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Ontario, CA

General Contractors in Ontario, CA

137 general contractors in Ontario, California, with Google ratings, hours and websites where the business has them.

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137 general contractors serving Ontario

Recommended businesses first, then businesses that have claimed their profile, then Verified ones, then by Google rating and review count. Use Sort to see highest rated first.

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Page 1 of 3 · 48 of 137 shown. Recommended businesses first, then businesses that have claimed their profile, then Verified ones, then by Google rating and review count. Use Sort to see highest rated first.

Top rated

Highest-rated general contractors in Ontario

Ranked by Google rating, then review count. Only businesses rated 4.5 or higher with 5+ Google reviews qualify.

  1. JJ Home Renovations

    5.0201 Google reviewsVerified

  2. Classic Kitchens Etc.

    5.052 Google reviewsVerified

    Kitchen remodeling · Bathroom remodeling · Flooring

  3. MasterWork

    5.039 Google reviewsVerified

    Kitchen remodeling · Bathroom remodeling · Flooring installation

  4. Royal Construction and Renovations

    5.026 Google reviewsVerified

  5. VLP Design Build

    5.016 Google reviewsVerified

  6. Simple Inc.

    5.013 Google reviewsVerified

    Fire damage restoration · Water damage restoration · Board-up service

See every general contractors in Ontario sorted by rating · Best of Ontario across every trade

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Compare quotes in Ontario

137 general contractors serve Ontario, CA. 45 are rated 4.5 or higher on Google and 28 have a perfect 5.0. 90 have a website. Most common services: Bathroom remodeling, Fire damage restoration, Kitchen remodeling, Water damage restoration, Barns, Board-up service….

Verified on Google
32
Average rating
4.5 / 5
Google reviews
1,481

How Google categorizes general contractors in Ontario

Primary and secondary categories from each business’s Google Business Profile. Tap one to filter the list.

Services general contractors in Ontario list on Google

Service names as each business entered them on its Google Business Profile, with how many businesses list each one.

What reviewers mention

addition (3) · contractor (3) · adu (2) · bedroom (2) · closets (2) · converted (2) · garage conversion (2) · job (2) · quick turnaround (2) · timely responses (2)

Topics Google extracted from customer reviews of general contractors in Ontario, with the number of reviews that mention each.

Featured

Sponsored in Ontario

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More services in Ontario

All 60 services in Ontario

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How general contractors in Ontario compare

General ContractorsOntarioCAU.S.
Average Google rating (10+ reviews)4.414.624.57
Median Google reviews668
Reviews for the top quarter13+18+22+
Have a website64.9%70.7%65.4%

Businesses listed in our directory, not every business in the market. Updated October 2026. General Contractors industry report · What is a good rating for general contractors? · Best cities for general contractors

From Page One Partner Research

  • In Ontario, half of the general contractors we list with reviews have 6 or fewer Google reviews, and 13+ puts one in the local top quarter; the average rating is 4.41 (131 listed in our directory). General Contractors industry report
  • A good Google rating for general contractors: in our directory, the median is 4.8 and at least a quarter hold a perfect 5.0. Half of them have 8 or fewer reviews. What is a good rating for general contractors?
  • California businesses in our directory average 4.52 stars on Google, ranking 22 of the 50 states we measured; 30.9% list no website. Ratings in every state

Quick answers

Who serves Ontario?

Names and Google ratings, straight from each business's profile.

Which general contractors serve Ontario, CA?

137 general contractors serve Ontario, CA. Highest rated (10+ reviews): JJ Home Renovations (Verified, rated 5.0 on Google from 201 reviews), Classic Kitchens Etc. (Verified, rated 5.0 on Google from 52 reviews) and MasterWork (Verified, rated 5.0 on Google from 39 reviews), plus 134 more.

How many general contractors serve Ontario, CA, and how are they rated?

137 general contractors serve Ontario, California. 45 are rated 4.5 or higher on Google and 28 have a perfect 5.0. 90 have a website. Most common services: Bathroom remodeling, Fire damage restoration, Kitchen remodeling, Water damage restoration, Barns, Board-up service…. ZIP codes covered: 91761, 91762, 91764, 91758.

Which general contractors in Ontario, CA have the most Google reviews?

Tuff Shed Ontario (583 reviews, rated 4.9), JJ Home Renovations (201 reviews, rated 5.0) and L V Electric Inc (80 reviews, rated 4.6). Review counts are read from each business's Google Business Profile.

Which general contractors in Ontario, CA are open on weekends?

9 general contractors in Ontario, CA publish hours on Google. 6 are open on Saturdays (Tuff Shed Ontario, Haven Cleaning, MasterWork and Simple Inc. and 2 more) and 3 on Sundays (Tuff Shed Ontario, Haven Cleaning and Simple Inc.). Use the Open now filter above to see who is open right now.

What kinds of general contractors are in Ontario, CA?

Google lists them under Construction company (9), General contractor (6), Bathroom remodeler (4), Kitchen remodeler (4), Building restoration service (2) and Cabinet maker (2). A business can carry more than one category, so the counts overlap.

General Contractors near Ontario

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FAQ

Questions about Ontario businesses

How businesses get here and how up to date everything is.

Yes. Page One Partner is a free directory of local service businesses across the United States. It costs nothing to search, and nothing for a business to be listed. Each profile is built from the business's public Google Business Profile, and an owner can claim, update or hide theirs at any time by contacting info@pageoneinsights.com.

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