Trusted Contractors in London, Ontario
ProScore has scored 441 contractors in London using government licensing records and customer reviews from 10+ data sources, with AI sentiment analysis.
Top Electricians in London
View all →Top Landscaping in London
View all →Top Kitchen Remodeling in London
View all →Top General Contractors in London
View all →London contractors by the numbers
ProScore publishes a score for 441 contractors in London. 216 of them (49%) score Trusted or Elite, 54 of those Elite.
By trade, the most scored here are 62 electricians (23 Trusted or better), 62 kitchen remodelers (44 Trusted or better) and 61 general contractors (35 Trusted or better).
Among contractors here with Google reviews, the median is 19 reviews; 1 report 10 or more years in business.
How many contractors in London score Trusted or higher on ProScore?
216 of the 441 contractors with a published ProScore in London (49%) score Trusted or Elite.
Which trade in London has the highest share of Trusted contractors?
Among trades with at least 3 scored contractors in London, kitchen remodelers lead: 44 of 62 (71%) score Trusted or Elite.
In London: 68 electricians, 64 landscapers, 62 kitchen remodelers, 61 general contractors, 50 roofers, 48 plumbers, 42 HVAC contractors, 24 pest control pros, 18 bathroom remodelers, 18 tree service pros and 14 drywallers.
More scored contractors in London
- 92Mr. Rooter Plumbing of London ONplumber · 4.8★ from 2,210 Google reviews
- 90Gold Level Contractingroofer · 4.9★ from 51 Google reviews
- 85Finan Home Serviceplumber · 4.8★ from 863 Google reviews
- 85Major Renovation and Tiling Inckitchen remodeler · 5.0★ from 21 Google reviews
- 85Supreme Renovationskitchen remodeler · 4.8★ from 19 Google reviews
- 85Tepal Constructionbathroom remodeler · 5.0★ from 31 Google reviews
- 85Windy Peaks Contracting and Renovationgeneral contractor · 5.0★ from 22 Google reviews
- 84Donaldson Heating and Air ConditioningHVAC contractor · 4.9★ from 2,746 Google reviews
- 84Family Tree Arboriststree service pro · 5.0★ from 179 Google reviews
- 84Salliss Plumbing & Heatingplumber · 4.8★ from 271 Google reviews
- 84True North General Contractors Incgeneral contractor · 4.9★ from 35 Google reviews
- 83Babylon Constructiongeneral contractor · 4.9★ from 79 Google reviews
- 83Coronation Constructiongeneral contractor · 5.0★ from 36 Google reviews
- 83Davinci Contractors Group Inc.general contractor · 4.6★ from 57 Google reviews
- 83Kaz Custom Kitchensbathroom remodeler · 5.0★ from 23 Google reviews
- 83Kitchen & Bath Gallerykitchen remodeler · 5.0★ from 8 Google reviews
- 83Lahib Landscapinglandscaper · 5.0★ from 173 Google reviews
- 83London Granite & Cabinetsbathroom remodeler · 4.7★ from 79 Google reviews
- 83London Lawn & Winter workslandscaper · 4.9★ from 30 Google reviews
- 83Maxwell Concrete and Landscapinglandscaper · 5.0★ from 32 Google reviews
- 83Pro Home Contracting Inc.general contractor · 5.0★ from 21 Google reviews
- 83The Kitchen Loftkitchen remodeler · 5.0★ from 35 Google reviews
- 82Abell Pest Control Inc.pest control pro · 4.9★ from 790 Google reviews
- 82Assorted Building Solutions Inc.general contractor · 5.0★ from 20 Google reviews
- 82Best Plumbing and Drainage Contractorsplumber · 4.8★ from 85 Google reviews
- 82Builders Choice Air Systems LtdHVAC contractor · 4.9★ from 228 Google reviews
- 82CLC Tree Services Ltdtree service pro · 4.9★ from 198 Google reviews
- 82Elite Kitchen Designs Inc. Presentation Centrekitchen remodeler · 5.0★ from 6 Google reviews
- 82Home Service ProfessionalsHVAC contractor · 4.8★ from 728 Google reviews
- 82London Home Renovationskitchen remodeler · 5.0★ from 2 Google reviews
Best Contractors in London by Trade
See ProScore-ranked lists of the top contractors in London for each trade we cover.
Browse by Category in London
Snow removal in London: 6 contractors that say they clear snow →
From our research: London ranks 10th of 64 Ontario cities for contractor trust, averaging 55.5 out of 100 across 470 scored contractors — see the 2026 Trust Index.