MSARCH

Best contractors in Cambridge, Ontario

There are 103 home-service contractors in Cambridge, Ontario in the MSARCH directory, with an average Google rating of 4.7★. That includes 40 HVAC contractors, 37 electricians and 26 plumbers.

The most-reviewed is Reliance Heating, Air Conditioning & Plumbing with 10,106 Google reviews, while 1-Tom-Plumber holds one of the top ratings at 5.0★. Every listing below is ranked by Google rating weighted for review volume.

  • 103Contractors
  • 4.7★Avg rating
  • 21,568Reviews

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

HVAC & Heating (40)Electricians (37)Plumbers (26)

Nearby cities

Kitchener 61Guelph 57Waterloo 45Brantford 53Fergus 10Burlington 36

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How many contractors are in Cambridge?

MSARCH lists 103 HVAC, electrical and plumbing contractors in Cambridge, Ontario, with an average Google rating of 4.7 out of 5.

What is the highest-rated contractor in Cambridge?

1-Tom-Plumber is among the highest rated in Cambridge, with 5.0★ from 368 Google reviews.

How are these contractors ranked?

MSARCH ranks Cambridge 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.