Contractors in Ontario

DMD Building Systems is a Canadian company providing fast-track building solutions with the design, fabrication, and installation of pre-engineered LSF wall systems. They specialize in durable wall, floor, and roof truss systems.

DMG Architectural Glass & Metal specializes in the design, engineering, fabrication, assembly, glazing, and installation of commercial/industrial projects.

DSN Chemical Transportation specializes in transborder shipping and freight between Canada and the United States, focusing on hazardous and non-hazardous chemicals since 1988. They provide personalized logistics solutions, tailoring their services to each business.

DT Asphalt Maintenance provides asphalt and paving services for residential and commercial clients. They offer services such as sealcoating, crack filling, asphalt repair, line painting, driveway repair, and resurfacing.

DT Welding & Erections Inc. specializes in industrial, commercial, and residential structural steel erection, and miscellaneous metal installation.

Our goal is to enhance your maintenance and asset reliability programs by providing a complete range of reliability centered maintenance support services, asset reliability equipment and training.

DX Systems Solutions Inc. is a GTA HVAC provider specializing in installation and service for critical environment, commercial and industrial clientele. They specialize in supporting data centre and pharmaceutical clientele when it comes to providing solutions for their cooling and mechanical requirements.

Founded in 2005, Dalcon Enterprises specializes in general contracting services and heavy civil construction throughout Ontario, focusing in Ottawa, Kingston, Cornwall and surrounding areas. Our clients include Federal, Provincial and Municipal authorities as well as the private sector on projects such as bridge rehabilitation, road construction, watermain and sewer replacements, parking garage improvements, waterfront rehabilitations and more. Our team of experienced professionals provide the technical knowledge, skill and support to complete each project on schedule and within budget. Dalcon Enterprises is committed to service excellence through client satisfaction and take pride in exceeding expectations.

General contracting/project management firm specializing in ICI, Agricultural, and Large Residential Sectors in Eastern Ontario since 1985.

Dambro Environmental Inc. is a provider of industrial, commercial, and institutional environmental services throughout Ontario. They offer services such as CCTV Pipe Inspection, Sewer Flushing, Hydro Excavating, Road Sweeping, and Catch Basin Cleaning.

Darling Electric Ltd. is a professional electrical contractor that specializes in new construction, electrical upgrades, and service. They cater to residential, commercial, industrial, and agricultural clients, offering customized solutions to meet diverse electrical needs.

Darmax Inc. specializes in renovations, repairs, and maintenance for commercial and multi-unit properties. They have been caring for ICI and Multi-Unit Properties for over 30 years.

Cupido Construction Ltd. has been operating since 1979. They offer a full range of construction services to the Industrial, Commercial, Institutional and Public Sectors.

Day & Zimmermann Canada is a leading provider of construction and maintenance services for power and industrial plant owners. They deliver complex projects safely, on time, and within budget.

De Saulniers Construction Ltd. is a construction company with expertise in institutional, industrial, commercial, and multi-residential construction and retrofitting.

De Sousa Logistics is a dedicated logistic service provider specializing in outsourced fleet management solutions, allowing our clients to focus on their specific core competencies. Our logistics experts will evaluate your shipping needs and design the most cost-effective routing and logistics management program to get your product delivered to your customers on time, every time. We bring transportation intelligence to your business, using our system of drivers and partners to provide customized solutions, giving you meaningful and measurable advantages. We differentiate ourselves by attracting and developing the industry’s best people. We take great pride in what we do and are committed to providing value-added supply chain solutions designed to meet your unique transportation requirements.

DeBray Solutions Inc. is a privately-held Ontario registered corporation supplying electrical, thermographic & seismic support services throughout the Province of Ontario, including Federal, Provincial & Municipal levels of Government. They are a full-service electrical contractor that has been serving the needs of residential, commercial, and industrial clients.

Dean Cartage Inc. is a steel hauling specialist based in Hamilton, Ontario, with over 50 years of experience in the transportation industry. They haul all types of freight with various sizes of vehicles and can transport loads up to 115,500 lbs.

Large scale marine contractor specializing in heavy marine construction with a focus on pipeline deployments, pile driving, shoreline protection, full construction of water intakes and outfalls, cofferdams, dam refurbishments and numerous other marine/heavy construction related scopes

Deebar Electrical Inc. is a full-service electrical contracting company located in Toronto, Canada, providing electrical construction and maintenance services since 1991.

Industry Leading Deep Cleaning Services, Electrostatic Disinfecting, Steam Cleaning, Laser Cleaning and Restoration Services for commercial and industrial properties and equipment.