About Harrison Custom Contracting
Building Spaces Worth Coming Home To
From custom homes to lakefront retreats, we bring craftsmanship and care to every project.
Harrison Custom Contracting delivers high-end residential and commercial construction with a focus on craftsmanship, transparency, and long-term quality. Known for our meticulous attention to detail and hands-on approach, we specialize in custom builds, renovations, and complex construction projects that demand both technical expertise and refined design execution.
From custom homes and lakefront properties to commercial spaces and business renovations, we work closely with our clients from concept to completion. Every project is approached with care, precision, and a deep respect for both the vision and the investment behind it. Our goal is simple: build spaces that are beautiful, functional, and built to last.
Whether you’re upgrading an existing space or starting from the ground up, our team is committed to delivering a seamless, well-managed experience — with results that exceed expectations.
What We Do
Every project is constructed using materials and building methods chosen specifically for performance, durability, and long-term comfort in Ontario’s climate. Our approach prioritizes proven systems over trends, ensuring your home or space stands the test of time.
Common features include:
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Engineered and ICF foundations
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Spray foam insulation and advanced air sealing
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Standing seam and mechanically locked metal roofing
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Cedar and Douglas fir exterior and structural elements
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Radiant floor heating and energy-efficient systems
Deck & Patio Construction
Extend your living space outdoors with custom decks and patios designed for relaxation and entertaining. Our outdoor builds are tailored to your home and landscape, providing durable, comfortable spaces suited to cottage-country living and Ontario’s seasonal climate.
Home Renovations
Our renovation services range from kitchens and bathrooms to full-home transformations and structural reconfigurations. We focus on improving layout, functionality, and overall livability while maintaining a refined aesthetic. Every renovation is planned to integrate seamlessly with the existing structure.
Exterior & Interior Design Integration
A successful home feels cohesive inside and out. We work closely with designers and homeowners to ensure architectural elements, exterior materials, and interior finishes align seamlessly. The result is a space that feels balanced, thoughtful, and true to the original vision.
Custom Home Building
We design and build custom homes tailored to your lifestyle, location, and long-term needs. Whether it’s a primary residence or a cottage retreat, our homes are carefully planned and expertly constructed with an emphasis on structure, flow, and lasting quality. From foundation to finishing details, every element is executed with intention and care.
Our Process
Initial Assesment
01
Consultation & Vision Alignment
Every project begins with a detailed consultation to understand your goals, lifestyle, property conditions, and long-term vision. We take the time to align expectations, review site considerations, and establish clear direction before moving forward.
02
Site Evaluation & Local Expertise
Serving Orillia, Lake Simcoe, Muskoka, and surrounding cottage-country communities, we understand the complexities of lakefront properties, rural lots, and challenging terrain. Early evaluation ensures your project is designed with local conditions and long-term performance in mind.
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Scope & Budget Clarity
We define the scope carefully and provide transparent pricing guidance from the outset. Clear communication around investment expectations helps create a smooth, well-managed build from day one.
Construction
01
Pre-Construction Planning
Working closely with designers, engineers, and trusted trades, we refine plans that balance architectural vision with structural integrity and buildability. Every detail is thoughtfully considered before construction begins.
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Precision Build Execution
Our team manages each phase of construction with a focus on craftsmanship, scheduling discipline, and site organization. We prioritize clean worksites, consistent communication, and meticulous quality control.
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Clear Scheduling & Communication
Clients are kept informed throughout the build process. We provide realistic timelines and ongoing updates so there are no surprises — just steady progress toward completion.
Post Construction
01
Final Walkthrough & Completion
Before project closeout, we conduct a thorough walkthrough to ensure every detail meets our standards and your expectations. We address final adjustments promptly and professionally.
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Built for Long-Term Performance
Our projects are constructed using materials and methods selected for durability in Ontario’s climate. From structural systems to finishing details, the focus is always on longevity and performance.
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A Good Fit for Quality-Focused Clients
We work best with clients who value craftsmanship, thoughtful planning, and long-term results over shortcuts. If you see your home, cottage, or commercial space as an investment in quality, you’ll appreciate our approach.