London & Southwestern OntarioFree listing · Not vetted

Duncan Harwood Custom Homes

Custom home builder · Dorchester

Duncan Harwood Custom Homes is a Dorchester builder founded in 2017. It offers custom builds as well as homes in its own communities.

At a glance

Based in Dorchester (Dorchester, Thames Centre)
Region London and Southwestern Ontario
Areas served Southwestern Ontario (per the company’s website)
Builds Custom homes; homes in its own communities
Construction methods Not stated publicly
Phone (519) 200-4309
Website duncanharwood.com
HCRA licence Check before you sign: Search the HCRA Ontario Builder Directory
Profile status Free listing, not vetted. Compiled from public information, November 2026. Not yet confirmed by the builder.

Before you hire

  • Look the builder up on the HCRA Ontario Builder Directory. Anyone who builds a new home for you in Ontario must hold an HCRA licence, and the directory shows their licence status and history.
  • Ask for at least three recent completed homes you can drive past, and talk to those owners.
  • Ask for proof of liability insurance and a WSIB clearance certificate.
  • Get the scope, allowances, payment schedule and holdback in a written contract before any deposit.
  • Know your all-in budget first. The custom home cost calculator gives you a starting number.

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About this directory

Who runs this directory: BuildersOntario.com is operated by ICFhome, a custom home builder in Simcoe County and South Georgian Bay. Builders are listed free when they meet our published standard. Payment never decides who is listed. Vetted listings are a paid upgrade, accepted only after we research the company, and are always labelled. How we choose builders.