Niagara Diamond AsphaltPaving contractor in St. Catharines, ON
Niagara Diamond Asphalt is a paving contractor in St. Catharines, ON, ranked #17 of 67 paving contractors in St. Catharines and rated 5.0 from 5 Google reviews. Open 7 days a week.
St. Catharines, ONUpdated 0 paid placements in any rankingHow we rank
Key facts
| Phone | (365) 880-6452 |
|---|---|
| Website | niagaradiamondasphalt.ca |
| Hours | Monday to Sunday: 7 AM – 5 PM |
| Google rating | 5.0 from 5 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Pavingmain tradeGoogle main category
Service area
Serves St. Catharines and 5 towns within 40 km: Thorold, Niagara Falls, Welland, Port Colborne and Fort Erie.
Based in St. Catharines, 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 | 7 AM – 5 PM |
| Sunday | 7 AM – 5 PM |
- Open evenings — no
- Open Saturdays
- Open Sundays
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
5.0from 5 Google reviews
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Questions about Niagara Diamond Asphalt
How is Niagara Diamond Asphalt ranked in St. Catharines?
Niagara Diamond Asphalt is ranked #17 of 67 paving contractors in St. Catharines by CR Score, with 56 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.
What are Niagara Diamond Asphalt’s hours?
Niagara Diamond Asphalt is open 7 days a week. Its listed hours are Monday to Sunday, 7 AM – 5 PM. On Saturdays it is open 7 AM to 5 PM, and on Sundays 7 AM to 5 PM. Hours come from the business listing; holiday hours may differ.
What areas does Niagara Diamond Asphalt serve?
Serves St. Catharines and 5 towns within 40 km: Thorold, Niagara Falls, Welland, Port Colborne and Fort Erie. The list is based on the business's location and the usual service radius for paving. Confirm your address is covered when you call.
What do Google reviews say about Niagara Diamond Asphalt?
Niagara Diamond Asphalt has a rating of 5.0 from 5 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 Niagara Diamond Asphalt?
Call Niagara Diamond Asphalt on (365) 880-6452. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Niagara Diamond Asphalt? 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.
Compare nearby paving contractors
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Niagara Diamond Asphalt (this business) | — | 56 | 5.0 (5) | — | Yes | Yes | |
| Seal Daddy | #15 | 57 | 4.9 (105) | — | No | No | 24.7 km |
| UrbanMark Asphalt Maintenance - Niagara | #16 | 57 | 5.0 (12) | — | Yes | Yes | 8.8 km |
| Icon Asphalt | #18 | 56 | 4.8 (20) | — | Yes | No | 9.4 km |