General Contractor Professional

Design & Custom Construction

Guelph, ON

+1 519-362-5586 Website

Serving Guelph & area

80out of 100

Trusted

ProScore

This score reflects 18 Google reviews.

How is this calculated?

Score updated: Oct 2026

About Design & Custom Construction

AI-generated summary from ProScore data sources

Design & Custom Construction is a general contractor based in Guelph that handles structural renovations and complex projects, offers online estimates, works on site, and operates seven days a week with wheelchair-accessible parking and French-language service available.

Design & Custom Construction: ProScore 80, tied 8th of 37 scored general contractors in Guelph.
18 Google reviews (4.8 stars; median 13) for Design & Custom Construction, ahead of 23 of 36 general contractors.

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What Customers Say

AI analysis of 3 Google reviews

Top Strengths

Exceptional attention to detail and space utilization in complex projects like structural renovations

Outstanding communication and collaborative approach; owner Adam described as trustworthy with positive attitude

Professional, reliable delivery of high-quality work with commitment to doing things right

structural expertiseattention to detailcommunicationprofessionaltrustworthy

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 18 reviews

GoogleListing found

Google Business Profile reviews

4.8/5

18 reviews

No rating yet on Review platform C. Not found on 2 other platforms ProScore checks (Review platform B, BBB).

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

Trusted Level

Scores in ProScore’s Trusted tier — strong, consistent signals across the sources ProScore checks.

Well Reviewed

4.8 star average on Google with 18 reviews.

What Reviews Highlight

Reviews mention: structural expertise, attention to detail, communication.

Google Review Breakdown

18 total

Featured Review

From Google

“

We hired Design & Custom Construction to complete a full legal duplex renovation, and the results exceeded our expectations from start to finish. This was a major project that required structural modifications, including installing structural beams to open up the space, and their expertise and attention to detail were evident every step of the way. They completely transformed the layout, opening up the main living area into a beautiful, functional kitchen and living space. The design and flow of

Adam James

Google Review

Photos & Work

1 photo

Other top rated general contractor in Guelph

Otis Interiors Inc.

Guelph

4.9(24)

Home Creators Renovations

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5(39)

Revvup Construction Group Inc.

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Frequently Asked Questions

Is Design & Custom Construction licensed?

Licensing status has not been verified for Design & Custom Construction. Contact them directly to confirm current credentials before hiring.

Does Design & Custom Construction have insurance?

WSIB insurance status is not verified for Design & Custom Construction. Request proof of workplace insurance and liability coverage before hiring.

What is Design & Custom Construction’s rating?

Design & Custom Construction has a ProScore Trust Score of 80/100 (Trusted), calculated from 1 data source including 18 Google reviews.

Where is Design & Custom Construction located?

Design & Custom Construction is a general contractor serving Guelph, Ontario. You can reach them at +1 519-362-5586. View their full profile on ProScore for reviews and credentials.

Business Details

81 Western Ave, Guelph, ON N1H 6A7

General Contractor

View on Google Maps

Hours

Every day7a.m.-7p.m.

Services Offered

Home renovationsAdditionsNew constructionProject managementPermit acquisitionDesign-build

Services & Info

Onsite servicesOnline estimates

Crowd

LGBTQ+ friendlyTransgender safe space

Other

LGBTQ+ friendly

Amenities

Gender-neutral washroom

Accessibility

Wheelchair-accessible parking lot

Service options

Language assistance

Credentials

Insurance

Not 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

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiring General Contractor FAQs in Guelph View all guides →

Data Transparency

Sources: Google
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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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.