About Diamond Contracting (Formerly True Caliber Contracting)
Diamond Contracting, formerly True Caliber Contracting, is a Dunnville renovation and addition contractor that grew out of a business Peter and JoAnne Ostermeier ran for over 40 years. Justin VanAndel now leads it as president and project manager. It delivers custom home renovations and additions, with a specialty in accessibility focused and barrier-free living spaces. Kitchen and bathroom remodelling, building design and home building are among its listed categories, and online estimates are available. 5 Google reviewers give it an average of 5.0 out of 5, all at the top mark.
Services and details
Renovates homes
YesKitchen renovations
YesBathroom renovations
YesHome additions
Yes
No information yet on basement finishing, builds custom homes, commercial projects, design and build, handles permits, states it is insured, states HCRA licence or Tarion registration, offers a warranty, free estimates, financing available. Not stated by the company; worth asking on the first call.
Contact
- (289) 968-0201
- 880 Robinson Rd, Dunnville, ON N1A 2W1
- Website
- Open in Google Maps
Details gathered from public sources, 2026-10-24. Fix an error or ask for removal. Back to home renovation companies in Dunnville.