For Ontario Property Managers

Stop Costly Water Leaks & Tenant Complaints For Good.

We identify and permanently seal failing caulking on your commercial properties. Protect your investment, cut repair costs, and keep your tenants happy.

Claim FREE Commercial Assessment

Looking for Residential Caulking Services? Click here

"Trusted

Our 3-Step Plan for a Watertight Building

We make the entire process seamless and professional, from initial contact to final inspection.

THE PROBLEM: Hidden Failures

Your building's caulking is failing. Water is getting in, heat is getting out, and you're footing the bill for emergency repairs and sky-high energy costs.

THE SOLUTION: Expert Re-Caulking

Our certified crews remove all old, failing sealant from windows, glass, masonry and more; clean joint and apply the proper recommended high grade sealant for a superior watertight seal.

THE RESULT: Peace of Mind

No more leaks. No more drafts. No more complaints. Just a protected asset and a predictable maintenance budget, backed by trusted expertise.

Case Study: Commercial Warehouse & Office, GTA

"The leaks... stopped. Costa Caulking handled a complex, multi‑building schedule without disrupting our tenants."

— John S., Senior Property Manager

"Reduction

"Avoided

Get Your Free Leak and Energy Loss Assessment

Stop guessing. Our experts will provide a detailed report on your building's health, identifying exactly where you're losing money from water and air leaks.

Photo & Video Documentation

See the problem areas for yourself.

Priority Action Plan

We'll show you what needs fixing now vs. what can wait.

Fixed-Price Proposal

A clear, transparent quote with no hidden fees.

*We only have capacity for 15 free assessments per month to ensure quality.*

[contact-form-7 id="dd8be64" title="Contact form 1"]

Built on Generations of Experience, Not Fly-By-Night Promises

At Costa Caulking, we’re not just a fly-by-night company — we’ve been protecting buildings for over 50 years. Property managers, builders, and homeowners trust us because we stand behind every project, bringing proven expertise and a commitment to excellence that only comes with decades in the industry.

Phone: (416) 898‑8611 | Email: info@new.costacaulking.com | new-design-2026.local/

Serving Property Managers & Condo Corporations Across Ontario