Company lists · Data refreshed October 2026

Top 25 Building envelope improvement firms worldwide

RevenueBase identified 8,596 company matches for building envelope improvement firms worldwide as of October 2026 and tracks 129,713 professional contacts across them, including 38,182 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for building envelope improvement firms worldwide, 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. Country and city lists for building envelope improvement firms follow the table.

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
8,596Companies
129,713Contacts tracked
38,182Verified emails
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The 25 largest building envelope improvement firms worldwide

Ranked by team size
Top 25 of 8,596 company matches for building envelope improvement firms worldwide, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLenexa, KS, United StatesHQ recorded Oct 9, 20265,001-10,0003,576 contacts →

Exact match

“Performance Contracting Inc.(PCI) is one of the leading specialty contractors in the United States.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchGarden Grove, CA, United StatesHQ recorded Oct 9, 202610001+3,010 contacts →

Exact match

“As one of the nation's largest building systems experts, Southland Industries provides innovative, practical results for your engineering, construction, service, and energy needs.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchMississauga, ON, CanadaHQ recorded Oct 9, 20265,001-10,0001,991 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
4Exact matchKanata, ON, CanadaHQ recorded Oct 9, 20261,001-5,0001,585 contacts →

Exact match

“We build for life.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchDaytona Beach, FL, United StatesHQ recorded Oct 9, 202610001+1,567 contacts →

Exact match

“TruTeam is the nation’s largest insulation installer and we also install fireplaces, gutters, garage doors and more.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchIssy-les-moulineaux, FranceHQ recorded Oct 9, 20261,001-5,0001,470 contacts →

Exact match

“Travaux de bardage et d'étanchéité”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchBielefeld, GermanyHQ recorded Oct 9, 20265,001-10,0001,445 contacts →

Exact match

“Schüco ist Europas Nummer 1 und weltweit tätig in der Realisierung von Gebäudehüllen.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchNorwalk, CT, United StatesHQ recorded Oct 9, 202610001+1,443 contacts →

Exact match

“A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchVittorio Veneto, ItalyHQ recorded Oct 9, 20261,001-5,0001,202 contacts →

Exact match

“We are Permasteelisa Group – the leading international façade specialist that has been shaping city skylines worldwide for generations.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchArnstorf, GermanyHQ recorded Oct 9, 20265,001-10,0001,171 contacts →

Exact match

“The Lindner Group is Europe's leading full-service provider - manufacturer and service provider - for interior fit-out, building envelope, building services and insulation…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchLenexa, KS, United StatesHQ recorded Oct 9, 2026501-1,0001,096 contacts →

Exact match

“Henderson Engineers is a national building systems design firm with a wide array of engineering services and a portfolio representing a full range of markets including business…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchKingscourt, IrelandHQ recorded Oct 9, 202610001+975 contacts →

Exact match

“At Kingspan, we're on a mission to transform the built environment through inspiration, innovation and insight.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchNew Delhi, IndiaHQ recorded Oct 9, 20261,001-5,000869 contacts →

Exact match

“Lloyd Insulation is one of India’s leading companies offering end to end industry solutions that help create a more sustainable and energy-efficient built environment.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchKansas City, MO, United StatesHQ recorded Oct 9, 20261,001-5,000722 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchStavanger, NorwayHQ recorded Oct 9, 20261,001-5,000669 contacts →

Exact match

“KAEFER is a part of the KAEFER Group, one of Europe’s largest construction companies.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchDaytona Beach, FL, United StatesHQ recorded Oct 9, 2026n/a652 contacts →

Exact match

“TopBuild is now QXO.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchStirling, United KingdomHQ recorded Oct 9, 2026501-1,000600 contacts →

Exact match

“The FES Group is one of the largest independent technical services companies in the UK over 60 years of experience providing building services solutions to a wide range of…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchDrummondville, QC, CanadaHQ recorded Oct 9, 20261,001-5,000597 contacts →

Exact match

“Depuis 1908, SOPREMA protège les espaces de vie et améliore le bien-être des individus grâce à des solutions durables et innovantes d’étanchéité, d’isolation, de végétalisation et…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchNorthbrook, IL, United StatesHQ recorded Oct 9, 20261,001-5,000592 contacts →

Exact match

“At F.E.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchLes Ponts De Cé, FranceHQ recorded Oct 9, 2026501-1,000558 contacts →

Exact match

“Notre groupe, premier fabricant-applicateur, est le spécialiste français de l'amélioration de l'habitat.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchCleveland, OH, United StatesHQ recorded Oct 9, 2026201-500522 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchScottsdale, AZ, United StatesHQ recorded Oct 9, 20265,001-10,000492 contacts →

Exact match

“Carlisle Companies Incorporated is a leading supplier of innovative building envelope products and solutions for more energy efficient buildings.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchMinneapolis, MN, United StatesHQ recorded Oct 9, 2026501-1,000491 contacts →

Exact match

“SitelogIQ provides design, engineering, and construction management services that help organizations nationwide modernize their facilities and infrastructure.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchCairo, EgyptHQ recorded Oct 9, 20261,001-5,000476 contacts →

Exact match

“Korra Energi is a proud Egyptian leader in energy efficiency and construction services, backed by over 25 years of expertise and a vision of "Growth and Prosperity"(إعمار الأرض).”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchKimberton, PA, United StatesHQ recorded Oct 9, 2026501-1,000467 contacts →

Exact match

“Henry, a Carlisle Company, is North America’s leader in Building Envelope Systems®, managing the flow of water, vapor, air, and energy from foundation to roof to ensure…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 8,596 building envelope improvement firms worldwide

See the full list, filter by size, metro and specialty, and access 38,182 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building envelope improvement firms worldwide at a glance

As of Oct 9, 2026
29.4%Verified-email coverage
15.1Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · London
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
3,679
11-50
3,178
51-200
1,175
201-500
281
501-1,000
83
1,001-5,000
62
5,001-10,000
14
10001+
28

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for building envelope improvement firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “building envelope improvement firms” 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. 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 38,182 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.

Building envelope improvement firms by location

33 lists · largest first

Every Building envelope improvement firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 improvement firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building envelope improvement firms are there worldwide?

RevenueBase identified 8,596 company matches for building envelope improvement firms worldwide 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?

Performance Contracting, Inc. PCI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most building envelope improvement firms?

The United States leads with 1,867 companies, followed by France (943) and the United Kingdom (873). Every building envelope improvement firms list by country and city is linked on this page.

Which city has the most building envelope improvement firms?

London leads with 77 company records, followed by Istanbul (47) and New York (47).

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 38,182 professional contacts with verified work emails tracked across these 8,596 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.