Verified listingTop rated
Joint Seal Waterproofing
Concrete Contractors in Etobicoke
Last updated: By ConcreteFinder Research Team
About Joint Seal Waterproofing
ConcreteFinder lists Joint Seal Waterproofing as a concrete contractor serving Etobicoke, rated 4.9★ across 28 Google reviews.
Joint Seal is a Toronto-based company specializing in concrete rehabilitation and waterproofing. Tested to the Ministry of Transportation Ontario standards, our applications are rated to last for 25 years, which more than doubles the useful life of repaired structures.
Service options
- Onsite services
Services
- Concrete Contractors
- Concrete Repair & Leveling
- Elevators
- Flat Roofs
- Medical Facilities
- Sidewalks
- Manholes
- Utility Rooms
- Balconies
- Parking Garages
What customers say
Highlights via Google reviews. Ratings are set by reviewers, not ConcreteFinder.
- 2 years ago
“Joint Seal Waterproofing exceeded all my expectations with their exceptional professionalism and accommodating service. Finding such reliable, honest, and punctual professionals in the trade industry is a rarity, and they truly stand out. Working with the entire team, including Rick,…”
Ayako· via Google reviews
- a year ago
“My names Akram , I have worked with Joint Seal for the last 6 years in 2 condominium corporations I managed. They will provide you with exceptional water proofing services. They are flexible with price and will be willing to…”
TSCC· via Google reviews
- a year ago
“JSW chipped away loose concrete and did a great job resurfacing and protecting my front porch and upper deck. They offered good advice too - Larry was patient and great at explaing their process and; how concrete gets damaged. They…”
Lee· via Google reviews
- 4 years ago
“Joint Seal repaired and resurfaced a very old set of concrete steps at my home. The steps were badly cracked and were becoming dangerous. Rather than blasting them out and having all new ones put in (too big of a…”
Laura· via Google reviews
- 5 years ago
“This is just 2 examples of their high quality waterproofing services in elevator pits...Amazing job , before and after...”
mike· via Google reviews
Hours
| Monday | 9 a.m.–5 p.m. |
|---|---|
| Tuesday | 9 a.m.–5 p.m. |
| Wednesday | 9 a.m.–5 p.m. |
| Thursday | 9 a.m.–5 p.m. |
| Friday | 9 a.m.–5 p.m. |
| Saturday | Closed |
| Sunday | Closed |
Contact Joint Seal Waterproofing
- (647) 479-4069
- Visit website
- 10 Plastics Ave, Etobicoke, ON M8Z 4B7
- View on Google Maps
Questions to ask your contractor
- Can you show WSIB clearance and liability insurance for this job?
- Will you pull the permits this scope needs, or is that on me?
- What concrete strength and slab thickness are you pouring for this use?
- How will you reinforce it: rebar, wire mesh, or fibre, and where do the control joints go?
- What is the payment schedule and deposit? Typical line items and costs
- What does your warranty cover for cracking and settlement, and for how long?
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Joint Seal Waterproofing: frequently asked questions
Is Joint Seal Waterproofing well reviewed?
- Joint Seal Waterproofing holds a 4.9-star Google rating across 28 reviews. Based on ConcreteFinder's analysis of Google review data, that is a strong score for a concrete contractor in the Greater Toronto Area. We always recommend comparing at least three quotes before you hire.
Where does Joint Seal Waterproofing operate?
- Joint Seal Waterproofing works out of Etobicoke in the Etobicoke area and serves surrounding Greater Toronto Area neighbourhoods. Its listed address is 10 Plastics Ave, Etobicoke, ON M8Z 4B7.
How do I get a quote from Joint Seal Waterproofing?
- You can contact Joint Seal Waterproofing directly at (647) 479-4069 or through its website. To compare options side by side, request quotes through ConcreteFinder and we will match you with up to three vetted concrete contractors serving Etobicoke, at no cost.
What does Joint Seal Waterproofing charge for concrete work?
- Joint Seal Waterproofing sets its own prices, but as a market benchmark ready-mix concrete, 25 mpa, delivered (gta) runs $200 to $290 per m³ across the GTA, according to Canada Building Materials - GTA Price List (eff. Jan 15, 2026). Add 13% HST, and request an itemized quote for numbers specific to your project.