Foundation Work Services

Solid Foundations for Strong, Long-Lasting Structures
At King Construction, we specialize in professional foundation work for commercial, residential, and industrial projects across Ontario. Whether you’re building new, reinforcing old, or expanding an existing structure, we deliver organized, code-compliant, and high-quality foundation solutions that ensure the long-term safety and stability of your property.
As a fully Canadian-owned and operated company, we bring unmatched local knowledge, technical expertise, and a customer-first approach to every job. From ICF to conventional foundations to foundation extensions, our work stands the test of time—just like our reputation.

Complete Foundation Solutions for Every Project

Every structure starts with a foundation—and we make sure yours is engineered for strength, built with precision, and tailored to your property’s specific needs. Our expert team follows a streamlined process that emphasizes clean workspaces, safety-first practices, and full compliance with the Ontario Building Code and all local regulations.
We offer three main categories of foundation work:

1. ICF Foundations – Energy-Efficient & Future-Ready

Insulated Concrete Forms (ICF) are becoming a popular choice for new construction due to their durability, energy efficiency, and sound insulation properties. At King Construction, we are trained and experienced in installing ICF foundation systems that provide long-term value and structural integrity.
Benefits of ICF Foundations:

  • Superior energy efficiency with R-values up to R-24 or higher
  • Excellent resistance to mold, pests, and moisture
  • Soundproofing benefits ideal for urban and commercial projects
  • Faster installation compared to traditional poured concrete
  • Fire-resistant and impact-resistant design

Whether you’re building a commercial facility, multifamily complex, or a modern custom home, ICF foundations offer a smart, sustainable solution backed by King Construction’s precision craftsmanship.

2. Conventional Foundations – Tried, Tested & Trusted

Conventional poured concrete foundations remain one of the most reliable and widely used methods for commercial and residential construction. We have decades of experience in constructing strong, long-lasting conventional foundations built to handle Ontario’s unique soil conditions and climate fluctuations.
Our Conventional Foundation Services Include:

  • Site excavation and grading
  • Concrete forming and rebar placement
  • Poured concrete footings and walls
  • Slab-on-grade or basement-level foundations
  • Damp-proofing and drainage installation

We carefully follow all structural and geotechnical guidelines, ensuring your foundation is level, reinforced, and ready to support your building for decades to come. Clean job sites, expert formwork, and accurate concrete placement are just part of what sets our team apart.

3. Foundation Extensions – Expanding with Strength & Stability

Need more space? Whether you’re building out a commercial property or adding to a residential or industrial structure, our foundation extension services make sure your new addition rests on solid ground.
We specialize in seamlessly integrating new foundations with existing structures, ensuring they work together as one unified base. Our detailed assessment process includes checking the soil, evaluating the old foundation’s condition, and planning out the safest, most cost-effective extension strategy.

Our Foundation Extension Services Include:

  • Foundation matching and connection
  • Excavation and underpinning (if required)
  • Reinforcement and waterproofing integration
  • Engineering consultation for load-bearing alignment
  • Clean finishing and site restoration

No matter the size or scope, we handle every extension project with care, coordination, and a commitment to doing the job right the first time.

Why Choose King Construction for Foundation Work?

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Clean and Organized Worksites

We believe that a clean site is a productive site. From excavation to concrete pour, our team maintains neat, safe, and efficient work environments. We minimize disruptions to surrounding operations and follow a clean-as-you-go system to keep your property looking professional throughout the job.

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Fully Code-Compliant

All our foundation work complies with the Ontario Building Code, engineering specifications, and all local safety and construction regulations. We coordinate with structural engineers, inspectors, and municipalities to ensure smooth permitting and approval processes.

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Safety-First Approach

Your safety—and ours—is non-negotiable. We follow strict safety protocols on every job, including PPE, site barriers, daily inspections, and compliance with WSIB and workplace safety regulations.

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Best-in-Class Customer Service

We understand that foundation work is the literal backbone of your building. That’s why we offer clear communication, accurate timelines, and responsive service throughout the entire project. Your peace of mind is as important to us as the quality of our work.

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Proudly Canadian-Owned & Operated

King Construction is 100% Canadian, and we bring local pride and craftsmanship to every foundation we build. Our knowledge of Ontario soil, climate, and codes ensures your project is in the right hands.

Who We Work With

We proudly offer foundation services for:

  • Commercial property developers
  • Custom home builders
  • General contractors
  • Architects and engineers
  • Retail and industrial expansion projects
  • Property management companies

Our Process – From Groundbreaking to Done

1. Consultation & Site Assessment

Every project begins with a detailed site visit where we assess the terrain, soil type, and structural requirements. We take time to understand your goals and evaluate the most efficient, cost-effective foundation solution for your needs.

2. Planning & Permits

Once we’ve identified the right approach—ICF, conventional, or extension—we develop a full plan, including engineering input, timelines, material selection, and all necessary permit applications.

3. Groundwork & Forming

We begin excavation and site preparation, followed by expert formwork and reinforcement. We work efficiently while maintaining safety and cleanliness at every stage.

4. Concrete Pour & Finishing

Once poured, the concrete is monitored, cured, and finished according to structural specs. Our teams follow precise procedures to ensure durability, load-bearing capacity, and level surfaces.

5. Final Inspection & Ongoing Support

We walk you through the final results and provide support for any future questions, additions, or maintenance work. Your satisfaction is our final benchmark of success.

Book Your Foundation Consultation Today

Strong buildings begin with strong foundations—and King Construction is your trusted partner for delivering exactly that. Whether you’re starting from scratch, upgrading an older structure, or adding to your existing footprint, we offer safe, organized, and code-compliant foundation work backed by local expertise and dedication.