Smid Construction
Smid Construction
SMID Construction is an Ajax-based general contractor that launched in 1960. Its building-restoration work includes parking garages, building envelopes and structural concrete, as well as tennis court construction across Ajax, North York and the GTA.
Last Updated October 3, 2026.
Business Highlights
- SMID says it is fully certified and insured.
- SMID lists valid licences to operate throughout the GTA.
- SMID reports registration with the Workplace Safety and Insurance Board (WSIB).
- SMID says all workers receive regular safety training.
Service Area
Ajax, North York and the GTA.
Active Business Listing
Smid Construction is one of 8 concrete & masonry contractors ProsGrade lists in Ajax, Ontario.
7 services listed, including Parking garage repair and replacement, Building-envelope rehabilitation and Structural concrete restoration. Open weekdays, closed on weekends. Rated 4.2 from 39 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How Smid Construction compares with the other 7 concrete & masonry contractors on ProsGrade in Ajax, using public Google ratings and review counts.
- Has more Google reviews (39) than 6 of the 7 other Ajax concrete & masonry contractors on ProsGrade.
Services Covered
7 services- Parking garage repair and replacementExpansion-joint repairs and replacement, hot and cold waterproofing, traffic-coating membranes and ramp topping replacement.
- Building-envelope rehabilitationBalcony and masonry repairs, railing and window replacement, cladding, sealant replacement and exterior painting.
- Structural concrete restorationShear wall and column repairs, parapets, suspended floor slabs, and bonded or unbonded post-tensioned slabs.
- Concrete reinforcementReinforcing steel repairs and carbon fibre reinforcing.
- Tennis court installationBackyard and commercial properties.
- Tennis court repair and painting
- Tennis court fencingFencing options; repairs to existing fences or screens.
Reviews
What customers say
Customers praise clear communication, organised crews and quality workmanship. One property manager describes projects involving roof repairs, balcony leak investigation and restoration, window replacements, garage restoration and wall leak remediation; the reviewer says the team works collaboratively to resolve issues quickly when they arise.
Customer Reviews
Adelina Dragu
Christy Plaitis
Deborah Aikman
Sandi Plesa
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Frequently Asked Questions
How does SMID assess a concrete restoration project?
The company says its in-house engineers analyse the structure at the initial consultation before preparing a project roadmap.
What is Smidcrete C used for?
Smidcrete C is a rapid-setting, ambient-cured polyurethane with a silicate/sand mixture used as nosing material for expansion-joint applications.





