Contractors in Ontario

Geophysics HM Ltd provides professional geophysical services and affordable solutions to Engineering Geology, Environmental Assessments, Geotechnical Investigations, Construction, Concrete Scanning, Road Imaging, Bridge Structure NDT, Archaeology, Utility Locates and Mineral Exploration applications.

Gerry Crepin Cartage is a family-owned and operated company that has been established since 1970. The company focuses on heavy construction and transportation, providing quality work on time and on budget while being guided by safety.

Glass Utility Engineering is a premier provider of design and engineering services for the utility industry. They plan, design, and support utility infrastructure projects with optimized and innovative solutions rooted in experience and integrity.

We are a team of manufacturer representatives for a select group of leading custom architectural products in the building envelope industry. We take a personalized approach to supporting Architects, Builders and Developers with creative connections and insights, providing innovative solutions and unique material recommendations for building envelope and exterior design. Through long-term relationships with both our clients and our vendors, we bring decades of experience and a penchant for creative innovation to our consultancy-style of material sourcing.

Glavin Coating & Refinishing Ltd. specializes in providing sandblasting and coating solutions to Industrial, Commercial, and Agricultural customers. They have experience in bridge coating projects across Ontario.

Glendale Group designs, builds, and maintains commercial, industrial, and institutional facilities, creating innovative and efficient solutions for their clients. They are dedicated to delivering cost-effective and energy-efficient projects.

Gold Freight Services is a shipping company with years of experience, focused on completing shipping jobs on budget and on-time.

Golden Gate Contracting operates primarily as a general contractor, providing premium quality construction in the commercial, corporate, Industrial and institutional fields. They offer design-build services for new construction projects, interior renovations, and alterations.

Gordon Barr Limited is a family-run enterprise with a rich legacy spanning 75 years in the Kingston construction industry. They provide services in Sewer/Watermain, Earth Works, Rock Drilling & Blasting, Road Construction, and ICI Developments.

Gorilla Transport is a trucking and transportation company offering efficient service and competitive rates. They specialize in full loads and LTL services in Western Canada, including temperature-controlled transport and dry goods shipping.

Design-Build General Contracting firm specializing in new construction, redevelopment and renovation of industrial and commercial buildings.

Great Lakes Industrial Controls delivers products and services to the Oil and Gas, Chemicals, Nuclear, Food and Beverages, Pharmaceuticals, Pulp and Paper, and Water and Wastewater Industries, aiming to minimize downtime and lower operating costs. They specialize in innovative engineering and value-added services, including manufacturing, distribution, kitting, packaging, and inventory management, offering custom sealing solutions.

Greatario designs, builds and inspects bolted, glass-fused-to-steel liquid storage tanks. They also help improve water quality in water systems.

Green Circles Landscaping provides customers with beautifully designed, functional spaces and accompanies this with a full regiment of worry free maintenance services.

Green Frog Controls delivers water, wastewater and solid waste management solutions, specializing in custom and green technologies. They offer custom designed systems and equipment design and build.

Green Geocon Ltd is a Canadian-owned company specializing in geotechnical, geo-environmental, hydrogeological, and material testing and inspection services. Operating in the Greater Toronto Area (GTA), they provide tailored, high-quality engineering solutions to land development, infrastructure, transportation, and institutional projects. They offer site investigations, environmental assessments, foundation design, and materials testing, ensuring seamless project execution.

Green Maple Inc. specializes in providing solutions across various industries, with a focus on sustainability and efficiency. They offer advanced technologies that enhance operational processes while reducing environmental impact. They have partnered with DeepChill Inc. to represent their ice pigging technology, a method of cleaning in place (CIP) using ice slurry.

Greenspace Construction Group is a general contractor specializing in commercial, industrial, infrastructure, and municipal projects, with a focus on green infrastructure, heavy civil construction, water/wastewater facilities, parks & rec spaces, and landfill construction.

Greenview Environmental Management provides technical engineering and infrastructure solutions tailored for smaller, rural municipalities in central and eastern Ontario.

GRiD Electrical Services delivers installation and maintenance of electrical and communications systems, providing design solutions. They focus on commercial, industrial, infrastructure, and large-scale residential sectors.

Gridiron Inc. provides plumbing, pipefitting, and welding solutions to the ICI (Industrial, Commercial, and Institutional) sector. They offer services ranging from emergency calls to complete system overhauls, working with various piping systems and taking on project management roles when multiple trades are involved.