60 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Gananoque: Clean Comfort Home Improvements, CR Score 93/100; 5.0★ from 322 Google reviews; open 24/7.
Best for emergencies (open 24/7): Maclauchlan Contracting, posts 24/7 hours; ranked #2 of 60.
Most-reviewed: Full House Roofing LTD, 160 Google reviews at 5.0★, the most of 60 ranked after Clean Comfort Home Improvements; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
60 Gananoque roofers are ranked here by CR Score, from 8 published factors. 15 are open 24/7, 35 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 4.8★ across 60 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Clean Comfort Home Improvements | 93 | 5.0★ (322) | Kingston, 34 km away | 24/7 | Overall |
| 2 | Maclauchlan Contracting | 87 | 5.0★ (25) | Napanee, 24 km away | 24/7 | Emergencies |
| 3 | Roofing Company in Kingston-MacDonald’s Renovation Specialists | 85 | 5.0★ (20) | Kingston, 34 km away | 24/7 | — |
| 4 | Rydel Roofing | 85 | 4.7★ (86) | Napanee, 32 km away | Sat · Sun · Evenings | — |
| 5 | All Around Roofing | 85 | 5.0★ (32) | Napanee, 53 km away | 24/7 | — |
| 6 | Full House Roofing LTD | 84 | 5.0★ (160) | Napanee, 42 km away | Sat | Most reviews |
| 7 | DM Roofing & Construction Services Inc - Roof Repair & Roofing Companies Kingston | 84 | 4.2★ (69) | Kingston, 11 km away | Sat · Sun · Evenings | — |
| 8 | SOS Roofing NY Watertown | 84 | 4.7★ (25) | Watertown, 48 km away | 24/7 | — |
| 9 | Gable 2 Gable Renovations Inc | 84 | 5.0★ (9) | Kingston, 32 km away | 24/7 | — |
| 10 | Glick Construction Services | 83 | 5.0★ (10) | Kingston, 37 km away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 5.0★ from 322 Google reviews, the most Google reviews on this list (322).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 24 km away
Ranked #2 because of its Google rating and availability: 5.0★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 34 km away
Ranked #3 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 32 km away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 86 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 53 km away
Ranked #5 because of its Google rating and availability: 5.0★ from 32 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 42 km away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 160 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 11 km away
Ranked #7 because of its Google rating and trade focus: 4.2★ from 69 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Watertown, 48 km away
Ranked #8 because of its Google rating and availability: 4.7★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 32 km away
Ranked #9 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 37 km away
Ranked #10 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 34 km away
Ranked #11 because of its Google rating and availability: 3.9★ from 22 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 33 km away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 75 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 29 km away
Ranked #13 because of its Google rating and availability: 3.9★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Watertown, 45 km away
Ranked #14 because of its Google rating and trade focus: 4.5★ from 92 Google reviews, listed on Google as “Roofing contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Greater Napanee, 41 km away
Ranked #15 because of its Google rating and availability: 4.9★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Aurora, 24 km away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 40 km away
Ranked #17 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 35 km away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Napanee, 39 km away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Watertown, 37 km away
Ranked #20 because of its Google rating and availability: 4.2★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gananoque
Ranked #21 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 30 km away
Ranked #22 because of its Google rating and trade focus: 3.7★ from 47 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kingston, 24 km away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 33 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greater Napanee, 21 km away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greater Napanee, 35 km away
Ranked #25 because of its Google rating and availability: 2.6★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #44, in CR Score order; each links to its profile. We publish the top 44 of 60 ranked roofers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Harrienger Construction | 78 | 5.0★ (8) | 50 km |
| 28 | R & R Roofing & Renovations | 78 | 4.4★ (13) | 44 km |
| 29 | JL Contracting | 78 | 1.3★ (4) | 36 km |
| 32 | Competitive Roofing Brockville | 77 | 4.7★ (132) | 47 km |
| 34 | Energy Kingston Exteriors Inc. | 76 | 4.6★ (83) | 33 km |
| 44 | Bottom Dollar Roofing and Renovation | 72 | 2.5★ (4) | 46 km |
US national ranges converted to CAD, not adjusted for Gananoque. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Roof replacement | CA$10,540 | CA$14,050 | CA$19,680 | 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) | October 2026 |
| Roof repair | CA$560 | CA$1,650 | CA$2,770 | Per 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 |
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.
We scored 60 Gananoque roofers on 8 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. Unknown factors are left out of the score, 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.
| Factor | Weight | Computed from | In Gananoque data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |