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Best Roofers in Brockville, ON (2026)

23 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Brockville: Competitive Roofing Brockville, CR Score 62/100; 4.7★ from 132 Google reviews.

  2. 14

    Best for emergencies (open 24/7): Mike Kampnich Roofing & Contracting, posts 24/7 hours; ranked #14 of 23.

  3. 18

    Most-reviewed: Country Home Exteriors, 101 Google reviews at 5.0★, the most of 23 ranked after Competitive Roofing Brockville; ranked #18.

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

23 Brockville roofers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 10 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.8★ across 23 rated businesses.

Top 10 roofers in Brockville at a glance

Top 10 roofers in Brockville at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Competitive Roofing Brockville624.7★ (132)Brockville—Overall
2ADS&A Seamless Eavestrough615.0★ (56)Brockville——
3West Carpentry605.0★ (18)BrockvilleSat · Evenings—
4Bertrand's Construction, Inc.595.0★ (12)BrockvilleSat · Evenings—
5Empire Construction & Masonry585.0★ (9)BrockvilleSat—
6Aluminators Eastern Ontario575.0★ (6)BrockvilleSat · Evenings—
7DM Roofing & Construction Services Inc - Roof Repair & Roofing Companies Kingston574.2★ (69)Kingston, 55 km awaySat · Sun · Evenings—
8DA'BOSS ROOFING AND CONSTRUCTION565.0★ (11)Brockville——
9Above The Rest Permanent Roofing Systems564.5★ (30)Halifax, 43 km awaySat · Evenings—
10Brockville Exteriors555.0★ (8)Brockville——

The 23 best roofers in Brockville, ranked

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

  2. #2 ADS&A Seamless Eavestrough

    Based in Brockville

    61/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 56 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    1385 California Ave, Brockville, ON K6V 7L9
    View profile for ADS&A Seamless Eavestrough(613) 213-5097

  3. #3 West Carpentry

    Based in Brockville

    60/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 7 AM–5 PM · Sun closed
    Address
    1362 Linden Crescent, Brockville, ON K6V 6B6
    View profile for West Carpentry(613) 640-0556

  6. #6 Aluminators Eastern Ontario

    Based in Brockville

    57/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat 10 AM–6 PM · Sun closed
    Address
    9 Broad St #301, Brockville, ON K6V 6Z4
    View profile for Aluminators Eastern Ontario(343) 501-4600

  7. #7 DM Roofing & Construction Services Inc - Roof Repair & Roofing Companies Kingston

    Based in Kingston, 55 km away

    57/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.2★ from 69 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.2★ from 69 Google reviews
    Hours
    Mon–Sun 7:30 AM–8 PM
    Address
    3846 Accommodation Rd, Kingston, ON K0H 1Y0
    View profile for DM Roofing & Construction Services Inc - Roof Repair & Roofing Companies Kingston(613) 902-0641

  10. #10 Brockville Exteriors

    Based in Brockville

    55/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Thu 8 AM–4 PM · Fri 8 AM–3 PM · Sat–Sun closed
    Address
    2855 Concession 2 Rd, Brockville, ON K6V 5T1
    View profile for Brockville Exteriors(613) 213-4715

  12. #12 Rick Klock Roofing

    Based in Perth, 57 km away

    54/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 37 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 37 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    11 Ridgeview Pl, Perth, ON K7H 3R5
    View profile for Rick Klock Roofing(613) 267-7743

  13. #13 Pryer's Construction Ltd

    Based in Brockville

    54/100CR Score

    Ranked #13 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    View profile for Pryer's Construction Ltd(613) 704-2444

  16. #16 Shingler On the Roof

    Based in Gananoque, 48 km away

    52/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.0★ from 4 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    View profile for Shingler On the Roof(613) 382-1012

  17. #17 Roof & Building Service Intl.

    Based in Perth, 55 km away

    51/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 10 Google reviews
    Hours
    Mon–Fri 6:30 AM–5 PM · Sat–Sun closed
    Address
    2000 Rogers Rd, Perth, ON K7H 1P9
    View profile for Roof & Building Service Intl.(800) 567-0842

  18. #18 Country Home Exteriors

    Based in Ottawa, 57 km away

    51/100CR Score

    Ranked #18 because of its Google rating and review volume: 5.0★ from 101 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 101 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    3130 Roger Stevens Dr, Ottawa, ON K0A 2T0
    View profile for Country Home Exteriors(613) 262-6982

  19. #19 Mark Edgley Steel Roofing

    Based in Ogdensburg, 17 km away

    50/100CR Score

    Ranked #19 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “General contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 3.4★ from 5 Google reviews
    Address
    28 Alta Vista Dr, Prescott, ON K0E 1T0, Canada
    View profile for Mark Edgley Steel Roofing(613) 246-6699

  20. #20 J&S Construction

    Based in Potsdam, 60 km away

    50/100CR Score

    Ranked #20 because of its Google rating and trade focus: 1.0★ from 5 Google reviews, listed on Google as “Roofing contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 1.0★ from 5 Google reviews
    Hours
    Mon–Sun 12 PM–12 AM
    Address
    473 NY-11B, Potsdam, NY 13676
    View profile for J&S Construction(315) 261-4659

  21. #21 Kevcon Construction Inc.

    Based in Napanee, 36 km away

    48/100CR Score

    Ranked #21 because of its Google rating and review volume: 4.8★ from 23 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 23 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    248 Briar Hill Rd, Leeds and the Thousand Islands, ON K0E 1N0
    View profile for Kevcon Construction Inc.(613) 382-8800

  22. #22 Harvey Masonry & Roofing Inc.

    Based in Nepean, 63 km away

    47/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Masonry contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 6 Google reviews
    Hours
    Mon–Sat 8 AM–6 PM · Sun closed
    Address
    2354 Pollock Rd, North Gower, ON K0A 2T0
    View profile for Harvey Masonry & Roofing Inc.(613) 913-2629

  23. #23 Westport Roofing & Exteriors

    Based in Napanee, 57 km away

    45/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Siding contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon 8 AM–6 PM · Tue 8:08 AM–6 PM · Wed 8 AM–5 PM · Thu–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    41a Main St unit 2, Westport, ON K0G 1X0
    View profile for Westport Roofing & Exteriors(613) 464-9029

Also serving Brockville

20 more roofers within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked roofers serving Brockville
BusinessGoogle ratingDistance
1000 Islands Spray Foam5.0★ (38)In Brockville
401 Electric4.5★ (44)In Brockville
Brockville HVAC Inc.5.0★ (41)In Brockville
Burchell Fencing4.2★ (16)In Brockville
Canarm Ltd.4.6★ (19)In Brockville
Carefree Pools Ltd4.2★ (60)In Brockville
Clera Windows + Doors Brockville4.6★ (70)In Brockville
Competitive Masonry Brockville5.0★ (25)In Brockville
Custom Decor Carpet One Floor & Home4.3★ (58)In Brockville
Distinct Landscape Group4.3★ (29)In Brockville
Enercare4.8★ (1,275)In Brockville
Fireplaces Unlimited Heating & Cooling, Duct Cleaning - Brockville4.9★ (283)In Brockville
FIRST ONSITE Property Restoration4.5★ (26)In Brockville
Green Things Garden,Gift & Maintenance Services4.7★ (25)In Brockville
John The Plumber4.8★ (163)In Brockville
ServicePlus Heating and Cooling5.0★ (38)In Brockville
Speedy Glass Brockville4.8★ (88)In Brockville
Thousand Islands Concrete Ltd4.4★ (17)In Brockville
Tiletech Floor & Bath Solutions4.7★ (48)In Brockville
Walker ClimateCare (formerly TRS Heating & Cooling)4.9★ (283)In Brockville

How much do roofers cost in Brockville?

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

How much do roofers cost in Brockville?
JobLowTypicalHighBasisChecked
Roof replacementCA$10,540CA$14,050CA$19,680Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026
Roof repairCA$560CA$1,650CA$2,770Per repair: typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026

When to hire a roofer in Ontario

In Ontario, roofers are busiest from late spring to early fall, when shingles can be installed in mild, dry weather. After a big storm, get more than one quote and check the license or registration before signing.

How we ranked Brockville roofers

We scored 23 Brockville roofers 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 Brockville 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

Roofers in Brockville: frequently asked questions

Who is the best roofer in Brockville?

By CR Score, the highest-ranked roofer in Brockville, ON is Competitive Roofing Brockville with a CR Score of 62/100. It has 4.7★ from 132 Google reviews. ADS&A Seamless Eavestrough (#2) and West Carpentry (#3) follow. We ranked 23 roofers on ten factors, last updated October 22, 2026.

How many roofers are there in Brockville?

ContractorsRanked ranks 23 roofers serving Brockville, ON. 10 of them are based in Brockville; the rest serve it from nearby towns. Another 20 within 64 km are listed but not ranked yet. Counts are as of October 2026.

Which roofers in Brockville are open 24/7?

1 ranked roofer in Brockville posts 24/7 hours. The highest-ranked is Mike Kampnich Roofing & Contracting (#14). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which roofers in Brockville work on weekends?

10 of 23 ranked roofers post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are West Carpentry (#3), Bertrand's Construction, Inc. (#4) and Empire Construction & Masonry (#5). Posted hours are office hours; crews may book weekend jobs separately.

How much does roof replacement cost in Brockville?

Roof replacement typically costs CA$10,540 to CA$19,680, with CA$14,050 typical (Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Brockville. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Brockville roofers have?

The median Google rating among 23 rated roofers in Brockville is 4.8★, with a median of 10 reviews. Competitive Roofing Brockville has the most, 132 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire a roofer in Brockville?

In Ontario, roofers are busiest from late spring to early fall, when shingles can be installed in mild, dry weather. After a big storm, get more than one quote and check the license or registration before signing.

How does ContractorsRanked rank roofers?

Each roofer 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.

Update log for Brockville

  1. October 2026: CR Scores recalculated for 23 roofers serving Brockville.

More roofers and Brockville pages