systems.

Cecchini Group

Ontario

General Contractor, Specialty Contractor

Commercial, Infrastructure, Institutional, Residential

Abatement and Remediation, Above Grade Vapor Retarders, Access and Barriers, Access Control, Access Doors and Panels, Access Flooring, Acoustic Ceilings, Acoustic Treatment, Aggregate Coated Panels, Aggregate Surfacing, Agricultural Equipment, Air Barriers, All Glass Entrances and Storefronts, Aluminum Framed Entrances and Storefronts, Aluminum Siding, Amusement Park Structures and Equipment, Applied Fire Protection, Appraisers and Valuation Services, Aquariums, Arch Dams, Architectural Design and Engineering, Architectural Wood Casework, Art, Artificial Reefs, Arts and Crafts Equipment, Asbestos Abatement and Remediation, Assessments and Studies, Athletic and Recreational Special Construction, Athletic and Recreational Surfacing, Audio Video Communications, Automatic Entrances and Storefronts, Auxiliary Dam Structures, Backing Boards and Underlayments, Balanced Door Entrances and Storefronts, Estimating

Cecchini Group is a General Contractor, Specialty Contractor that serves the Vaughan, ON area and specializes in Abatement and Remediation, Above Grade Vapor Retarders, Access and Barriers, Access Control, Access Doors and Panels, Access Flooring, Acoustic Ceilings, Acoustic Treatment, Aggregate Coated Panels, Aggregate Surfacing, Agricultural Equipment, Air Barriers, All Glass Entrances and Storefronts, Aluminum Framed Entrances and Storefronts, Aluminum Siding, Amusement Park Structures and Equipment, Applied Fire Protection, Appraisers and Valuation Services, Aquariums, Arch Dams, Architectural Design and Engineering, Architectural Wood Casework, Art, Artificial Reefs, Arts and Crafts Equipment, Asbestos Abatement and Remediation, Assessments and Studies, Athletic and Recreational Special Construction, Athletic and Recreational Surfacing, Audio Video Communications, Automatic Entrances and Storefronts, Auxiliary Dam Structures, Backing Boards and Underlayments, Balanced Door Entrances and Storefronts, Estimating.

abc construction

Toronto, ON

Engineer

Infrastructure

Project Management and Coordination

abc construction is a Engineer that serves the Toronto, ON area and specializes in Project Management and Coordination.

OK Construction

Ontario

Specialty Contractor

Commercial, Healthcare, Infrastructure, Institutional, Residential

Concrete

Founded in 1967, our company has proudly delivered quality concrete services for nearly six decades. Built on hard work, integrity, and craftsmanship, we have established a strong reputation for reliability and precision in every project we complete.

We specialize in foundations, footings, and rebar installation, providing solid structural support for residential, commercial, and industrial construction. From small home foundations to large-scale structural projects, our experienced team ensures every job is completed with accuracy, durability, and attention to detail.

Steelway

Aylmer, ON

Engineer

Industrial and Energy

Fabricated Engineered Structures

Steelway is a Engineer that serves the Aylmer, ON area and specializes in Fabricated Engineered Structures.

MCW

Toronto, ON

Consultant, Engineer

Commercial, Institutional, Residential

Electrical, Fire Protection Engineering, Heating Ventilating and Air Conditioning HVAC, Plumbing

MCW is a Consultant, Engineer that serves the Toronto, ON area and specializes in Electrical, Fire Protection Engineering, Heating Ventilating and Air Conditioning HVAC, Plumbing.

Fsm design

Barrie, ON • Toronto, ON

Architect, Consultant

Commercial, Healthcare, Industrial and Energy, Infrastructure, Institutional, Residential

General Construction Management

Fsm design is a Architect, Consultant that serves the Barrie, ON area and specializes in General Construction Management.

Allegion Canada Access Inc

Alberta • British Columbia • Manitoba • New Brunswick • Newfoundland and Labrador • Nova Scotia • Ontario • Prince Edward Island • Québec • Saskatchewan

Supplier

Commercial, Healthcare

Automatic Entrances and Storefronts, Integrated Automation Actuators and Operators

We know how important your doors are to your storefront. They are the customers' first impression of your business as they enter and a lasting impression as they leave while helping you provide your highest quality products and services.

That is why we have been providing retail and other businesses with improved commercial glass doors since the 1930s. Our durable, best-in-class automatic doors and operators give people of all abilities improved access options that maintain or enhance your business' architectural aesthetics for better customer experiences.

Giving your customers the best products and services is your business. Getting them through your doors smoothly and reliably is ours.

Hercules Crane and Lifting

Greater Sudbury, ON

Specialty Contractor, Supplier

Commercial, Industrial and Energy, Infrastructure

Equipment, Safety Specialties, Temporary Cranes, Temporary Hoists

Hercules Crane and Lifting is a Specialty Contractor, Supplier that serves the Greater Sudbury, ON area and specializes in Equipment, Safety Specialties, Temporary Cranes, Temporary Hoists.

Design by competent

Burlington, ON

Consultant

Commercial

Design and Engineering

Design by competent is a Consultant that serves the Burlington, ON area and specializes in Design and Engineering.

Palermo Railings

Barrie, ON • Ontario

Specialty Contractor

Commercial, Residential

Wood Stairs and Railings

Palermo Railings is a Specialty Contractor that serves the Barrie, ON area and specializes in Wood Stairs and Railings.

Craft Contracting Ltd.

New Brunswick • Nova Scotia • Ontario • Prince Edward Island

General Contractor

Commercial, Healthcare, Industrial and Energy

Access and Barriers

Craft Contracting Ltd. is a General Contractor that serves the Toronto, ON area and specializes in Access and Barriers.

Jantzi Plumbing

Kitchener, ON

General Contractor

Commercial, Residential

HVAC General, Plumbing

Jantzi Plumbing is a General Contractor that serves the Wellesley, ON area and specializes in HVAC General, Plumbing.

365 Heating, Cooling and Plumbing

Brantford, ON • Cambridge, ON • East Zorra-Tavistock, ON • Guelph, ON • Hamilton, ON • Ingersoll, ON • Kitchener, ON • London, ON • Milton, ON • Mississauga, ON • Norwich, ON • Puslinch, ON • Stratford, ON • Tillsonburg, ON • Waterloo, ON • Woodstock, ON

Specialty Contractor

Commercial, Residential

Heating Ventilating and Air Conditioning HVAC, Plumbing

365 Heating, Cooling and Plumbing is a Specialty Contractor that serves the Kitchener, ON area and specializes in Heating Ventilating and Air Conditioning HVAC, Plumbing.

BrightCore Inc.

Toronto, ON

General Contractor, Specialty Contractor

Commercial, Residential

Electrical

BrightCore Inc. is a General Contractor, Specialty Contractor that serves the Markham, ON area and specializes in Electrical.

Tristar Electric Inc. - Airports

Mississauga, ON

General Contractor, Specialty Contractor

Industrial and Energy

Electrical

Tristar Electric Inc. - Airports is a General Contractor, Specialty Contractor that serves the Mississauga, ON area and specializes in Electrical.

Satellite Building Components

Brockville, ON • Carleton Place, ON • Kingston, ON • Merrickville-Wolford, ON • Ottawa, ON • Perth, ON

Supplier

Commercial, Residential

Building Modules and Components, Structural Design and Engineering, Structural Panels, Wall Panels, Wood Framing, Wood Wall Panels

Satellite Building Components is a Supplier that serves the Merrickville, ON area and specializes in Building Modules and Components, Structural Design and Engineering, Structural Panels, Wall Panels, Wood Framing, Wood Wall Panels.

TowerCrest Property Services Inc.

Burlington, ON • Hamilton, ON • Mississauga, ON • North York, PA • Toronto, ON • Ontario

Specialty Contractor

Commercial, Infrastructure

Cleaning Services, Final Cleaning, Windows

TowerCrest Property Services Inc. is a Specialty Contractor that serves the Toronto, ON area and specializes in Cleaning Services, Final Cleaning, Windows.

Timber Panel Group Inc.

Ontario

Specialty Contractor, Supplier

Commercial, Healthcare, Industrial and Energy, Institutional, Residential

Heavy Timber Construction, Shop Fabricated Structural Wood, Timber Framed Entrances and Storefronts, Wood Framing

Timber Panel Group Inc. is a Specialty Contractor, Supplier that serves the Brantford, ON area and specializes in Heavy Timber Construction, Shop Fabricated Structural Wood, Timber Framed Entrances and Storefronts, Wood Framing.

NextGen Contracting

NextGen Contracting is a Engineer that serves the Niagara Falls, ON area and specializes in Acoustic Ceilings.

Kally LTD

Toronto, ON

Supplier

Industrial and Energy

Closet Doors, Door Hardware, Doors and Frames

Kally LTD is an Ontario-based door manufacturer specializing in high-quality exterior and interior door solutions for residential and commercial projects. Based in the Greater Toronto Area, we design and manufacture premium fiberglass and steel exterior doors, along with ready-to-order interior door collections tailored to modern homes and professional builds.

Our exterior doors are custom-built to meet project-specific requirements, offering durability, energy efficiency, and security without compromising design. For interior spaces, we provide a wide range of contemporary and classic door styles with clear pricing and online availability, making the selection process simple and efficient.

At Kally LTD, we work closely with homeowners, builders, contractors, designers, and developers across Toronto and Ontario. Our focus is on consistent quality, reliable lead times, and responsive support throughout every stage of a project — from consultation to delivery.

With a commitment to craftsmanship, innovation, and long-term partnerships, Kally LTD continues to be a trusted door manufacturer for projects that demand performance, customization, and refined design.

M&M Painting Contractors Ltd.

Goderich, ON • Kitchener, ON • London, ON

Specialty Contractor

Commercial, Healthcare, Industrial and Energy, Infrastructure, Institutional, Residential

Acoustic Ceilings, Blanket Insulation, Blown Insulation, Board Fire Protection, Decorative Finishing, Painting and Coatings

All types of painting /baking soda blasting /epoxy floor and wall coatings/wallcovering Drywall, Acoustic ceilings, insulation

The Floor Company

Ontario

Specialty Contractor

Commercial, Healthcare, Industrial and Energy, Infrastructure, Institutional, Residential

Concrete Finishing

The Floor Company is a Specialty Contractor that serves the Ottawa, ON area and specializes in Concrete Finishing.

Francis Home Environment Heating and Air Conditioning

Arnprior, ON • Clarence-Rockland, ON • Ottawa, ON • Russell, ON

Specialty Contractor

Residential

Heating Ventilating and Air Conditioning HVAC, Plumbing

At Francis Home Environment Heating and Air Conditioning, we’ve proudly served Ottawa homeowners with dependable HVAC and plumbing solutions for more than 90 years. We offer same-day service, work with all major brands, and provide efficient, no-hassle solutions tailored to your home’s needs.

At Francis Home Environment, we understand the importance of a functional and efficient heating and cooling system for your comfort and well-being. Whether it's a new furnace installation, routine air conditioning maintenance, or emergency repairs, our team of certified technicians is here to ensure your home remains comfortable throughout the year.

Truc Ngan

Hamilton, ON

General Contractor

Commercial, Healthcare, Institutional, Residential

Architectural Design and Engineering, Project Management

Truc Ngan is a General Contractor that serves the Hamilton, ON area and specializes in Architectural Design and Engineering, Project Management.

AtlasCare Heating & Cooling

Aurora, ON • Barrie, ON • Brampton, ON • Burlington, ON • Halton Hills, ON • Markham, ON • Milton, ON • Mississauga, ON • Newmarket, ON • Oakville, ON • Pickering, ON • Richmond Hill, ON • Toronto, ON • Vaughan, ON • Whitchurch-Stouffville, ON

Specialty Contractor

Residential

Heating Ventilating and Air Conditioning HVAC, Plumbing

At AtlasCare, we’ve been providing reliable HVAC and plumbing services across Toronto, Oakville, and the GTA for over 90 years. Since day one, our focus has been on responding quickly, solving problems effectively, and delivering skilled service that keeps your home running smoothly. Whether you’re dealing with a broken furnace, AC trouble, or a plumbing issue, our team is ready to help—day or night. We offer same-day service, handle all makes and models, and prioritize your comfort with efficient, no-hassle solutions.

Since 1932, we’ve provided expert heating and cooling services Toronto homeowners and businesses rely on. With decades of experience and thousands of successful repairs and installations, we deliver reliable solutions to keep your property comfortable year-round.

Creative Homes

Chatham-Kent, ON • Essex, ON • London, ON • Sarnia, ON • Windsor, ON

Architect, General Contractor

Commercial, Industrial and Energy, Institutional, Residential

Carpeting, Construction Scheduling, Demolition, Design and Engineering, Design Coordination Services, Fabricated Faced Panel Assemblies, Fabricated Panel Assemblies With Siding, Fabricated Wall Panel Assemblies, Faced Panels, Finish Carpentry, Project Management, Project Management and Coordination, Residential Equipment, Roof Panels, Service Walls, Sheathing, Shingles and Shakes, Steel Siding, Structural Design and Engineering, Structural Panels, Structural Steel, Structural Steel Framing Erection, Structural Steel Framing Fabrication, Timber Framed Entrances and Storefronts, Wall Panels, Window Wall Assemblies, Windows, Wood Fences and Gates, Wood Flooring, Wood Framing, Wood Shake Siding, Wood Shingle Siding, Wood Siding, Wood Stairs and Railings, Wood Wall Panels

Creative Homes is a Architect, General Contractor that serves the West Lorne, ON area and specializes in Carpeting, Construction Scheduling, Demolition, Design and Engineering, Design Coordination Services, Fabricated Faced Panel Assemblies, Fabricated Panel Assemblies With Siding, Fabricated Wall Panel Assemblies, Faced Panels, Finish Carpentry, Project Management, Project Management and Coordination, Residential Equipment, Roof Panels, Service Walls, Sheathing, Shingles and Shakes, Steel Siding, Structural Design and Engineering, Structural Panels, Structural Steel, Structural Steel Framing Erection, Structural Steel Framing Fabrication, Timber Framed Entrances and Storefronts, Wall Panels, Window Wall Assemblies, Windows, Wood Fences and Gates, Wood Flooring, Wood Framing, Wood Shake Siding, Wood Shingle Siding, Wood Siding, Wood Stairs and Railings, Wood Wall Panels.

Dexter's Design Consultations

Cambridge, ON • Kitchener, ON • Waterloo, ON

Consultant

Residential

Architectural Design and Engineering, Civil Design and Engineering, Mechanical Design and Engineering

Dexter's Design Consultations is a Consultant that serves the Kitchener, ON area and specializes in Architectural Design and Engineering, Civil Design and Engineering, Mechanical Design and Engineering.

Contractors in Ontario

9,717 Results

Collecdev markee

True Plumbing INC.

MITSAIR

LC Bakery Equipment Service Ltd.

Ronco Roofing & Sheet Metal

Sole Proprietorship

AllVent Solutions Ltd.

Montrose Environmental

Farley Manufacturing

Gallery MetalWorks

DAC

UTC Construction

CSM E&I

Cecchini Group

abc construction

OK Construction

Steelway

MCW

Fsm design

Allegion Canada Access Inc

Hercules Crane and Lifting

Design by competent

Palermo Railings

Craft Contracting Ltd.

Jantzi Plumbing

365 Heating, Cooling and Plumbing

BrightCore Inc.

Tristar Electric Inc. - Airports

Satellite Building Components

TowerCrest Property Services Inc.

Timber Panel Group Inc.

NextGen Contracting

Kally LTD

M&M Painting Contractors Ltd.

The Floor Company

Francis Home Environment Heating and Air Conditioning

Truc Ngan

AtlasCare Heating & Cooling

Creative Homes

Dexter's Design Consultations

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