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Custom Home Builder & ADU Contractor in London, Ontario

Custom homes, renovations & ADUs serving Ontario homeowners for over 10 years

Licensed & Insured80+ Projects10+ YearsFamily-Owned

About Our Firm

Custom Home Builder in London Ontario Since 2015

Meet the future of home renovation with Kuzyn Builds. We bring specialized expertise in quality craftsmanship, thoughtful scheduling, and creative design to every project—whether it's a custom home, deck, kitchen, bathroom, or unique outdoor space.

Founded by Tomasz Kuzyn, our family-owned company has grown from humble beginnings into one of London, Ontario's most trusted home builders, delivering exceptional results for over 80 projects.

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Why Choose Kuzyn Builds

What Sets Us Apart

Expert Craftsmanship

Our skilled craftsmen bring decades of experience to every project, ensuring superior quality and at...

Timely Project Delivery

We understand the importance of deadlines and work diligently to complete projects on time and withi...

Customer-Centric Approach

Your vision is our priority. We work closely with you throughout the entire process, maintaining ope...

Commitment to Excellence

We use only high-quality materials and proven construction methods, backed by comprehensive warranti...

80+
Projects Completed
10+
Years of Experience
100%
Family-Owned
Award
London Urban Design Nominee

Our Expertise

Core Services

From interior renovations to ground-up construction, we deliver exceptional craftsmanship across every service we offer.

ADU / ARU Development

ADU / ARU Development

Garden suites, garage conversions, and basement units built to Ontario ARU regulations for rental income or multi-generational living.

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Custom Home Building

Custom Home Building

Ground-up custom residences designed and built to your specifications with quality craftsmanship.

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Interior Renovations & Millwork

Interior Renovations & Millwork

Kitchens, bathrooms, and whole-home renovations, plus custom cabinetry, staircases, and architectural millwork built in-house.

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Multi-Unit: Duplex, Triplex, Quadplex

Multi-Unit: Duplex, Triplex, Quadplex

Duplexes, triplexes, and multi-family residential construction for investment properties and gentle density.

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Commercial Building

Commercial Building

Office, restaurant, and business builds and fit-outs, from shell construction through to finished interiors.

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Steel Roofs

Steel Roofs

Durable, long-lasting metal roofing solutions that protect your investment for decades.

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Additional Residential Units

Maximize Your Property's Potential with ADUs

An Accessory Dwelling Unit (ADU) is a secondary housing unit on your property. Whether you're looking to generate rental income, house aging parents, or add value to your home, our pre-designed ADU models offer turnkey solutions that comply with Ontario building codes.

Rental Income
$1,200-$1,800/month
Property Value
Up to 25-35% boost
Multi-Gen Living
Family close by
The Paul
Starting at $148,000

The Paul

Sleek, Smart & Effortlessly Modern

321
sq ft
Studio
1 Bath
Ideal ForGuest suiteRental income
Explore The Paul
The Henry
Starting at $218,000

The Henry

Spacious, Flexible & Thoughtfully Designed

549
sq ft
2 Bed
1 Bath
Ideal ForSmall familiesShared living
Explore The Henry

Not Sure Which ADU is Right for You?

We also offer interior conversions, garage conversions, and additions. Let us help you find the perfect solution for your property.

Financing Options

Flexible Financing for Your Dream Build

We partner with trusted lenders to offer flexible financing solutions that make your renovation or ADU project achievable. Explore options tailored to your needs.

Home Equity Loans

Leverage your existing home equity to fund your renovation or ADU project with competitive rates.

  • Fixed interest rates
  • Tax-deductible interest
  • Longer repayment terms

Construction Loans

Purpose-built financing designed specifically for building projects with flexible draw schedules.

  • Interest-only during construction
  • Converts to permanent loan
  • Staged funding

Cash-Out Refinancing

Refinance your existing mortgage and access funds for your home improvement project.

  • Lower interest rates possible
  • Single monthly payment
  • Access large amounts

HELOC

A flexible line of credit secured by your home that lets you borrow as needed.

  • Draw funds as needed
  • Pay interest only on what you use
  • Reusable credit line

Not sure which financing option is right for you? Our team can help you explore the best solutions for your specific project and financial situation.

Discuss Financing Options

Got questions? We've got answers.

Frequently Asked Questions

ADU construction typically runs 2 to 8 months from permit approval to completion, depending on the configuration: interior and garage conversions are the fastest, a detached unit the longest. We provide a detailed timeline during your consultation.

Yes! We handle all permitting, zoning approvals, and inspections. Our team has extensive experience navigating local building codes and regulations.

We work with several lenders who specialize in ADU financing. Options include home equity loans, construction loans, and cash-out refinancing. We're happy to connect you with our lending partners.

Kuzyn Builds serves London, St. Thomas, Strathroy, Sarnia and Grand Bend, and the surrounding Southwestern Ontario area.

Absolutely! While we offer pre-designed floor plans for faster turnaround, we also provide fully custom design services to match your vision and needs.

Yes, Kuzyn Builds is fully licensed, bonded and insured, and all work meets the Ontario Building Code. Detached ADU models carry Tarion New Home Warranty coverage; conversions and additions carry standard construction warranties.

Ready to Start Your Project?

Contact us today and turn your vision into reality.

Contact Us