Thunder Bay has 16 verified waterproofing contractors operating across the region. These businesses carry an average Google rating of 4.59 out of 5, backed by 442 total reviews. This list is current, phone-verified, and ready for immediate outreach via instant CSV download.
Five rows from the full 16-row dataset, sorted by rating & review count. The complete CSV includes phone, full street address, postal code, website URL, Google rating, review count, email type (corporate vs webmail), and the parent domain.
| Name | Rating | Reviews | |
|---|---|---|---|
| MSB Concrete | ★ 5.0 | 17 | — |
| DSI Contracting | ★ 5.0 | 16 | danatek1@tbaytel.net |
| Buhler Contracting & Fleetside Management | ★ 5.0 | 11 | — |
| Nordex Contracting INC. | ★ 5.0 | 8 | — |
| ALTL CONSTRUCTION CORP. | ★ 5.0 | 2 | — |
Only 13% of Thunder Bay's waterproofing sector uses corporate email addresses, meaning 14 of 16 rely on webmail—a key indicator for outreach strategy. The market shows strong quality concentration: 11 of 16 contractors maintain ratings of 4.5 or higher, with MSB Concrete leading at 5.0 stars and 17 reviews, signaling operator maturity and customer retention.
Waterproofing firms in Thunder Bay operate with minimal digital infrastructure—most use webmail instead of corporate systems. A field management or CRM platform built for water damage mitigation workflows will stand out in a market where operators still rely on phone-based scheduling and Gmail inboxes.
With 16 active contractors averaging 28 Google reviews each, Thunder Bay's waterproofing market is stable and repeat-revenue-focused. Distributors can use this list to build relationships with established firms like DSI Contracting and Buhler Contracting before competitors establish territory dominance.
Top-tier contractors in Thunder Bay already command 5.0 ratings with double-digit reviews, but the middle tier has room to grow. Agencies offering SEO, paid lead gen, or review management can target the 5 contractors currently below 4.5 stars to unlock high-ticket projects and market share.
There are 16 verified waterproofing contractors in Thunder Bay, Ontario. All have been phone-verified and include confirmed contact details, phone numbers, and email addresses (where available) in the instant CSV download.
Thunder Bay's waterproofing sector maintains a 4.59 average Google rating across 442 total reviews. 11 of 16 contractors hold ratings of 4.5 stars or higher, reflecting a quality-focused market.
MSB Concrete leads the market with 17 Google reviews and a perfect 5.0 rating. This demonstrates both longevity and customer satisfaction in a smaller regional market.
Only 2 of 16 waterproofing contractors (13%) use corporate email addresses. The remaining 14 operate on webmail platforms like Gmail and Outlook, which is important context for B2B outreach strategy.
All 16 contacts are phone-verified and current as of the download date. The list includes active business names, direct phone numbers, verified email addresses, and ownership details for cold outreach and partnership development.
Yes. The CSV download includes Google ratings, review counts, and business stage data for each contractor. You can sort by 5-star operators, review volume, or contact type to prioritize high-authority or growth-stage targets.
Find a verified waterproofing near you. Get directions or visit their website directly — sorted by Google rating.
Start with the rating — look for a waterproofing holding 4.5 stars or higher with a healthy number of recent reviews, which signals consistent, current service. Confirm they're properly licensed and insured for the work you need, and read a few reviews to see how they handle problems, not just praise. The listings below are sorted by Google rating to make this easier.
Pricing varies widely by the scope of the job, materials, and how urgent the work is, so there's no single rate. The most reliable approach is to contact two or three waterproofing directly for a quote on your specific situation. Use the "View on Google Maps" or "Visit Website" buttons on each listing to reach out.
Yes. Every listing is sourced from public Google Business Profile data — business name, rating, and review count — and refreshed monthly so closed or relocated businesses drop off. We show only what's already public; we don't add or alter business details.
Click "View on Google Maps" to get directions, hours, and the business's public contact options, or "Visit Website" to reach them online. We don't publish private phone numbers or email addresses here — the business's own Google profile and website are the right place to get in touch.
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