MSARCH

Best contractors in Guelph, Ontario

MSARCH tracks 57 vetted contractors in Guelph, Ontario, averaging 4.8★ on Google. That includes 20 plumbers, 19 electricians and 18 HVAC contractors.

The most-reviewed is Oosterveld Heating & Air Conditioning with 1,666 Google reviews, while Local Own Comfort holds one of the top ratings at 5.0★. Every listing below is ranked by Google rating weighted for review volume.

  • 57Contractors
  • 4.8★Avg rating
  • 8,365Reviews

Updated July 2026 · Ranked by Google rating, review volume and recent-review sentiment

HVAC & Heating (18)Electricians (19)Plumbers (20)

Nearby cities

Cambridge 103Fergus 10Kitchener 61Waterloo 45Burlington 36Brantford 53

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How many contractors are in Guelph?

MSARCH lists 57 HVAC, electrical and plumbing contractors in Guelph, Ontario, with an average Google rating of 4.8 out of 5.

What is the highest-rated contractor in Guelph?

Local Own Comfort is among the highest rated in Guelph, with 5.0★ from 113 Google reviews.

How are these contractors ranked?

MSARCH ranks Guelph contractors by their Google star rating, weighted by review count so a company with hundreds of reviews outranks one with only a few. All data is sourced from Google Maps.