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General Contractor Contractors in Niagara-on-the-Lake

22 verified general contractor contractors in Niagara-on-the-Lake. Compare ratings and reviews.

General Contractor in Niagara-on-the-Lake — What You Need to Know (2026)

Looking for the best general contractor contractors in Niagara-on-the-Lake? Our directory lists 22 verified general contractor companies in Niagara-on-the-Lake, Ontario, ranked by Google reviews and ratings. Compare general contractor contractors near Niagara-on-the-Lake to find the right fit for your project.

General Contractor Cost in Niagara-on-the-Lake (2026 Ontario Rates)

General Contractor cost in Niagara-on-the-Lake varies by project scope, materials, and contractor experience. Ontario rates in 2026 reflect rising material costs and strong demand across the Golden Horseshoe. Get at least three written quotes from general contractor companies in Niagara-on-the-Lake to ensure competitive pricing. Ask for a detailed breakdown of labour, materials, permits, and cleanup.

What to Look for When Hiring a General Contractor Contractor in Niagara-on-the-Lake

When hiring a general contractor contractor in Niagara-on-the-Lake, verify their credentials before signing. Check for WSIB (Workplace Safety and Insurance Board) clearance at wsib.ca, confirm liability insurance coverage of $2 million or more, and ask for references from recent projects in Niagara-on-the-Lake or nearby communities. Licensed, insured, and Ontario Building Code compliant contractors protect your investment and your property.

Best Time for General Contractor Work in Niagara-on-the-Lake

Timing matters for general contractor work in Niagara-on-the-Lake. Ontario's seasonal weather patterns affect both scheduling and pricing. Book your general contractor project during shoulder seasons (spring or fall) for better availability and potential savings. Emergency services are available year-round, though expect premium rates during peak demand periods.

Every general contractor contractor in our Niagara-on-the-Lake directory has a verified Google Business Profile with real customer ratings and reviews. Our marketing gap analysis helps you identify established companies with strong reputations versus newer entrants that may lack adequate documentation.

Are you a general contractor contractor in Niagara-on-the-Lake?

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Martin Construction

General Contractor|Niagara-on-the-Lake
4.8(26 reviews)
Growth Opportunity53/100
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Sente Construction

Contractors|Niagara-on-the-Lake
Growth Opportunity50/100
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Centennial Construction & Contracting

General Contractor|Niagara-on-the-Lake
4.4(95 reviews)
Growth Opportunity47/100
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Buchanan Custom Contractors

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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Webley Construction Ltd

Contractors|Niagara-on-the-Lake
Growth Opportunity55/100
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76 Construction Management

General Contractor|Niagara-on-the-Lake
5.0(9 reviews)
Growth Opportunity60/100
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Reno-Tec Home Improvement

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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Summit Home Improvements

Home Improvements & Renovations|Niagara-on-the-Lake
Growth Opportunity50/100
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Multi-Works Construction

General Contractor|Niagara-on-the-Lake
5.0(23 reviews)
Growth Opportunity53/100
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Building Dreams Contracting Inc. Niagara

General Contractor|Niagara-on-the-Lake
5.0(2 reviews)
Growth Opportunity65/100
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Great Lakes Contractors

Contractors|Niagara-on-the-Lake
Growth Opportunity50/100
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Mitchell Contracting

General Contractor|Niagara-on-the-Lake
4.9(33 reviews)
Growth Opportunity47/100
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Peninsula Maintenance Ltd

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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Frank knelsen General contracting

General Contractor|Niagara-on-the-Lake
5.0(2 reviews)
Growth Opportunity77/100
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SteveBuilt Inc.

General Contractor|Niagara-on-the-Lake
4.9(33 reviews)
Growth Opportunity47/100
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Warren Mechanical Plumbing & Heating Contractors

Contractors|Niagara-on-the-Lake
Growth Opportunity50/100
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Fry Built Contruction

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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General Contractors Of Niagara

Contractors|Niagara-on-the-Lake
Growth Opportunity85/100
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TheKing Contracting Inc

General Contractor|Niagara-on-the-Lake
5.0(16 reviews)
Growth Opportunity53/100
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Great Lakes Contractors

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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Disante Electrical Mechanical

Contractors|Niagara-on-the-Lake
Growth Opportunity75/100
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Ontario Constructions.

General Contractor|Niagara-on-the-Lake
5.0(2 reviews)
Growth Opportunity77/100
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Hiring a General Contractor in Ontario

Avg Job Value

$15,000

Peak Season

Year-round

What to Look For

  • WSIB and liability insurance
  • Detailed contract with payment schedule
  • Established sub-contractor relationships

Tips Before You Hire

  • 1.Verify they pull all required permits
  • 2.Ask for a detailed timeline with milestones
  • 3.Never pay more than 10% upfront deposit

General Contractor Cost Guide — Niagara-on-the-Lake (2026)

Typical price ranges for general contractor work in Niagara-on-the-Lake. Get at least 3 quotes to compare.

Kitchen Remodelcomplete
$15,000$35,000$75,000
Bathroom Remodelcomplete
$8,000$18,000$35,000
Basement Finishcomplete
$20,000$40,000$70,000
Additionper square foot
$150$250$400

Prices in CAD. Based on typical Ontario contractor quotes, 2026. Actual costs vary by scope, materials, and access.

General Contractor Licensing in Ontario

Required Licence

No single mandatory license, but must comply with OBC

General contractors should carry comprehensive liability insurance, WSIB, and pull all required permits. For new home construction, must be registered with Tarion.

Red Flags to Watch For

  • No WSIB
  • No liability insurance
  • Won't pull permits
  • Not Tarion registered for new builds
  • No written contract

Niagara-on-the-Lake Homeowner Resources

Official municipal links for permits, bylaws, and services

City Hall

Town of Niagara-on-the-Lake

905-468-3266

Building Permits

Apply for a Permit

905-468-3266

Better Business Bureau

Check BBB Ratings

905-577-2042

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

December — February in Niagara-on-the-Lake

Emergency plumbing (frozen pipes)Furnace repair/replacementInterior renovationBasement finishingBathroom remodelKitchen remodel

Winter is off-season for exterior work. Interior renovations get the best prices and fastest timelines.

Before You Hire a Contractor in Niagara-on-the-Lake

  • 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

Grow Your General Contractor Business in Niagara-on-the-Lake

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Frequently Asked Questions — General Contractor in Niagara-on-the-Lake

How many general contractor contractors are in Niagara-on-the-Lake?
There are currently 22 verified general contractor contractors listed in Niagara-on-the-Lake, Ontario in our directory.
What is the average Google rating for general contractor contractors in Niagara-on-the-Lake?
The average Google rating for general contractor contractors in Niagara-on-the-Lake is 4.9 stars based on 241 combined reviews.
Do general contractor contractors need a licence in Ontario?
No single mandatory license, but must comply with OBC. General contractors should carry comprehensive liability insurance, WSIB, and pull all required permits. For new home construction, must be registered with Tarion.
Do I need a building permit for general contractor work in Niagara-on-the-Lake?
Most general contractor work in Niagara-on-the-Lake may require permits from the local building department. Your contractor should handle the permit process. Always confirm permits are included in your quote.
How much does general contractor work cost in Niagara-on-the-Lake?
General Contractor costs in Niagara-on-the-Lake vary by project. Kitchen Remodel: $15,000-$75,000 (complete). Bathroom Remodel: $8,000-$35,000 (complete). Get at least 3 quotes to compare.
How do I verify a general contractor contractor's insurance in Niagara-on-the-Lake?
Request a current Certificate of Insurance and verify WSIB (Workplace Safety and Insurance Board) coverage at wsib.ca. This protects you from liability if a worker is injured on your property.
Do general contractors need to be registered with Tarion in Ontario?
Yes, if building new homes or condos. Tarion registration is mandatory for new residential construction in Ontario. For renovations, there's no mandatory licence, but the contractor should carry liability insurance, WSIB, and pull all required permits.
What is the 10% holdback rule in Ontario construction?
Under Ontario's Construction Act, you have the right to hold back 10% of each payment for 60 days after substantial completion. This protects you from subcontractor liens. Never waive this right — it's your strongest protection.
How long does a kitchen renovation take in Ontario?
A typical kitchen renovation takes 6-12 weeks from demolition to completion. This includes 1-2 weeks demo, 2-3 weeks rough-in (plumbing, electrical), 1-2 weeks drywall/flooring, and 2-3 weeks cabinets, countertops, and finishing. Permit approval adds 2-4 weeks upfront.