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Best Foundation Repair Companies in Collingwood, ON (2026)

32 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Collingwood: Aquamaster Basement Waterproofing Barrie, CR Score 62/100; 5.0★ from 93 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): PH Group, posts 24/7 hours; ranked #2 of 32.

  3. 7

    Most-reviewed: JN Roofing and Contracting, 172 Google reviews at 4.8★, the most of 32 ranked; ranked #7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

32 Collingwood foundation repair companies are ranked here by CR Score, from ten published factors. 13 are open 24/7, 27 open Saturdays and 20 open Sundays, based on posted hours. The median Google rating is 4.8★ across 32 rated businesses.

Most of this list also appears on the Foundation repair companies in Midland ranking. See Foundation repair companies in Midland

Top 10 foundation repair companies in Collingwood at a glance

Top 10 foundation repair companies in Collingwood at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Aquamaster Basement Waterproofing Barrie625.0★ (93)Barrie, 48 km away24/7Overall
2PH Group614.8★ (49)Angus, 35 km away24/7Emergencies
3Main St. Waterproofing614.6★ (9)Collingwood24/7—
4Crack Busters604.5★ (72)Bracebridge, 48 km away24/7—
5Aquatech Basement Waterproofing Barrie605.0★ (30)Barrie, 32 km awaySat · Sun · Evenings—
6Main St. Waterproofing574.5★ (16)Barrie, 46 km away24/7—
7JN Roofing and Contracting574.8★ (172)Barrie, 42 km away24/7Most reviews
8Fast Fix Waterproofing & Foundations575.0★ (11)Barrie, 53 km away24/7—
9Simcoe Basement Waterproofing565.0★ (10)Barrie, 38 km awaySat · Sun · Evenings—
10Wet Basement Resolutions564.6★ (35)Wasaga Beach, 11 km away24/7—

The 32 best foundation repair companies in Collingwood, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 PH Group

    Based in Angus, 35 km away

    61/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 49 Google reviews, listed on Google as “Waterproofing service”.

    • 4.8★ from 49 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2580 Sunnidale Rd, Utopia, ON L0M 1T0
    View profile for PH Group(705) 794-3884

  4. #4 Crack Busters

    Based in Bracebridge, 48 km away

    60/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.5★ from 72 Google reviews, listed on Google as “Waterproofing service”.

    • 4.5★ from 72 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2 Moon Crescent, Oro-Medonte, ON L4M 5T8
    View profile for Crack Busters(705) 716-3290

  15. #15 Sealed Right Waterproofing

    Based in Orangeville, 63 km away

    52/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Waterproofing service”.

    • 4.6★ from 10 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
    Address
    8, 229 Broadway Suite 113, Orangeville, ON L9W 1K4
    View profile for Sealed Right Waterproofing(519) 940-8853

  20. #20 Longarm Contracting

    Based in Collingwood

    50/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 12 Google reviews
    Hours
    Mon–Fri 7:30 AM–6 PM · Sat–Sun closed
    Address
    1293 Fairgrounds Rd, Stayner, ON L0M 1S0
    View profile for Longarm Contracting(705) 441-4631

  24. #24 911 Roofer

    Based in Innisfil, 57 km away

    50/100CR Score

    Ranked #24 because of its Google rating and review volume: 4.3★ from 15 Google reviews.

    • 4.3★ from 15 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    935 Helen St, Innisfil, ON L9S 1T5
    View profile for 911 Roofer(416) 939-7377

How much do foundation repair companies cost in Collingwood?

US national ranges converted to CAD, not adjusted for Collingwood. Each row names its basis and the month we checked it.

How much do foundation repair companies cost in Collingwood?
JobLowTypicalHighBasisChecked
Foundation repairCA$3,130CA$7,270CA$11,430Per project: typical range of customer-reported repairs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026

How we ranked Collingwood foundation repair companies

We scored 32 Collingwood foundation repair companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Collingwood data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Foundation repair companies in Collingwood: frequently asked questions

Who is the best foundation repair company in Collingwood?

By CR Score, the highest-ranked foundation repair company in Collingwood, ON is Aquamaster Basement Waterproofing Barrie with a CR Score of 62/100. It has 5.0★ from 93 Google reviews. It is open 24/7. PH Group (#2) and Main St. Waterproofing (#3) follow. We ranked 32 foundation repair companies on ten factors, last updated October 22, 2026.

How many foundation repair companies are there in Collingwood?

ContractorsRanked ranks 32 foundation repair companies serving Collingwood, ON. 2 of them are based in Collingwood; the rest serve it from nearby towns. Counts are as of October 2026.

Which foundation repair companies in Collingwood are open 24/7?

13 ranked foundation repair companies in Collingwood post 24/7 hours. The highest-ranked are Aquamaster Basement Waterproofing Barrie (#1), PH Group (#2) and Main St. Waterproofing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in Collingwood work on weekends?

27 of 32 ranked foundation repair companies post Saturday hours and 20 post Sunday hours. The highest-ranked open Saturdays are Aquamaster Basement Waterproofing Barrie (#1), PH Group (#2) and Main St. Waterproofing (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in Collingwood?

Foundation repair typically costs CA$3,130 to CA$11,430, with CA$7,270 typical (Per project: typical range of customer-reported repairs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Collingwood. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Collingwood foundation repair companies have?

The median Google rating among 32 rated foundation repair companies in Collingwood is 4.8★, with a median of 16 reviews. JN Roofing and Contracting has the most, 172 reviews, and ranks #7. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank foundation repair companies?

Each foundation repair company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do foundation repair companies outside Collingwood count in this ranking?

Yes, if they are within 64 km of the Collingwood city centre, our service radius for foundation repair companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Collingwood

  1. October 2026: CR Scores recalculated for 32 foundation repair companies serving Collingwood.

More foundation repair companies and Collingwood pages

Other trades in Collingwood