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Waterloo, Ontario

Local Businesses in Waterloo

200 listed businesses shown for Waterloo across 20 categories. Compare listings and find the right fit.

Fitness & Gyms(22)Dental Clinics(17)Retail Stores(15)Medical & Health(13)Restaurants(12)Pet Services(11)HVAC Contractors(10)Painting Contractors(10)General Contractor Contractors(10)Fencing Contractors(10)Concrete Contractors(9)Salons & Spas(9)Electrical Contractors(9)Landscaping Contractors(8)Plumbing Contractors(8)Roofing Contractors(8)Cleaning Contractors(7)Auto Services(6)Hotels & Lodging(5)Septic Contractors(1)
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Waterloo at a Glance

121,436
Population
49,800
Households
$78K
Median Income
56%
Home Ownership
36 yrs
Avg Home Age
97
Contractors Listed

Source: Statistics Canada, 2021 Census

With 56% home ownership across 121,436 residents, Waterloo delivers a dense base of motivated homeowners — and value-conscious homeowners prioritise essential repairs and maintenance. Dwellings averaging 34 years old create consistent work in kitchen/bath renovations, siding, windows, and deck installation.

Waterloo Homeowner Resources

Official municipal links for permits, bylaws, and services

City Hall

City of Waterloo

519-886-1550

Building Permits

Apply for a Permit

519-886-1550 x7388

Better Business Bureau

Check BBB Ratings

519-579-3080

Electricity

Property Tax

Tax Information

Ontario Contractor Verification

Verify licences, insurance, and credentials before hiring

WSIB Clearance

Verify Contractor Coverage

1-800-387-0750

Electrical Safety (ESA)

Verify Electrician Licence

1-877-372-7233

HVAC/Gas (TSSA)

Verify HVAC Licence

1-877-682-8772

Consumer Protection

File a Complaint

1-800-889-9768

What to Book This Season

September — November in Waterloo

Furnace tune-upWindow/door replacementInsulation upgradesEavestrough guardsDriveway sealingWeatherproofing

Fall is the sweet spot — contractors are less busy, prices drop, and you prepare for winter.

Before You Hire a Contractor in Waterloo

  • Get at least 3 written quotes for comparison
  • Verify WSIB clearance certificate (protects YOU from liability)
  • Check Google reviews AND ask for local references
  • Confirm they will pull all required permits
  • Never pay more than 10-15% deposit upfront
  • Get everything in writing — scope, timeline, payment schedule
  • Verify their business insurance is current
  • For regulated trades (electrical, plumbing, gas), verify their license number

Ontario law: Ontario's Construction Act provides a 10% holdback right on construction projects. Learn more

Frequently Asked Questions — Businesses in Waterloo

How many businesses are listed in Waterloo?
Our directory currently lists 200 listed businesses across 20 categories in Waterloo, Ontario.
How do I find a licensed contractor in Waterloo?
Browse our directory to compare businesses by category. Check Google ratings, verify licences through provincial regulators (WSIB, ESA, TSSA for contractors), and always get at least 3 written quotes before hiring.
What should I check before hiring a contractor in Waterloo?
Verify WSIB clearance (protects you from liability), check Google reviews, confirm they pull required permits, get everything in writing, and never pay more than 10-15% deposit upfront.
Where do I get a building permit in Waterloo?
Contact the Waterloo Building Department. Most renovation and construction work requires a permit under the Ontario Building Code. Your contractor should handle the permit process.
How do I file a complaint about a contractor in Waterloo?
You can file complaints with Ontario Consumer Protection (1-800-889-9768), the Better Business Bureau, or Small Claims Court for disputes up to $35,000.

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