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Sign WaterproofingFoundation repair company in Markham, ON

Sign Waterproofing is a foundation repair company at Manston Crescent, Markham, ON L3R 7A5, ranked #14 of 335 foundation repair companies in Markham and rated 4.9 from 42 Google reviews. Open 7 days a week.

Markham, ONUpdated 0 paid placements in any rankingHow we rank

Call (647) 568-1718

Key facts

Key facts about Sign Waterproofing
AddressManston Crescent, Markham, ON L3R 7A5Get directions
Phone(647) 568-1718
HoursMonday to Sunday: 8 AM – 8 PM
Google rating4.9 from 42 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Markham and 11 towns within 64 km: Scarborough, Willowdale, North York, Richmond Hill, Concord, Pickering, East York, Vaughan, Toronto, Ajax and Aurora.

Based in Markham, ONView on map

Opening hours

Opening hours for Sign Waterproofing
DayHours
Monday8 AM – 8 PMevening
Tuesday8 AM – 8 PMevening
Wednesday8 AM – 8 PMevening
Thursday8 AM – 8 PMevening
Friday8 AM – 8 PMevening
Saturday8 AM – 8 PMevening
Sunday8 AM – 8 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

Sign Waterproofing compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Sign Waterproofing (this business)—604.9 (42)—YesYes
City Wide Group#12614.8 (177)—YesYes13.1 km
Stay Dry Waterproofing#13614.8 (97)—YesYes20.6 km
Pro-Leak Solutions#15605.0 (208)—YesYes36.5 km

See all 335 ranked foundation repair companies in Markham

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 42 Google reviews

Hired Sign Waterproofing? Write a review

Questions about Sign Waterproofing

How is Sign Waterproofing ranked in Markham?

Sign Waterproofing is ranked #14 of 335 foundation repair companies in Markham 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 Sign Waterproofing’s hours?

Sign Waterproofing is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 8 PM. On Saturdays it is open 8 AM to 8 PM, and on Sundays 8 AM to 8 PM. Hours come from the business listing; holiday hours may differ.

What areas does Sign Waterproofing serve?

Serves Markham and 11 towns within 64 km: Scarborough, Willowdale, North York, Richmond Hill, Concord, Pickering, East York, Vaughan, Toronto, Ajax and Aurora. 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 Sign Waterproofing?

Sign Waterproofing has a rating of 4.9 from 42 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 Sign Waterproofing?

Call Sign Waterproofing on (647) 568-1718. The business is at Manston Crescent, Markham, ON L3R 7A5. Ask for a written estimate before any work starts.

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