William Roach RoofingRoofer in Cornwall, ON
William Roach Roofing is a roofer at 621 Mack St, Cornwall, ON K6K 1R7, ranked #12 of 22 roofers in Cornwall and rated 4.6 from 20 Google reviews. Open Monday to Friday.
Cornwall, ONUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 621 Mack St, Cornwall, ON K6K 1R7Get directions |
|---|---|
| Phone | (613) 938-8747 |
| Website | williamroachroofing.ca |
| Hours | Monday to Friday: 7 AM – 5 PM |
| Google rating | 4.6 from 20 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Roofingmain tradeGoogle main category
- Sidingadditional Google category
- Windowsadditional Google category
- Foundation Repairadditional Google category
- Demolitionadditional Google category
Service area
Serves Cornwall and 1 town within 64 km: Hawkesbury.
Based in Cornwall, ONView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 7 AM – 5 PM |
| Tuesday | 7 AM – 5 PM |
| Wednesday | 7 AM – 5 PM |
| Thursday | 7 AM – 5 PM |
| Friday | 7 AM – 5 PM |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
Typical roofing prices
| Job | Low | Typical | High |
|---|---|---|---|
| Roof replacementPer 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) | CA$10,540 | CA$14,050 | CA$19,680 |
| Roof repairPer repair: typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | CA$560 | CA$1,650 | CA$2,770 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby roofers
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| William Roach Roofing (this business) | — | 78 | 4.6 (20) | — | No | No | |
| First Choice Roofing | #10 | 79 | 3.7 (7) | — | — | — | 2.5 km |
| Phil's Renovations | #11 | 78 | 5.0 (4) | — | — | — | 4.4 km |
| Amazing Roofing | #13 | 77 | 5.0 (3) | — | — | — | 6.8 km |
Questions about William Roach Roofing
How is William Roach Roofing ranked in Cornwall?
William Roach Roofing is ranked #12 of 22 roofers in Cornwall by CR Score, with 78 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What are William Roach Roofing’s hours?
William Roach Roofing is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does William Roach Roofing serve?
Serves Cornwall and 1 town within 64 km: Hawkesbury. The list is based on the business's location and the usual service radius for roofing. Confirm your address is covered when you call.
What do Google reviews say about William Roach Roofing?
William Roach Roofing has a rating of 4.6 from 20 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 William Roach Roofing?
Call William Roach Roofing on (613) 938-8747. The business is at 621 Mack St, Cornwall, ON K6K 1R7. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own William Roach Roofing? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.