C.O. Construction Ltd.Excavation Contractors

C.O. Construction Ltd. — Groundwork, Concrete & Construction Experts in Cambridge, Ontario

Based in Cambridge, Ontario, C.O. Construction Ltd. is a trusted, full-service construction company specializing in excavation, foundations, septic systems, and both residential and commercial site development. With decades of hands-on experience, our skilled team brings reliability, precision, and integrity to every project — no matter the size.

We take pride in delivering high-quality results from the ground up, working with homeowners, contractors, and developers to bring their vision to life. Whether you're starting a new build, replacing a septic system, or preparing land for construction, we’ve got the equipment, crew, and know-how to get it done right — safely and efficiently.

Our Services:

Excavation
We offer full-scale excavation services for foundations, utility trenches, basements, and more — done with care and precision to lay the perfect groundwork for your project.

Septic Services
From new septic system installations to repairs and replacements, we provide safe, code-compliant solutions tailored to your property.

Foundation Contractors
Strong foundations are where great buildings begin. We specialize in pouring and forming concrete foundations for homes, garages, and commercial structures.

Concrete Construction
From slabs to sidewalks and retaining walls, we handle all aspects of concrete work with a sharp eye for detail and durability.

Road Building
Whether it’s a private lane, driveway, or access road, we build well-drained, long-lasting roads to handle the demands of any terrain.

Driveways
We install gravel and concrete driveways that are built to last, with proper grading and drainage to prevent future issues.

Land Clearing
We clear trees, brush, rocks, and debris to make way for new development — safely and efficiently.

Grading & Drainage
Proper site grading and drainage protect your property from water damage and erosion. We shape the land to promote long-term stability and performance.

Sewer Services
We provide sewer line installation, repairs, and trenching services to ensure your property has reliable and compliant waste management systems.

Demolition
Need something removed before you build? We provide safe, controlled demolition for old buildings, concrete structures, or outdated infrastructure.

Residential Construction Support
We partner with homeowners and builders to provide site prep, foundations, and earthworks for new homes, additions, or renovations.

Commercial Construction Support
From large-scale excavation to grading and drainage solutions, we support commercial developers with dependable, on-schedule site services.

At  C.O. Construction Ltd., we believe that solid ground makes for strong results. With a reputation for reliability, quality, and safety, we’re proud to serve Cambridge and the surrounding areas with professional construction services from the ground up. Whether you're building a dream home, a business, or simply fixing what’s underneath — we’re ready to dig in and get it done.

Contact us today for a quote or site consultation. Your project starts here.

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