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GMS Basement Waterproofing IncFoundation repair company in Brampton, ON

GMS Basement Waterproofing Inc is a foundation repair company at 120 Cornwall Rd, Brampton, ON L6W 1N8, ranked #27 of 379 foundation repair companies in Brampton and rated 4.9 from 31 Google reviews. Open 7 days a week.

Brampton, ONUpdated 0 paid placements in any rankingHow we rank

Call (416) 274-8377Website ↗

Key facts

Key facts about GMS Basement Waterproofing Inc
Address120 Cornwall Rd, Brampton, ON L6W 1N8Get directions
Phone(416) 274-8377
Websitegmsbasementwaterproofing.ca
HoursMonday to Sunday: 7 AM – 10 PM
Google rating4.9 from 31 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Brampton and 11 towns within 64 km: Mississauga, Etobicoke, Milton, Concord, Oakville, Vaughan, Toronto, North York, Willowdale, Richmond Hill and Burlington.

Based in Brampton, ONView on map

Opening hours

Opening hours for GMS Basement Waterproofing Inc
DayHours
Monday7 AM – 10 PMevening
Tuesday7 AM – 10 PMevening
Wednesday7 AM – 10 PMevening
Thursday7 AM – 10 PMevening
Friday7 AM – 10 PMevening
Saturday7 AM – 10 PMevening
Sunday7 AM – 10 PMevening
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Typical foundation repair prices

Typical foundation repair prices
JobLowTypicalHigh
Foundation repairPer project: typical range of customer-reported repairs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)CA$3,130CA$7,270CA$11,430

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby foundation repair companies

GMS Basement Waterproofing Inc compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
GMS Basement Waterproofing Inc (this business)—604.9 (31)—YesYes
Water Pro Drain & Basement Waterproofing#25605.0 (51)—YesYes25.4 km
Aquatech Basement Waterproofing Etobicoke#26605.0 (79)—YesYes17.9 km
Toronto Waterproofing & Foundation Specialist#28605.0 (51)—YesYes28.2 km

See all 379 ranked foundation repair companies in Brampton

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 31 Google reviews

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Questions about GMS Basement Waterproofing Inc

How is GMS Basement Waterproofing Inc ranked in Brampton?

GMS Basement Waterproofing Inc is ranked #27 of 379 foundation repair companies in Brampton by CR Score, with 60 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are GMS Basement Waterproofing Inc’s hours?

GMS Basement Waterproofing Inc is open 7 days a week. Its listed hours are Monday to Sunday, 7 AM – 10 PM. On Saturdays it is open 7 AM to 10 PM, and on Sundays 7 AM to 10 PM. Hours come from the business listing; holiday hours may differ.

What areas does GMS Basement Waterproofing Inc serve?

Serves Brampton and 11 towns within 64 km: Mississauga, Etobicoke, Milton, Concord, Oakville, Vaughan, Toronto, North York, Willowdale, Richmond Hill and Burlington. The list is based on the business's location and the usual service radius for foundation repair. Confirm your address is covered when you call.

What do Google reviews say about GMS Basement Waterproofing Inc?

GMS Basement Waterproofing Inc has a rating of 4.9 from 31 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact GMS Basement Waterproofing Inc?

Call GMS Basement Waterproofing Inc on (416) 274-8377. The business is at 120 Cornwall Rd, Brampton, ON L6W 1N8. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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