Custom Homes, Additions & Commercial Builds. Built Right. On Time.
Skip the contractor headaches. Work directly with licensed Ontario master carpenters, in-house millwork craftsmen, and a registered Tarion 7-Year Warranty builder.
Request a Free Estimate
Tell us about your build. Adam Collinson will review and provide a detailed estimate.
Kingston’s Complete Construction Services
From single-room luxury millwork to multi-million dollar commercial developments, every project is built with licensed union craftsmanship.
Custom Luxury Home Builds
Full-service general contracting for custom residential estates, waterfront homes, and modern countryside retreats across Eastern Ontario.
Whole-Home Renovations & Additions
Expand your living space or modernize your floorplan. We handle load-bearing steel beam removals, second-storey additions, and luxury kitchen suites.
Commercial Contracting & Hospitality
Proven general contracting for hotels (Delta Waterfront, Ramada), restaurants, sports arenas (Rogers K-Rock Centre VIP lounge), and medical clinics.
In-House Custom Millwork & Carpentry
Handcrafted floating staircases, fluted wall paneling, custom reception desks, and bespoke cabinetry built in our 1407 John Counter Blvd shop.
Certified ICF Concrete Construction
High-performance Insulated Concrete Forms (ICF) construction providing 50%+ energy savings, soundproofing, and unmatched disaster resilience.
Architectural Stucco & EIFS Envelopes
Master application of continuous exterior insulation stucco systems. Delivering a clean modern aesthetic, maximum R-value, and superior weatherproofing.
Real Builds. Built by Collinson.
Browse our completed custom homes and commercial landmarks across Kingston and Eastern Ontario.
5,700 Sq Ft Custom Estate & Standalone Workshop
Complete turnkey build featuring 9-foot ceilings, solid Brazilian cherry hardwood floors, 400A electrical with generator backup, and energy-efficient Plaston Stucco envelope.
$8,000,000 Delta Waterfront Hotel Modernization
Complete modernization of 126 guest suites, 30-foot backlit LED glass corridor, 20-foot solid walnut bar, and $1M+ mechanical systems.
The Modern Ramada Hotel & Pool Addition
Multi-phase Days Inn conversion into modern Ramada, adding an aquatic pool wing, architectural conference walkway, and grand lobby entrance.
Bespoke Floating Staircase & Executive Millwork
Engineered in our 1407 John Counter Blvd millshop using solid rift-sawn white oak, integrated LED low-voltage reveals, and concealed steel support.
Why Kingston Homeowners Choose Collinson
We eliminate contractor stress through direct accountability, licensed union craftsmanship, and certified warranty protection.
Tarion 7-Year Statutory Warranty
All new custom home builds are backed by the official Tarion 7-Year warranty protection against major structural defects.
Direct Master Carpenters (No Middlemen)
Our own licensed Local 249 union carpenters execute your framing, joinery, and millwork. Direct quality control on every square foot.
Fixed-Price Transparency & Schedule
No surprise bills. We provide comprehensive line-item quotes with clear milestone schedules and written completion guarantees.
20+ Years Trusted in Kingston
Founded in 2003, with an active workshop at 1407 John Counter Blvd and an unblemished reputation across Eastern Ontario.
Endorsed by Architects & Project Owners
Read verified references from prominent business leaders and architectural partners across Eastern Ontario.
“Working with Adam Collinson and his team on our cinema’s renovation was a fantastic experience... Adam takes pride in his work and has a keen sense of style, and on multiple occasions he went above and beyond to ensure the end result looked good.”
“In many hotel renovation projects I have been involved with, Adam Collinson was one of the most intuitive contractors I have ever worked with when it came to understanding scope and ensuring the final product made sense.”
“I was truly impressed with the professionalism of Collinson. Their work and high quality was done on time and at the price quoted. Our new pub looks wonderful and I highly recommend their work.”
“I have really enjoyed working with Collinson Custom Building on various sized projects. Adam is very creative and has strong working knowledge of the building industry. He always comes up with a solution to every problem.”
Estimate Your Project Cost in 30 Seconds
Select your project scope to see typical investment ranges for Kingston builds.
Proudly Serving Kingston & Eastern Ontario
With our active office, fleet, and millshop located centrally on John Counter Boulevard, we deploy our crews quickly across the greater Kingston region and cottage country.
Central contractor dispatch and custom carpentry fabrication hub.
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