Company lists · Data refreshed September 2026
Top 25 Cleanroom service providers based in Germany
RevenueBase identified 173 company matches for cleanroom service providers associated with Germany as of September 2026 and tracks 1,667 professional contacts across them, including 749 with verified work emails. Berlin is the largest hub.
This list covers company matches for cleanroom service providers associated with Germany, 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 September 19, 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.
The 25 largest cleanroom service providers based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 131 contacts → | ||||
Exact match “AAF International, the world's largest manufacturer of air filtration solutions, operates production, warehouse and distribution facilities in 22 countries on four continents.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 103 contacts → | ||||
Exact match “Franz Ziel GmbH stands for innovation, reliability and development in cleanroom technology.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 102 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 89 contacts → | ||||
Exact match “Unsere Leidenschaft ist es, mit innovativer Filtertechnik und nachhaltigen Absauglösungen für reine Luft in der Industrie zu sorgen.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 74 contacts → | ||||
Exact match “Dastex Group is an international supplier of cleanroom apparel, cleaning materials, and consumables for contamination-controlled environments.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 69 contacts → | ||||
Exact match “Weiss Klimatechnik offers reliable climate solutions wherever people and machinery are challenged: in industrial production processes, hospitals, mobile operating tents or in the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 55 contacts → | ||||
Exact match “Since the company was founded in 1952 by Norbert Daldrop and Erwin Huber, we have been driven by a thirst for discovery.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 44 contacts → | ||||
Exact match “Als etabliertes Unternehmen im Bereich Luft- und Klimatechnik bietet etna Lösungen von einfachen Luft- und Klimatechnik-Anlagen für Dienstleistungs- und Industriebetriebe bis hin…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 44 contacts → | ||||
Exact match “Since 1988, MK Versuchsanlagen GmbH & Co.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 41 contacts → | ||||
Exact match “Engineered cleaning solutions for controlled environments.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 41 contacts → | ||||
Exact match “Hengst Filtration one of the leading technological leaders in air filtration.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 40 contacts → | ||||
Exact match “CleanControlling stands for comprehensive services in the fields of technical, medical and environmental cleanliness for surfaces, materials and media.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 28 contacts → | ||||
Exact match “Als namhaftes und international ausgerichtetes mittelständisches Unternehmen mit Hauptsitz in Renningen bei Stuttgart planen und realisieren wir moderne und leistungsfähige…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 27 contacts → | ||||
Exact match “pure11 is a fast-growing supplier of cleanroom consumables in Europe.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 24 contacts → | ||||
Exact match “We at Schilling Engineering GmbH support our customers in creating a process-safe cleanroom according to individual requirements - from the solution concept for particle-free…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 24 contacts → | ||||
Exact match “In der 1991 gegründeten mkf GmbH sind aus dem Sondermaschinenbau die Geschäftsfelder Automationslösungen, Produktionsservice sowie technische Sauberkeit und Reinraum entstanden.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 21 contacts → | ||||
Exact match “Viessmann Technologies, shortly Vitec, is a world class innovative high tech services provider for cleanroom, controlled area and climate solutions – from consultation, design and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 20 contacts → | ||||
Exact match “HET Filter GmbH was established in Altenstadt in 1989.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 19 contacts → | ||||
Exact match “INSTRUCLEAN is Germany's largest, independent service provider for the decontamination of medical devices.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “30 Years of Global Leadership in Developing, Manufacturing and Installing a highly selective array of Environmental Controls and Material Handling Systems.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “Highest performance in cleaning for Semiconductor Industries” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 15 contacts → | ||||
Exact match “Mit über 40 Jahren Expertise sind wir ein erfahrener Partner in der Gebäude, Lüftungs, Klima- und Reinraumtechnik.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 15 contacts → | ||||
Exact match “Sauberkeit ist nicht immer nur eine Frage des guten Geschmacks.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 12 contacts → | ||||
Exact match “Ob in Pharmaindustrie, Biotechnologie oder Medizintechnik, ob in Lebensmittelindustrie, Halbleiterfertigung, Mikroelektronik oder im Krankenhaus - Reinräume findet man überall.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 12 contacts → | ||||
Exact match “Vielen Unternehmen ist nicht bewusst, dass durch Verschmutzungen in der Luft, Ihre komplette Elektronik beeinflusst werden kann.” Recorded in the RevenueBase company graph · Sep 19, 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 “cleanroom service providers”. 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 173 cleanroom service providers based in Germany
See the full list, filter by size, metro and specialty, and access 749 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cleanroom service providers based in Germany at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 173 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 Germany whose business descriptions match “cleanroom service providers” 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 749 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 September 19, 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 “cleanroom service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cleanroom service providers are there based in Germany?
RevenueBase identified 173 company matches for cleanroom service providers associated with Germany as of September 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?
AAF International American AIR Filter Europe & Dinair tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most cleanroom service providers?
Berlin leads with 7 company records, followed by Munich (4) and Neckartailfingen (4).
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 749 professional contacts with verified work emails tracked across these 173 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 September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 173 cleanroom service providers based in Germany. Start with a free account, no credit card.
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Cleanroom service providers by geography
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Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cleanroom service providers based in Australia
- Cleanroom service providers based in Belgium
- Cleanroom service providers based in Brazil
- Cleanroom service providers based in Canada
- Cleanroom service providers based in France
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Company intelligence · public preview
Top 25 cleanroom service providers based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 173 matching company records for cleanroom service providers based in Germany, with 1,667 tracked contacts and 749 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cleanroom service providers based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Heppenheim, GermanyReported employees: 501-1,000 | Heppenheim, Germany | 501-1,000 | Exact match | 131 contacts → |
“AAF International, the world's largest manufacturer of air filtration solutions, operates production, warehouse and distribution facilities in 22 countries on four continents.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Franz Ziel Gmbhziel-gmbh.comHQ: Billerbeck, GermanyReported employees: 201-500 | Billerbeck, Germany | 201-500 | Exact match | 103 contacts → |
“Franz Ziel GmbH stands for innovation, reliability and development in cleanroom technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  CRC Hi-Tec Engineeringcrc.deHQ: Freiburg, GermanyReported employees: 51-200 | Freiburg, Germany | 51-200 | Exact match | 102 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Keller Lufttechnik Gmbhkeller-lufttechnik.deHQ: Kirchheim Unter Teck, GermanyReported employees: 201-500 | Kirchheim Unter Teck, Germany | 201-500 | Exact match | 89 contacts → |
“Unsere Leidenschaft ist es, mit innovativer Filtertechnik und nachhaltigen Absauglösungen für reine Luft in der Industrie zu sorgen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Dastex Group Gmbhdastex-group.comHQ: Muggensturm, GermanyReported employees: 201-500 | Muggensturm, Germany | 201-500 | Exact match | 74 contacts → |
“Dastex Group is an international supplier of cleanroom apparel, cleaning materials, and consumables for contamination-controlled environments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Weiss Klimatechnik Gmbhweiss-technik.comHQ: Reiskirchen, GermanyReported employees: 51-200 | Reiskirchen, Germany | 51-200 | Exact match | 69 contacts → |
“Weiss Klimatechnik offers reliable climate solutions wherever people and machinery are challenged: in industrial production processes, hospitals, mobile operating tents or in the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Daldrop Dr.Ing.Huberdaldrop.comHQ: Neckartailfingen, GermanyReported employees: 201-500 | Neckartailfingen, Germany | 201-500 | Exact match | 55 contacts → |
“Since the company was founded in 1952 by Norbert Daldrop and Erwin Huber, we have been driven by a thirst for discovery.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Etna Gmbhetna.deHQ: Frankfurt, GermanyReported employees: 201-500 | Frankfurt, Germany | 201-500 | Exact match | 44 contacts → |
“Als etabliertes Unternehmen im Bereich Luft- und Klimatechnik bietet etna Lösungen von einfachen Luft- und Klimatechnik-Anlagen für Dienstleistungs- und Industriebetriebe bis hin…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  MK Metalfreemk-versuchsanlagen.deHQ: Mücke, GermanyReported employees: 201-500 | Mücke, Germany | 201-500 | Exact match | 44 contacts → |
“Since 1988, MK Versuchsanlagen GmbH & Co.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Hydroflex Group Gmbhhydroflex-group.com HQ: Buseck, GermanyReported employees: 51-200 | Buseck, Germany | 51-200 | Exact match | 41 contacts → |
“Engineered cleaning solutions for controlled environments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Hengst Filtration Indoor AIR Filtrationhengst.comHQ: Herne, GermanyReported employees: 1,001-5,000 | Herne, Germany | 1,001-5,000 | Exact match | 41 contacts → |
“Hengst Filtration one of the leading technological leaders in air filtration.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cleancontrollingcleancontrolling.de HQ: Emmingen-liptingen, GermanyReported employees: 51-200 | Emmingen-liptingen, Germany | 51-200 | Exact match | 40 contacts → |
“CleanControlling stands for comprehensive services in the fields of technical, medical and environmental cleanliness for surfaces, materials and media.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Clean-Tek Reinraumtechnik Gmbhclean-tek.deHQ: Renningen, GermanyReported employees: 51-200 | Renningen, Germany | 51-200 | Exact match | 28 contacts → |
“Als namhaftes und international ausgerichtetes mittelständisches Unternehmen mit Hauptsitz in Renningen bei Stuttgart planen und realisieren wir moderne und leistungsfähige…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Pure11 Gmbhpure11.deHQ: Geiselgasteig, GermanyReported employees: 11-50 | Geiselgasteig, Germany | 11-50 | Exact match | 27 contacts → |
“pure11 is a fast-growing supplier of cleanroom consumables in Europe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Schilling Engineering Gmbhschillingengineering.deHQ: Wutöschingen, GermanyReported employees: 51-200 | Wutöschingen, Germany | 51-200 | Exact match | 24 contacts → |
“We at Schilling Engineering GmbH support our customers in creating a process-safe cleanroom according to individual requirements - from the solution concept for particle-free…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | MKF Gmbhmkf-automation.de HQ: Lederhose, GermanyReported employees: 51-200 | Lederhose, Germany | 51-200 | Exact match | 24 contacts → |
“In der 1991 gegründeten mkf GmbH sind aus dem Sondermaschinenbau die Geschäftsfelder Automationslösungen, Produktionsservice sowie technische Sauberkeit und Reinraum entstanden.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Viessmann Technologies - Vitecviessmann-vitec.comHQ: Hof, GermanyReported employees: 1,001-5,000 | Hof, Germany | 1,001-5,000 | Exact match | 21 contacts → |
“Viessmann Technologies, shortly Vitec, is a world class innovative high tech services provider for cleanroom, controlled area and climate solutions – from consultation, design and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  HET Filter Gmbhhet-filter.deHQ: Altenstadt, GermanyReported employees: 11-50 | Altenstadt, Germany | 11-50 | Exact match | 20 contacts → |
“HET Filter GmbH was established in Altenstadt in 1989.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Instruclean Gmbhinstruclean.deHQ: Essen, GermanyReported employees: 201-500 | Essen, Germany | 201-500 | Exact match | 19 contacts → |
“INSTRUCLEAN is Germany's largest, independent service provider for the decontamination of medical devices.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Integrated Dynamics Engineering Gmbhideworld.com HQ: Raunheim, GermanyReported employees: 51-200 | Raunheim, Germany | 51-200 | Exact match | 16 contacts → |
“30 Years of Global Leadership in Developing, Manufacturing and Installing a highly selective array of Environmental Controls and Material Handling Systems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Gsec Gmbhgsec-gmbh.deHQ: Radolfzell, GermanyReported employees: 11-50 | Radolfzell, Germany | 11-50 | Exact match | 16 contacts → |
“Highest performance in cleaning for Semiconductor Industries” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kretz Wahlkretz-wahl.de HQ: Fernwald-steinbach, GermanyReported employees: 51-200 | Fernwald-steinbach, Germany | 51-200 | Exact match | 15 contacts → |
“Mit über 40 Jahren Expertise sind wir ein erfahrener Partner in der Gebäude, Lüftungs, Klima- und Reinraumtechnik.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Petek Reinraumtechnik Gmbhpetek-cleanroom.comHQ: Radolfzell, GermanyReported employees: 11-50 | Radolfzell, Germany | 11-50 | Exact match | 15 contacts → |
“Sauberkeit ist nicht immer nur eine Frage des guten Geschmacks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  CAT Clean AIR Technology Gmbh CAT Groupcatgmbh.deHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 12 contacts → |
“Ob in Pharmaindustrie, Biotechnologie oder Medizintechnik, ob in Lebensmittelindustrie, Halbleiterfertigung, Mikroelektronik oder im Krankenhaus - Reinräume findet man überall.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Dolge Systemtechnik Gmbhdolge-systemtechnik.deHQ: Eschwege, GermanyReported employees: 11-50 | Eschwege, Germany | 11-50 | Exact match | 12 contacts → |
“Vielen Unternehmen ist nicht bewusst, dass durch Verschmutzungen in der Luft, Ihre komplette Elektronik beeinflusst werden kann.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 173 company matches
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Cleanroom service providers: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
167 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 173 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for cleanroom service providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cleanroom service providers did RevenueBase find based in Germany?
The saved snapshot records 173 matching company records, 1,667 tracked contacts and 749 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cleanroom service providers by geography
- Cleanroom service providers based in Australia
- Cleanroom service providers based in Belgium
- Cleanroom service providers based in Brazil
- Cleanroom service providers based in Canada
- Cleanroom service providers based in France
- Cleanroom service providers based in India
- Cleanroom service providers based in Ireland
- Cleanroom service providers based in Israel
- Cleanroom service providers based in Italy
- Cleanroom service providers based in Malaysia
- Cleanroom service providers based in Mexico
- Cleanroom service providers based in the Netherlands
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 cleanroom service providers based in Germany. Snapshot: September 19, 2026. https://revenuebase.ai/companies/cleanroom-service-providers/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cleanroom service providers based in Australia
- Cleanroom service providers based in Belgium
- Cleanroom service providers based in Brazil
- Cleanroom service providers based in Canada
- Cleanroom service providers based in France
- Cleanroom service providers based in India
Company intelligence · public preview
Top 25 cleanroom service providers based in Germany
RevenueBase records 173 matching company records for cleanroom service providers based in Germany, with 1,667 tracked contacts and 749 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cleanroom service providers based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Heppenheim, GermanyReported employees: 501-1,000 | Heppenheim, Germany | 501-1,000 | Exact match | 131 contacts → |
“AAF International, the world's largest manufacturer of air filtration solutions, operates production, warehouse and distribution facilities in 22 countries on four continents.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Franz Ziel Gmbhziel-gmbh.com HQ: Billerbeck, GermanyReported employees: 201-500 | Billerbeck, Germany | 201-500 | Exact match | 103 contacts → |
“Franz Ziel GmbH stands for innovation, reliability and development in cleanroom technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | CRC Hi-Tec Engineeringcrc.de HQ: Freiburg, GermanyReported employees: 51-200 | Freiburg, Germany | 51-200 | Exact match | 102 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Keller Lufttechnik Gmbhkeller-lufttechnik.de HQ: Kirchheim Unter Teck, GermanyReported employees: 201-500 | Kirchheim Unter Teck, Germany | 201-500 | Exact match | 89 contacts → |
“Unsere Leidenschaft ist es, mit innovativer Filtertechnik und nachhaltigen Absauglösungen für reine Luft in der Industrie zu sorgen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Dastex Group Gmbhdastex-group.com HQ: Muggensturm, GermanyReported employees: 201-500 | Muggensturm, Germany | 201-500 | Exact match | 74 contacts → |
“Dastex Group is an international supplier of cleanroom apparel, cleaning materials, and consumables for contamination-controlled environments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Weiss Klimatechnik Gmbhweiss-technik.com HQ: Reiskirchen, GermanyReported employees: 51-200 | Reiskirchen, Germany | 51-200 | Exact match | 69 contacts → |
“Weiss Klimatechnik offers reliable climate solutions wherever people and machinery are challenged: in industrial production processes, hospitals, mobile operating tents or in the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Daldrop Dr.Ing.Huberdaldrop.com HQ: Neckartailfingen, GermanyReported employees: 201-500 | Neckartailfingen, Germany | 201-500 | Exact match | 55 contacts → |
“Since the company was founded in 1952 by Norbert Daldrop and Erwin Huber, we have been driven by a thirst for discovery.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Etna Gmbhetna.de HQ: Frankfurt, GermanyReported employees: 201-500 | Frankfurt, Germany | 201-500 | Exact match | 44 contacts → |
“Als etabliertes Unternehmen im Bereich Luft- und Klimatechnik bietet etna Lösungen von einfachen Luft- und Klimatechnik-Anlagen für Dienstleistungs- und Industriebetriebe bis hin…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | MK Metalfreemk-versuchsanlagen.de HQ: Mücke, GermanyReported employees: 201-500 | Mücke, Germany | 201-500 | Exact match | 44 contacts → |
“Since 1988, MK Versuchsanlagen GmbH & Co.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Hydroflex Group Gmbhhydroflex-group.com HQ: Buseck, GermanyReported employees: 51-200 | Buseck, Germany | 51-200 | Exact match | 41 contacts → |
“Engineered cleaning solutions for controlled environments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hengst Filtration Indoor AIR Filtrationhengst.com HQ: Herne, GermanyReported employees: 1,001-5,000 | Herne, Germany | 1,001-5,000 | Exact match | 41 contacts → |
“Hengst Filtration one of the leading technological leaders in air filtration.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cleancontrollingcleancontrolling.de HQ: Emmingen-liptingen, GermanyReported employees: 51-200 | Emmingen-liptingen, Germany | 51-200 | Exact match | 40 contacts → |
“CleanControlling stands for comprehensive services in the fields of technical, medical and environmental cleanliness for surfaces, materials and media.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Clean-Tek Reinraumtechnik Gmbhclean-tek.de HQ: Renningen, GermanyReported employees: 51-200 | Renningen, Germany | 51-200 | Exact match | 28 contacts → |
“Als namhaftes und international ausgerichtetes mittelständisches Unternehmen mit Hauptsitz in Renningen bei Stuttgart planen und realisieren wir moderne und leistungsfähige…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pure11 Gmbhpure11.de HQ: Geiselgasteig, GermanyReported employees: 11-50 | Geiselgasteig, Germany | 11-50 | Exact match | 27 contacts → |
“pure11 is a fast-growing supplier of cleanroom consumables in Europe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Schilling Engineering Gmbhschillingengineering.de HQ: Wutöschingen, GermanyReported employees: 51-200 | Wutöschingen, Germany | 51-200 | Exact match | 24 contacts → |
“We at Schilling Engineering GmbH support our customers in creating a process-safe cleanroom according to individual requirements - from the solution concept for particle-free…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | MKF Gmbhmkf-automation.de HQ: Lederhose, GermanyReported employees: 51-200 | Lederhose, Germany | 51-200 | Exact match | 24 contacts → |
“In der 1991 gegründeten mkf GmbH sind aus dem Sondermaschinenbau die Geschäftsfelder Automationslösungen, Produktionsservice sowie technische Sauberkeit und Reinraum entstanden.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Viessmann Technologies - Vitecviessmann-vitec.com HQ: Hof, GermanyReported employees: 1,001-5,000 | Hof, Germany | 1,001-5,000 | Exact match | 21 contacts → |
“Viessmann Technologies, shortly Vitec, is a world class innovative high tech services provider for cleanroom, controlled area and climate solutions – from consultation, design and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HET Filter Gmbhhet-filter.de HQ: Altenstadt, GermanyReported employees: 11-50 | Altenstadt, Germany | 11-50 | Exact match | 20 contacts → |
“HET Filter GmbH was established in Altenstadt in 1989.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Instruclean Gmbhinstruclean.de HQ: Essen, GermanyReported employees: 201-500 | Essen, Germany | 201-500 | Exact match | 19 contacts → |
“INSTRUCLEAN is Germany's largest, independent service provider for the decontamination of medical devices.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Integrated Dynamics Engineering Gmbhideworld.com HQ: Raunheim, GermanyReported employees: 51-200 | Raunheim, Germany | 51-200 | Exact match | 16 contacts → |
“30 Years of Global Leadership in Developing, Manufacturing and Installing a highly selective array of Environmental Controls and Material Handling Systems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gsec Gmbhgsec-gmbh.de HQ: Radolfzell, GermanyReported employees: 11-50 | Radolfzell, Germany | 11-50 | Exact match | 16 contacts → |
“Highest performance in cleaning for Semiconductor Industries” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kretz Wahlkretz-wahl.de HQ: Fernwald-steinbach, GermanyReported employees: 51-200 | Fernwald-steinbach, Germany | 51-200 | Exact match | 15 contacts → |
“Mit über 40 Jahren Expertise sind wir ein erfahrener Partner in der Gebäude, Lüftungs, Klima- und Reinraumtechnik.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Petek Reinraumtechnik Gmbhpetek-cleanroom.com HQ: Radolfzell, GermanyReported employees: 11-50 | Radolfzell, Germany | 11-50 | Exact match | 15 contacts → |
“Sauberkeit ist nicht immer nur eine Frage des guten Geschmacks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | CAT Clean AIR Technology Gmbh CAT Groupcatgmbh.de HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 12 contacts → |
“Ob in Pharmaindustrie, Biotechnologie oder Medizintechnik, ob in Lebensmittelindustrie, Halbleiterfertigung, Mikroelektronik oder im Krankenhaus - Reinräume findet man überall.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Dolge Systemtechnik Gmbhdolge-systemtechnik.de HQ: Eschwege, GermanyReported employees: 11-50 | Eschwege, Germany | 11-50 | Exact match | 12 contacts → |
“Vielen Unternehmen ist nicht bewusst, dass durch Verschmutzungen in der Luft, Ihre komplette Elektronik beeinflusst werden kann.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 173 company matches
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Cleanroom service providers: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
167 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 173 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for cleanroom service providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cleanroom service providers did RevenueBase find based in Germany?
The saved snapshot records 173 matching company records, 1,667 tracked contacts and 749 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 cleanroom service providers based in Germany. Snapshot: September 19, 2026. https://revenuebase.ai/companies/cleanroom-service-providers/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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