Company lists · Data refreshed September 2026
Top 19 Biological treatment system installers based in Germany
RevenueBase identified 62 company matches for biological treatment system installers associated with Germany as of September 2026 and tracks 465 professional contacts across them, including 103 with verified work emails. Bayreuth is the largest hub.
This list covers company matches for biological treatment system installers 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 19 largest biological treatment system installers based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 29 contacts → | ||||
Exact match “Anlagenbau für Wasser- und Abwassertechnik Labore / Institute / Krankenhäuser und Industrie EnviroDTS ist spezialisiert auf die komplette Abwasseraufbereitung und…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 27 contacts → | ||||
Exact match “ATB WATER - Small sewage treatment plants, wastewater treatment technology and sewage technology for every challenge in industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 20 contacts → | ||||
Exact match “ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 19 contacts → | ||||
Exact match “FlexBio Technologie GmbH is one of the leading and innovative companies in the field of wastewater and biogas technology.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 14 contacts → | ||||
Exact match “We are a company which combines long-time experience with innovative ideas and applies them in the area of environmental technology.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 13 contacts → | ||||
Exact match “KLARO is your specialist for small wastewater treatment plants up to 50 PE and bigger wastewater treatment symstems up to PE - Made in Germany Wherever a connection to the sewer…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 10 contacts → | ||||
Exact match “Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “Efficiency and quality are among the most important features of modern aeration systems for biological wastewater treatment plants to operate them in an economically, ecologically…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 8 contacts → | ||||
Exact match “Die Bremer pro aqua Wasser- und Abwasser GmbH arbeitet mit einem seit Jahren eingespielten Team aus hochqualifizierten und erfahrenen Ingenieuren, Technikern und Monteuren.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 7 contacts → | ||||
Exact match “Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 7 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “COALSI ist der führender Anbieter von Systemlösungen für Abluft- und Fremdwasserprobleme.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 6 contacts → | ||||
Exact match “utp umwelttechnik specializes in developing and implementing innovative water and wastewater treatment systems for municipal and industrial applications.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “Wir planen und bauen Anlagen für Wasseraufbereitung und Abwassertechnik in industriellen Anwendungen.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “Legal notice: For more than 20 years DELPHIN Water Systems GmbH & Co.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Hartmann Biofilter is a company based out of 30 Glasebachstraße, 33165 Lichtenau, North Rhine-Westphalia, Germany.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “AWUtec Wutscherk GbR is a mechanical or industrial engineering company based out of 18 Hauptstraße, Dettum, Germany.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “Die qualifizierten Monteure unseren Teams beraten Sie umfassend zu allen Fragen rund um Reinwasser- und Abwassertechnikanlagen.” 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 “biological treatment system installers”. 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 19 of 62 biological treatment system installers based in Germany
See the full list, filter by size, metro and specialty, and access 103 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Biological treatment system installers 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 62 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 “biological treatment system installers” 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 103 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 “biological treatment system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many biological treatment system installers are there based in Germany?
RevenueBase identified 62 company matches for biological treatment system installers 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?
Envirodts Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most biological treatment system installers?
Bayreuth leads with 3 company records, followed by Berlin (3) and Dresden (2).
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 103 professional contacts with verified work emails tracked across these 62 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 62 biological treatment system installers based in Germany. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 19 biological treatment system installers 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 62 matching company records for biological treatment system installers based in Germany, with 465 tracked contacts and 103 verified work emails.
This public preview shows 19 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 19 biological treatment system installers 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 |  Envirodts Gmbhenvirodts.deHQ: Friedberg (hessen), GermanyReported employees: 51-200 | Friedberg (hessen), Germany | 51-200 | Exact match | 29 contacts → |
“Anlagenbau für Wasser- und Abwassertechnik Labore / Institute / Krankenhäuser und Industrie EnviroDTS ist spezialisiert auf die komplette Abwasseraufbereitung und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  ATB Water Gmbhatbwater.comHQ: Porta Westfalica, GermanyReported employees: 51-200 | Porta Westfalica, Germany | 51-200 | Exact match | 27 contacts → |
“ATB WATER - Small sewage treatment plants, wastewater treatment technology and sewage technology for every challenge in industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Almawatechalmawatech.comHQ: Babenhausen, GermanyReported employees: 51-200 | Babenhausen, Germany | 51-200 | Exact match | 20 contacts → |
“ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Flexbio Technologie Gmbhflexbio.deHQ: Einbeck, GermanyReported employees: 11-50 | Einbeck, Germany | 11-50 | Exact match | 19 contacts → |
“FlexBio Technologie GmbH is one of the leading and innovative companies in the field of wastewater and biogas technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Jaeger Envirotech Gmbhjaeger-envirotech.com HQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 14 contacts → |
“We are a company which combines long-time experience with innovative ideas and applies them in the area of environmental technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | KLAROklaro.eu HQ: Bayreuth, GermanyReported employees: 11-50 | Bayreuth, Germany | 11-50 | Exact match | 13 contacts → |
“KLARO is your specialist for small wastewater treatment plants up to 50 PE and bigger wastewater treatment symstems up to PE - Made in Germany Wherever a connection to the sewer…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Bayreuth, GermanyReported employees: 51-200 | Bayreuth, Germany | 51-200 | Exact match | 10 contacts → |
“Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Adelsdorf, GermanyReported employees: 11-50 | Adelsdorf, Germany | 11-50 | Exact match | 9 contacts → |
“Efficiency and quality are among the most important features of modern aeration systems for biological wastewater treatment plants to operate them in an economically, ecologically…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bremer PRO Aqua Wasser- UND Abwassertechnik Gmbhbremerproaqua.deHQ: Bremen, GermanyReported employees: 11-50 | Bremen, Germany | 11-50 | Exact match | 8 contacts → |
“Die Bremer pro aqua Wasser- und Abwasser GmbH arbeitet mit einem seit Jahren eingespielten Team aus hochqualifizierten und erfahrenen Ingenieuren, Technikern und Monteuren.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Aqua Plus Wasser- UND Recyclingsysteme Gmbhaqua-plus.deHQ: Böbingen An Der Rems, GermanyReported employees: 11-50 | Böbingen An Der Rems, Germany | 11-50 | Exact match | 7 contacts → |
“Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Aquato Umwelttechnologien Gmbhaquato.de HQ: Herford, GermanyReported employees: 1-10 | Herford, Germany | 1-10 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Coalsicoalsi.com HQ: Aying, GermanyReported employees: 11-50 | Aying, Germany | 11-50 | Exact match | 6 contacts → |
“COALSI ist der führender Anbieter von Systemlösungen für Abluft- und Fremdwasserprobleme.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  UTP Umwelttechnik Pöhnl Gmbhutp-umwelttechnik-poehnl.deHQ: Seybothenreuth, GermanyReported employees: 11-50 | Seybothenreuth, Germany | 11-50 | Exact match | 6 contacts → |
“utp umwelttechnik specializes in developing and implementing innovative water and wastewater treatment systems for municipal and industrial applications.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Gross Wassertechnik Gmbhgross-wassertechnik.deHQ: Keltern, GermanyReported employees: 11-50 | Keltern, Germany | 11-50 | Exact match | 5 contacts → |
“Wir planen und bauen Anlagen für Wasseraufbereitung und Abwassertechnik in industriellen Anwendungen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Delphin Water Systems Gmbh & Co. KGdelphin-ws.de HQ: Buxtehude, GermanyReported employees: 11-50 | Buxtehude, Germany | 11-50 | Exact match | 3 contacts → |
“Legal notice: For more than 20 years DELPHIN Water Systems GmbH & Co.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Oswald Schulze Umwelttechnik Gmbhoswald-schulze.de HQ: Gladbeck, GermanyReported employees: 11-50 | Gladbeck, Germany | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Hartmann Biofilterhartmann-filter.de HQ: Lichtenau, GermanyReported employees: 1-10 | Lichtenau, Germany | 1-10 | Exact match | 1 contacts → |
“Hartmann Biofilter is a company based out of 30 Glasebachstraße, 33165 Lichtenau, North Rhine-Westphalia, Germany.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Awutec Wutscherk GBRawutec.com HQ: Dettum, GermanyReported employees: 1-10 | Dettum, Germany | 1-10 | Exact match | 1 contacts → |
“AWUtec Wutscherk GbR is a mechanical or industrial engineering company based out of 18 Hauptstraße, Dettum, Germany.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pumpen-Wolf Ostthüringen Gmbhpumpenwolf-ot.de HQ: Reichenbach, GermanyReported employees: Not recorded | Reichenbach, Germany | Not recorded | Exact match | 1 contacts → |
“Die qualifizierten Monteure unseren Teams beraten Sie umfassend zu allen Fragen rund um Reinwasser- und Abwassertechnikanlagen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 62 company matches
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Biological treatment system installers: 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
61 records in the displayed employee bands.
1 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 62 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 biological treatment system installers?
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 biological treatment system installers did RevenueBase find based in Germany?
The saved snapshot records 62 matching company records, 465 tracked contacts and 103 verified emails. The public preview displays 19 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
Biological treatment system installers by geography
- Biological treatment system installers based in Australia
- Biological treatment system installers based in Brazil
- Biological treatment system installers based in Canada
- Biological treatment system installers based in France
- Biological treatment system installers based in India
- Biological treatment system installers based in Italy
- Biological treatment system installers based in the Netherlands
- Biological treatment system installers based in Türkiye
- Biological treatment system installers based in the United Kingdom
- Biological treatment system installers based in the United States
Cite this list
RevenueBase Data Team. Top 19 biological treatment system installers based in Germany. Snapshot: September 19, 2026. https://revenuebase.ai/companies/biological-treatment-system-installers/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
- Biological treatment system installers based in Australia
- Biological treatment system installers based in Brazil
- Biological treatment system installers based in Canada
- Biological treatment system installers based in France
- Biological treatment system installers based in India
- Biological treatment system installers based in Italy
Company intelligence · public preview
Top 19 biological treatment system installers based in Germany
RevenueBase records 62 matching company records for biological treatment system installers based in Germany, with 465 tracked contacts and 103 verified work emails.
This public preview shows 19 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 19 biological treatment system installers 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 | Envirodts Gmbhenvirodts.de HQ: Friedberg (hessen), GermanyReported employees: 51-200 | Friedberg (hessen), Germany | 51-200 | Exact match | 29 contacts → |
“Anlagenbau für Wasser- und Abwassertechnik Labore / Institute / Krankenhäuser und Industrie EnviroDTS ist spezialisiert auf die komplette Abwasseraufbereitung und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | ATB Water Gmbhatbwater.com HQ: Porta Westfalica, GermanyReported employees: 51-200 | Porta Westfalica, Germany | 51-200 | Exact match | 27 contacts → |
“ATB WATER - Small sewage treatment plants, wastewater treatment technology and sewage technology for every challenge in industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Almawatechalmawatech.com HQ: Babenhausen, GermanyReported employees: 51-200 | Babenhausen, Germany | 51-200 | Exact match | 20 contacts → |
“ALMAWATECH – Anlagenbau & Prozesslösungen für industrielle Wassertechnik Die ALMAWATECH GmbH ist ein familiengeführtes Unternehmen mit langer Tradition in der industriellen…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Flexbio Technologie Gmbhflexbio.de HQ: Einbeck, GermanyReported employees: 11-50 | Einbeck, Germany | 11-50 | Exact match | 19 contacts → |
“FlexBio Technologie GmbH is one of the leading and innovative companies in the field of wastewater and biogas technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Jaeger Envirotech Gmbhjaeger-envirotech.com HQ: Hanover, GermanyReported employees: 11-50 | Hanover, Germany | 11-50 | Exact match | 14 contacts → |
“We are a company which combines long-time experience with innovative ideas and applies them in the area of environmental technology.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | KLAROklaro.eu HQ: Bayreuth, GermanyReported employees: 11-50 | Bayreuth, Germany | 11-50 | Exact match | 13 contacts → |
“KLARO is your specialist for small wastewater treatment plants up to 50 PE and bigger wastewater treatment symstems up to PE - Made in Germany Wherever a connection to the sewer…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Bayreuth, GermanyReported employees: 51-200 | Bayreuth, Germany | 51-200 | Exact match | 10 contacts → |
“Zuverlässige wegweisende Technik Seit 25 Jahren sind wir zuverlässiger Partner der Kommunen, Zweckverbände und Industrie wenn es um wirtschaftliche Lösungen in der Wasser- und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Adelsdorf, GermanyReported employees: 11-50 | Adelsdorf, Germany | 11-50 | Exact match | 9 contacts → |
“Efficiency and quality are among the most important features of modern aeration systems for biological wastewater treatment plants to operate them in an economically, ecologically…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bremer PRO Aqua Wasser- UND Abwassertechnik Gmbhbremerproaqua.de HQ: Bremen, GermanyReported employees: 11-50 | Bremen, Germany | 11-50 | Exact match | 8 contacts → |
“Die Bremer pro aqua Wasser- und Abwasser GmbH arbeitet mit einem seit Jahren eingespielten Team aus hochqualifizierten und erfahrenen Ingenieuren, Technikern und Monteuren.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Aqua Plus Wasser- UND Recyclingsysteme Gmbhaqua-plus.de HQ: Böbingen An Der Rems, GermanyReported employees: 11-50 | Böbingen An Der Rems, Germany | 11-50 | Exact match | 7 contacts → |
“Die aqua plus Wasser- und Recyclingsysteme GmbH mit Sitz in Böbingen an der Rems (Deutschland) ist ein dynamisches, innovatives Unternehmen im Bereich industriellen Wasser- und…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Aquato Umwelttechnologien Gmbhaquato.de HQ: Herford, GermanyReported employees: 1-10 | Herford, Germany | 1-10 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Coalsicoalsi.com HQ: Aying, GermanyReported employees: 11-50 | Aying, Germany | 11-50 | Exact match | 6 contacts → |
“COALSI ist der führender Anbieter von Systemlösungen für Abluft- und Fremdwasserprobleme.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | UTP Umwelttechnik Pöhnl Gmbhutp-umwelttechnik-poehnl.de HQ: Seybothenreuth, GermanyReported employees: 11-50 | Seybothenreuth, Germany | 11-50 | Exact match | 6 contacts → |
“utp umwelttechnik specializes in developing and implementing innovative water and wastewater treatment systems for municipal and industrial applications.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Gross Wassertechnik Gmbhgross-wassertechnik.de HQ: Keltern, GermanyReported employees: 11-50 | Keltern, Germany | 11-50 | Exact match | 5 contacts → |
“Wir planen und bauen Anlagen für Wasseraufbereitung und Abwassertechnik in industriellen Anwendungen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Delphin Water Systems Gmbh & Co. KGdelphin-ws.de HQ: Buxtehude, GermanyReported employees: 11-50 | Buxtehude, Germany | 11-50 | Exact match | 3 contacts → |
“Legal notice: For more than 20 years DELPHIN Water Systems GmbH & Co.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Oswald Schulze Umwelttechnik Gmbhoswald-schulze.de HQ: Gladbeck, GermanyReported employees: 11-50 | Gladbeck, Germany | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Hartmann Biofilterhartmann-filter.de HQ: Lichtenau, GermanyReported employees: 1-10 | Lichtenau, Germany | 1-10 | Exact match | 1 contacts → |
“Hartmann Biofilter is a company based out of 30 Glasebachstraße, 33165 Lichtenau, North Rhine-Westphalia, Germany.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Awutec Wutscherk GBRawutec.com HQ: Dettum, GermanyReported employees: 1-10 | Dettum, Germany | 1-10 | Exact match | 1 contacts → |
“AWUtec Wutscherk GbR is a mechanical or industrial engineering company based out of 18 Hauptstraße, Dettum, Germany.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pumpen-Wolf Ostthüringen Gmbhpumpenwolf-ot.de HQ: Reichenbach, GermanyReported employees: Not recorded | Reichenbach, Germany | Not recorded | Exact match | 1 contacts → |
“Die qualifizierten Monteure unseren Teams beraten Sie umfassend zu allen Fragen rund um Reinwasser- und Abwassertechnikanlagen.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 62 company matches
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Biological treatment system installers: 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
61 records in the displayed employee bands.
1 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 62 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 biological treatment system installers?
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 biological treatment system installers did RevenueBase find based in Germany?
The saved snapshot records 62 matching company records, 465 tracked contacts and 103 verified emails. The public preview displays 19 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 19 biological treatment system installers based in Germany. Snapshot: September 19, 2026. https://revenuebase.ai/companies/biological-treatment-system-installers/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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