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Duane Erb Construction Inc logoDuane Erb Construction Inc

Waterloo, ON
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WSIBHCRA LicensedBBB Accredited
3 Credentials Verified
ProScore

This score reflects 27 Google reviews, ratings from 2 platforms in all, WSIB coverage confirmed.

How is this calculated?
Score updated: Oct 2026

About Duane Erb Construction Inc

AI-generated summary from ProScore data sources

Duane Erb Construction Inc is a general contractor based in Waterloo that handles complex renovation projects and maintains wheelchair-accessible facilities including parking and entrance.

  • Duane Erb Construction Inc: ProScore 88, 2nd of 30 scored general contractors in Waterloo.
  • 27 Google reviews (4.9 stars; median 20) for Duane Erb Construction Inc, ahead of 23 of 31 general contractors.
Rated on 2 independent platformsProScore found ratings for this business on 2 independent review platforms. Each one is listed in "Ratings Across Platforms" below.Government-licensedWSIB coverage confirmedElite Trust Score

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What Customers Say

AI analysis of 3 Google reviews

Top Strengths

Flawless quality of design and workmanship on complex renovation projects
Exceptional responsiveness from owner Darren and project manager Liam
Meticulous attention to detail, timelines, and respectful treatment of property
quality workmanshipon schedule completionresponsive communicationsunroom renovationattention to detail

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

3 sources · 42 reviews
GoogleListing found
Google Business Profile reviews
4.9/5
27 reviews
Review platform CListing found
Independent review platform · name withheld by policy
4.7/5
15 reviews
BBBListing found
Better Business Bureau · accredited · as of March 2026
A+Rating · accredited

Not found on Review platform B.

ProScore aggregates Google, the BBB and other major review platforms. Some sources are not named publicly.

How sources are weighted: ProScore methodology.

Things to Know

Elite Status

Scores in ProScore’s Elite tier — the highest level a General Contractor contractor can reach, earned from strong, consistent signals across the sources ProScore checks.

Highly Rated

Consistently rated 4.9 stars across 27 Google reviews.

Rated on Multiple Platforms

Independently rated on 2 review platforms — ratings that agree across sources are harder to game.

WSIB Verified

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

HCRA Licensed

Licensed by the Home Construction Regulatory Authority — confirmed against the register.

BBB Accredited · A+

Better Business Bureau accredited with an A+ rating.

Google Review Breakdown

27 total
5
26
4
0
3
0
2
0
1
1

Featured Review

From Google

“

We are beyond delighted with the final result of our renovation project under guidance of Duane Erb Construction. The work was completed in September and still there is not a day that goes by that we are not grateful and delighted by our beautiful bedroom and ensuite, true to the original design of our home. Being relatively new to the KW area, we were at a loss to know who were the reliable and qualified contractors in the city. We had moved into a older home which had undergone many "do it

K
Kim Moran
Google Review

Frequently Asked Questions

Is Duane Erb Construction Inc licensed?
Yes, Duane Erb Construction Inc is registered with HCRA (Home Construction Regulatory Authority), verified by ProScore.
Does Duane Erb Construction Inc have insurance?
Yes, Duane Erb Construction Inc has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.
What is Duane Erb Construction Inc’s rating?
Duane Erb Construction Inc has a ProScore Trust Score of 88/100 (Elite), calculated from 3 data sources including 27 Google reviews.
Where is Duane Erb Construction Inc located?
Duane Erb Construction Inc is a general contractor serving Waterloo, Ontario. You can reach them at +1 519-884-0340. View their full profile on ProScore for reviews and credentials.

Business Details

3 Colby Ct #2, Waterloo, ON N2V 1Y9
General Contractor

Hours

Monday7:30a.m.-5p.m.
Tuesday7:30a.m.-5p.m.
Wednesday7:30a.m.-5p.m.
Thursday7:30a.m.-5p.m.
Friday7:30a.m.-5p.m.
SaturdayClosed
SundayClosed

Services Offered

Home renovationsAdditionsNew constructionProject managementPermit acquisitionDesign-build

Services & Info

Accessibility

Wheelchair-accessible entranceWheelchair-accessible parking lot

Credentials

HCRA Licensed Builder
HCRA Licensed Builder (B41131)
✓ Confirmed
Insurance
Not Confirmed
WSIB Coverage
✓ Confirmed

Credentials are as reported by contractors and public sources — verify each with the contractor and the issuing authority before hiring.Check it yourself: WSIB clearance · HCRA Ontario Builder Directory

Data Transparency

Sources
Google, BBB, major review platforms, and Ontario regulatory records
Score computed
October 13, 2026

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Checked by ProScore

What is the ProScore?

One score from 0 to 100 across every review platform and public registry ProScore checks. How the ProScore works

≥81
Elite
≥70
Trusted
≥54
Good
≥30
Basic
<30
Caution
—
Not yet rated

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Compare General Contractors in Waterloo

See how Duane Erb Construction Inc ranks against other general contractors in Waterloo on ProScore.

A ProScore is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date. Before hiring, independently verify all credentials, including licences, insurance (including WSIB) and references, directly with the contractor and the issuing authority. Full data notice. Something wrong? Let us know.