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General Contractor Professional

NewCastle Contractors logoNewCastle Contractors

Guelph, ON
Compare with similar general contractor providers in Guelph →
WSIB
+1 519-803-8854 Website(opens in new tab)
1 Credential Verified
ProScore
5★ Google|2/4 Sources

This score reflects across 2 platforms, licensed and verified.

How is this calculated?
Data verified: Jun 2026

About NewCastle Contractors

AI-generated summary from verified data sources

NewCastle Contractors is a general contractor serving Guelph and surrounding communities. Rated 5.0★ on Google with 2 reviews.

G
Google
5★ (2)
C
Review Site C
Rated
Rated on 2 independent platforms
WSIB coverage confirmed

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What Customers Say

AI analysis of 1-2 verified Google reviews

Top Strengths

Exceptional attention to detail and craftsmanship (woodwork described as prompt, clean, and detail-oriented)
Strong communication and collaborative approach (patiently helped customers articulate vague descriptions and provided suggestions)
Reliable project execution (started exactly when promised, finished in reasonable timeframe, described as tidy and efficient)
reliableexcellent serviceattention to detailpatient communicationefficient completion

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

2 of 4 verified
G
Google
5/5
B
Review Site B
Not found
B
BBB
Not found
C
Review Site C
Fair
The ProScore Trust Score aggregates ratings from all verified sources, weighted by review volume, recency, and platform credibility.

Things to Know

WSIB Verified

Workplace Safety and Insurance Board coverage confirmed — you're protected.

Google Review Breakdown

2 total
5
2
4
0
3
0
2
0
1
0

Featured Review

Verified review from Google

“

We met NewCastle Contractors through their plumbing business (Arbuckle), which we had used many times since moving to Guelph. Their plumbing service was always excellent so we were happy to learn they did more extensive contracting. Justin and Mandy patiently took our vague descriptions, helped us articulate what we wanted and gave suggestions when we didn’t know what we wanted. The project started exactly when they said it would and finished in a very reasonable time. They were friendly and p

V
Victoria B
Google Review

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Homeowner Guides

How much does this service cost in Ontario?Red flags when hiringGeneral Contractor FAQs in GuelphView all guides →

Frequently Asked Questions

Is NewCastle Contractors licensed?
Licensing status has not been verified for NewCastle Contractors. Contact them directly to confirm current credentials before hiring.
Does NewCastle Contractors have insurance?
Yes, NewCastle Contractors has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.
What is NewCastle Contractors’s rating?
NewCastle Contractors has a ProScore Trust Score of 57/100 (Good), calculated from 2 verified data sources including 2 Google reviews.
Where is NewCastle Contractors located?
NewCastle Contractors is a general contractor serving Guelph, Ontario. You can reach them at +1 519-803-8854. View their full profile on ProScore for verified reviews and credentials.

Business Details

45 Elginfield Dr, Guelph, ON N1E 4E5
General Contractor
View on Google Maps

Hours

Friday9a.m.-5p.m.
Monday9a.m.-5p.m.
SaturdayClosed
SundayClosed
Thursday9a.m.-5p.m.
Tuesday9a.m.-5p.m.
Wednesday9a.m.-5p.m.

Services Offered

Home renovationsAdditionsNew constructionProject managementPermit acquisitionDesign-build

Services & Info

Accessibility

Wheelchair-accessible parking lot

Credentials

Insurance
Not Confirmed
WSIB Coverage
✓ Confirmed

ProScore displays credential information as reported by contractors and third-party sources. Homeowners are encouraged to independently verify all credentials, licenses, and insurance prior to engaging any contractor.

Data Transparency

SourcesGoogle, major review platforms, and Ontario regulatory records
Last updatedJune 2026

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Checked by ProScore

What is the ProScore?

The ProScore aggregates ratings from multiple review platforms into a single score from 0 to 100. Unlike platforms that show only their own reviews, the ProScore gives you the complete picture. Scores are capped for providers with limited source verification.

≥80
Elite
≥65
Trusted
≥50
Good
≥30
Basic
<30
Caution

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