61 siding contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Clarence-Rockland: Excel Building & Roofing Inc., CR Score 58/100; 4.9★ from 396 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): PCMS Carpentry Inc, posts 24/7 hours; ranked #2 of 61.
Most-reviewed: Maize Siding & Eavestroughing Inc., 250 Google reviews at 4.5★, the most of 61 ranked after Excel Building & Roofing Inc.; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
61 Clarence-Rockland siding contractors are ranked here by CR Score, from ten published factors. 6 are open 24/7, 24 open Saturdays and 18 open Sundays, based on posted hours. The median Google rating is 4.9★ across 61 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Excel Building & Roofing Inc. | 58 | 4.9★ (396) | Clarence-Rockland | Sat | Overall |
| 2 | PCMS Carpentry Inc | 57 | 4.5★ (4) | Clarence-Rockland | 24/7 | Emergencies |
| 3 | Kaloozie Comfort - Ottawa Siding | 57 | 5.0★ (47) | Ottawa, 46 km away | Sat · Sun · Evenings | — |
| 4 | Atlas Contracting | 57 | 5.0★ (17) | Ottawa, 38 km away | 24/7 | — |
| 5 | NorthCo Services | 56 | 4.9★ (69) | Ottawa, 25 km away | — | — |
| 6 | Maize Siding & Eavestroughing Inc. | 56 | 4.5★ (250) | Clarence-Rockland | — | Most reviews |
| 7 | Ottawa Eavestroughing - Ottawa Siding, Soffit, & Fascia Company | 56 | 4.9★ (131) | Kanata, 61 km away | 24/7 | — |
| 8 | Zaidan Siding | 56 | 5.0★ (29) | Kanata, 50 km away | Sat · Sun | — |
| 9 | Paramount Roofing & Renovations | Ottawa Siding & Windows and Doors Specialized Contractor | 55 | 5.0★ (8) | Ottawa, 40 km away | 24/7 | — |
| 10 | Toitures & Siding Forteresse Inc./ Fortress Roofing & Siding Inc. | 55 | 5.0★ (48) | Ottawa, 31 km away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and review volume: 4.9★ from 396 Google reviews, the most in Clarence-Rockland.
Based in Clarence-Rockland
Ranked #2 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 46 km away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 38 km away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 25 km away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “Siding contractor”.
Based in Clarence-Rockland
Ranked #6 because of its Google rating and review volume: 4.5★ from 250 Google reviews.
Based in Kanata, 61 km away
Ranked #7 because of its Google rating and review volume: 4.9★ from 131 Google reviews.
Based in Kanata, 50 km away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 40 km away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 31 km away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Roofing contractor”.
Based in Ottawa, 48 km away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 35 km away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 42 km away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 98 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 30 km away
Ranked #14 because of its Google rating and trade focus: 4.1★ from 177 Google reviews, listed on Google as “Siding contractor”.
Based in Clarence-Rockland
Ranked #15 because of its Google rating and review volume: 4.9★ from 140 Google reviews.
Based in Ottawa, 63 km away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 101 Google reviews, listed on Google as “Siding contractor”.
Based in Nepean, 42 km away
Ranked #17 because of its Google rating and trade focus: 4.6★ from 66 Google reviews, listed on Google as “Siding contractor”.
Based in Clarence-Rockland
Ranked #18 because of its Google rating and review volume: 5.0★ from 46 Google reviews.
Based in Nepean, 42 km away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 25 km away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 19 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 40 km away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 41 Google reviews, listed on Google as “Roofing contractor”.
Based in Ottawa, 48 km away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 17 km away
Ranked #23 because of its Google rating and review volume: 4.3★ from 177 Google reviews.
Based in Nepean, 30 km away
Ranked #24 because of its Google rating and trade focus: 4.2★ from 47 Google reviews, listed on Google as “Siding contractor”.
Based in Ottawa, 30 km away
Ranked #25 because of its Google rating and trade focus: 4.4★ from 9 Google reviews, listed on Google as “Siding contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 61 ranked siding contractors here; the rest are on their profiles.
20 more siding contractors within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| DNE - Revêtement Extérieur | 5.0★ (2) | 49 km |
| Evothermo (anciennement Insulfloor) | 4.5★ (2) | In Clarence-Rockland |
| First Class Roofing | In Clarence-Rockland | |
| Grime To Shine Outdoor Services | 5.0★ (2) | 50 km |
| I.D. Construction Inc. | 5.0★ (8) | In Clarence-Rockland |
| JJ Cam Construction Renovation Inc | 4.8★ (20) | In Clarence-Rockland |
| Marwood Homes Inc | 5.0★ (11) | In Clarence-Rockland |
| MB Construction | In Clarence-Rockland | |
| Mojak Construction | 3.7★ (3) | In Clarence-Rockland |
| Neree Lavictoire Roofing | 4.9★ (36) | In Clarence-Rockland |
| NXT Total Homes | 5.0★ (2) | 42 km |
| Plamondon Entrepreneur M P B Inc | In Clarence-Rockland | |
| PMG Construction Inc | 5.0★ (8) | In Clarence-Rockland |
| Prevail General Construction INC. | 5.0★ (29) | In Clarence-Rockland |
| Reliable Roofing Services | 5.0★ (42) | In Clarence-Rockland |
| Sidingworks | In Clarence-Rockland | |
| Stanstan Reno Plus Inc. | 5.0★ (30) | In Clarence-Rockland |
| TrueNorthCo | 5.0★ (2) | 51 km |
| Vaillancourt Exteriors Inc | 5.0★ (2) | In Clarence-Rockland |
| Y. Rocque Construction Inc. | 4.3★ (4) | In Clarence-Rockland |
US national ranges converted to CAD, not adjusted for Clarence-Rockland. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Siding replacement | CA$7,810 | CA$16,290 | CA$24,910 | Per house: typical range of customer-reported projects. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 61 Clarence-Rockland siding contractors 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.
| Factor | Weight | Computed from | In Clarence-Rockland data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |