Company lists · Data refreshed October 2026

Top 25 Cleanroom construction companies worldwide

RevenueBase identified 1,647 company matches for cleanroom construction companies worldwide as of October 2026 and tracks 23,300 professional contacts across them, including 7,126 with verified work emails. India is the largest market and Hyderabad the largest hub.

This list covers company matches for cleanroom construction companies 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 cleanroom construction companies 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
1,647Companies
23,300Contacts tracked
7,126Verified emails
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The 25 largest cleanroom construction companies worldwide

Ranked by team size
Top 25 of 1,647 company matches for cleanroom construction companies 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 matchAllschwil, SwitzerlandHQ recorded Oct 9, 20261,001-5,000980 contacts →

Exact match

“SKAN is a Swiss company and a global market and technological leader for isolators, cleanroom devices, and decontamination processes for the aseptic production of…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchNijmegen, NetherlandsHQ recorded Oct 9, 2026501-1,000619 contacts →

Exact match

“Kropman ontwerpt, bouwt en onderhoudt en beheert gebouwgebonden installaties.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchSwords, IrelandHQ recorded Oct 9, 2026201-500423 contacts →

Exact match

“We are an award winning international construction specialist that delivers complex high value workspaces and technical environments.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchRio Rancho, NM, United StatesHQ recorded Oct 9, 2026501-1,000383 contacts →

Exact match

“Brycon was founded on June 1, 1990, in New Mexico to fit a market need for specialized cleanroom construction.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchNew Delhi, IndiaHQ recorded Oct 9, 2026501-1,000320 contacts →

Exact match

“Designing and building clean indoor climates for critical manufacturing industries like Pharmaceutical, Food, Automotive, Electronics, and others, ACES has innovated its way to…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchBlue Bell, PA, United StatesHQ recorded Oct 9, 2026201-500282 contacts →

Exact match

“Since its inception, Genesis AEC – an award-winning architecture, engineering, and construction firm – has helped life sciences companies usher in the next generation of…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchHyderabad, IndiaHQ recorded Oct 9, 2026501-1,000278 contacts →

Exact match

“Largest Company in India for Clean Rooms on Turnkey Basis catering to requirements of Pharmaceuticals, Semionductor, Food & Beverage and Research Laboratories.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Oct 9, 2026201-500270 contacts →

Exact match

“Valtria is a project which began as a meeting point between engineers and managers with extensive experience in the design and installation of cleanrooms and controlled…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchBeveren, BelgiumHQ recorded Oct 9, 2026501-1,000205 contacts →

Exact match

“The manufacturing processes of our clients are subject to high standards and require our expertise in controlled and regulated environments.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchMontgomeryville, PA, United StatesHQ recorded Oct 9, 2026201-500204 contacts →

Exact match

“The leader in Modular Cleanroom Systems AES is the leader in design, construction, and manufacture of modular cleanroom systems and custom cleanroom equipment for life science and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Oct 9, 2026201-500200 contacts →

Exact match

“Klenzaids manufactures benchmark Aseptic, Bioclean and Containment equipment which are elemental to plants established by the pharmaceutical, biological, life science, healthcare…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchSamobor, CroatiaHQ recorded Oct 9, 2026501-1,000195 contacts →

Exact match

“Klimaoprema is an experienced and certified manufacturer of high-quality HVAC equipment and CLEANROOM technology as well as an engineering company providing turnkey projects in…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchBoussac, FranceHQ recorded Oct 9, 2026201-500195 contacts →

Exact match

“Manufacturer of innovative solutions since 1951 and leading French manufacturer of modular panels, DAGARD produces, distributes, and installs a wide range of modular cold rooms…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchSan Jose, CA, United StatesHQ recorded Oct 9, 20261,001-5,000194 contacts →

Exact match

“Brilliant General Maintenance, Inc excels in delivering top-tier janitorial services for commercial spaces, including cleanrooms, office buildings, manufacturing facilities, and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchBurlington, MA, United StatesHQ recorded Oct 9, 202651-200193 contacts →

Exact match

“Visit chrysalisgxp.com for GMP-ready cleanrooms and services.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchShah Alam, MalaysiaHQ recorded Oct 9, 2026201-500186 contacts →

Exact match

“Originally founded in Kelington Group Berhad [Registration No.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchSao Paulo, BrazilHQ recorded Oct 9, 2026201-500163 contacts →

Exact match

“Atuamos com todas as disciplinas que envolvem um Ambiente de Missão Crítica: construção civil, instalações eletromecânicas, sistemas de controle, segurança patrimonial e detecção…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchSant Fruitós De Bages, MexicoHQ recorded Oct 9, 202651-200161 contacts →

Exact match

“TURNKEY SOLUTIONS FOR CLEANROOM FACILITIES AND PROCESS LINES AIRPLAN is a modular cleanroom and process solutions integrator.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchBolton, United KingdomHQ recorded Oct 9, 202651-200135 contacts →

Exact match

“In the early 1960s, Howorth’s experience and skills were applied in response to the needs of the medical profession.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchOrmond Beach, FL, United StatesHQ recorded Oct 9, 202651-200135 contacts →

Exact match

“Germfree provides controlled aseptic environments as well as primary and secondary containment to serve the rigorous demands of our clients.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchHillsboro, OR, United StatesHQ recorded Oct 9, 2026501-1,000134 contacts →

Exact match

“At ATG, our pledge is to provide quality and value-added construction services to our partners by delivering successful projects and creating long-lasting relationships.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchRochdale, United KingdomHQ recorded Oct 9, 202651-200120 contacts →

Exact match

“BES provides specialist multi-disciplinary design, engineering, and construction solutions, exclusively serving the Pharmaceutical, Biotechnology, Life Sciences and Healthcare…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchEindhoven, NetherlandsHQ recorded Oct 9, 202651-200119 contacts →

Exact match

“Located at the heart of Brainport Eindhoven, Settels Savenije Group of Companies invents, designs, manufactures, assembles, and tests high-tech modules, parts, and tools in…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchFullerton, CA, United StatesHQ recorded Oct 9, 2026201-500113 contacts →

Exact match

“Terra Universal is the global leader of Critical Environment Solutions®.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchFreiburg, GermanyHQ recorded Oct 9, 202651-200107 contacts →

Exact match

“CRC Clean Room Consulting GmbH - Gesellschaft für Reinraumtechnik CRC – Your premium ENGINEERING partner EPCM for Wafer-Fabs and High-Tech Facilities Du hast Freude am HI-TEC…”

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

Showing 25 of 1,647 cleanroom construction companies worldwide

See the full list, filter by size, metro and specialty, and access 7,126 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cleanroom construction companies worldwide at a glance

As of Oct 9, 2026
30.6%Verified-email coverage
14.1Average contacts per company
11-50Median size (employees)
1.8%Largest-city concentration · Hyderabad
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
503
11-50
631
51-200
339
201-500
110
501-1,000
31
1,001-5,000
19
5,001-10,000
2
10001+
4

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 cleanroom construction companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “cleanroom construction companies” 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 7,126 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.

Cleanroom construction companies by location

10 lists · largest first

Every Cleanroom construction companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “cleanroom construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cleanroom construction companies are there worldwide?

RevenueBase identified 1,647 company matches for cleanroom construction companies 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?

SKAN tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most cleanroom construction companies?

India leads with 258 companies, followed by the United States (250) and the United Kingdom (93). Every cleanroom construction companies list by country and city is linked on this page.

Which city has the most cleanroom construction companies?

Hyderabad leads with 29 company records, followed by Mumbai (19) and Singapore (16).

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 7,126 professional contacts with verified work emails tracked across these 1,647 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.