Company lists · Data refreshed October 2026

Top 25 Building envelope sealing products wholesalers based in Canada

Name: Building envelope sealing products wholesalers based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 154 companies tracked

RevenueBase identified 154 company matches for building envelope sealing products wholesalers associated with Canada as of October 2026 and tracks 6,271 professional contacts across them, including 1,936 with verified work emails. Toronto is the largest hub.

This list covers company matches for building envelope sealing products wholesalers associated with Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built

154Companies

6,271Contacts tracked

1,936Verified emails

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The 25 largest building envelope sealing products wholesalers based in Canada

Ranked by team size

Top 25 of 154 company matches for building envelope sealing products wholesalers based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Flynn Group Of Companies	Exact match	Mississauga, ON, CanadaHQ recorded Oct 9, 2026	5,001-10,000	1,991 contacts →
	Exact match “The Flynn Group of Companies is North America's leading building envelope trade contractor.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Roofmart	Exact match	Brampton, ON, CanadaHQ recorded Oct 9, 2026	201-500	345 contacts →
	Exact match “For more than 60 years Roofmart has been the distributor of choice among industry professionals in Canada.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	BP Canada	Exact match	Lasalle, QC, CanadaHQ recorded Oct 9, 2026	501-1,000	197 contacts →
	Exact match “Building Products of Canada Corp.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Thermal Systems	Exact match	Rocky View County, AB, CanadaHQ recorded Oct 9, 2026	201-500	176 contacts →
	Exact match “Thermal Systems is a building envelope, mechanical insulation, roofing and daylighting subcontractor.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Mapei Canada	Exact match	Laval, QC, CanadaHQ recorded Oct 9, 2026	501-1,000	151 contacts →
	Exact match “MAPEI Canada is part of the MAPEI Group, a family-owned global leader in adhesives, sealants, and chemicals for the construction industry.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	PLY GEM Canada	Exact match	Calgary, AB, CanadaHQ recorded Oct 9, 2026	1,001-5,000	140 contacts →
	Exact match “One Company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	Great Northern Insulation	Exact match	Woodstock, ON, CanadaHQ recorded Oct 9, 2026	201-500	132 contacts →
	Exact match “Founded in 1980, Great Northern Insulation is Ontario's leading building envelope service provider, for the new construction and retrofit markets across commercial, institutional…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	Construction Products Distribution, A Division Of Superior Plus LP	Exact match	Calgary, AB, CanadaHQ recorded Oct 9, 2026	1,001-5,000	119 contacts →
	Exact match “Construction Products Distribution (CPD).” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Fransyl	Exact match	Terrebonne, QC, CanadaHQ recorded Oct 9, 2026	51-200	102 contacts →
	Exact match “To this day, Fransyl has: 5 Systems Divisions: Roofing Systems, Building Envelope Systems, Insulated Concrete Form Systems, Infrastructure Systems and Components Systems Sales…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Garland Canada INC	Exact match	Etobicoke, ON, CanadaHQ recorded Oct 9, 2026	51-200	89 contacts →
	Exact match “For over a century, Garland offers high performance roofing and building envelope solutions that exceed today’s requirements.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Dörken Systems INC	Exact match	Beamsville, ON, CanadaHQ recorded Oct 9, 2026	51-200	62 contacts →
	Exact match “After 125 years in over 60 countries, our DELTA® brand is known for delivering innovative, high-performance air- and moisture-barriers for commercial and residential construction.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Cascade Aqua-Tech LTD	Exact match	Burnaby, BC, CanadaHQ recorded Oct 9, 2026	51-200	52 contacts →
	Exact match “Cascade Aqua-Tech was founded in 1987 as a family-based business serving the window industry in the Vancouver area, specializing in foam tape for glazing, Cascade has grown and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Elastochem	Exact match	Brantford, ON, CanadaHQ recorded Oct 9, 2026	51-200	49 contacts →
	Exact match “Elastochem is a Canadian leader of building enclosure solutions, ranging from waterproofing and restoration systems to polyurethane foam insulation.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Ideal Products	Exact match	Edmonton, AB, CanadaHQ recorded Oct 9, 2026	51-200	47 contacts →
	Exact match “Since 1991 Ideal Products has evolved into one of the most successful manufacturing companies in the world.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Owens Corning Canada	Exact match	Toronto, ON, CanadaHQ recorded Oct 9, 2026	n/a	44 contacts →
	Exact match “If you’re looking for smart, energy-saving insulation solutions, you've come to the right place.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Unitiwall Corporation	Exact match	Mississauga, ON, CanadaHQ recorded Oct 9, 2026	51-200	41 contacts →
	Exact match “UnitiWall is a Mississauga‑based manufacturer of high‑performance, prefabricated building envelope systems for new construction and retrofit projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	IG Machine & Fibers LTD	Exact match	Brampton, ON, CanadaHQ recorded Oct 9, 2026	501-1,000	39 contacts →
	Exact match “IKO is a global leader in the manufacture & supply of residential shingles, commercial roofing & waterproofing products, insulation systems & accessories.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Matériaux Morin Supply	Exact match	Ottawa, ON, CanadaHQ recorded Oct 9, 2026	51-200	38 contacts →
	Exact match “Since 1986, Morin Supply has been a major distributor of specialty construction materials for homeowners, contractors, engineers, and architects across the National Capital Region.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Clermont Ltée 141517 Canada Ltée	Exact match	Châteauguay, QC, CanadaHQ recorded Oct 9, 2026	51-200	36 contacts →
	Exact match “Fondé en 1975, Clermont est un chef de fille dans son domaine.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Durabond Products LTD	Exact match	Toronto, ON, CanadaHQ recorded Oct 9, 2026	11-50	34 contacts →
	Exact match “Durabond Products Limited, established in 1967 and headquartered in Toronto, Ontario, Canada, is a leader in the manufacturing and development of specialized Architectural Wall…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Nuco INC	Exact match	Guelph, ON, CanadaHQ recorded Oct 9, 2026	11-50	32 contacts →
	Exact match “Established in 1988, NUCO Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Villa Roofing & Sheet Metal	Exact match	Vancouver (se Oakridge / East Marpole / South Sunset), BC, CanadaHQ recorded Oct 9, 2026	51-200	30 contacts →
	Exact match “Villa Roofing is British Columbia's industry leader in Roofing and Waterproofing systems for medium to large-scale Multi-Family Residential, Commercial, Industrial and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Northern Caulking INC	Exact match	Mississauga, ON, CanadaHQ recorded Oct 9, 2026	51-200	29 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Peridot Supply INC	Exact match	Brampton, ON, CanadaHQ recorded Oct 9, 2026	11-50	27 contacts →
	Exact match “The Peridot Gem is deemed to emit positive energy and to channel abundance.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Guildfords	Exact match	Dartmouth, NS, CanadaHQ recorded Oct 9, 2026	51-200	27 contacts →
	Exact match “Guildfords was founded in 1906 focusing on insulation services and is North America’s oldest insulation contracting company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “building envelope sealing products wholesalers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 154 building envelope sealing products wholesalers based in Canada

See the full list, filter by size, metro and specialty, and access 1,936 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building envelope sealing products wholesalers based in Canada at a glance

As of Oct 9, 2026

30.9%Verified-email coverage

40.7Average contacts per company

11-50Median size (employees)

6.5%Largest-city concentration · Toronto

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 154 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Canada whose business descriptions match “building envelope sealing products wholesalers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 1,936 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 9, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “building envelope sealing products wholesalers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building envelope sealing products wholesalers are there based in Canada?

RevenueBase identified 154 company matches for building envelope sealing products wholesalers associated with Canada as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Flynn Group Of Companies tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most building envelope sealing products wholesalers?

Toronto leads with 10 company records, followed by Calgary (9) and Mississauga (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,936 professional contacts with verified work emails tracked across these 154 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 9, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.