Company lists · Data refreshed September 2026

Top 25 Waste treatment facilities based in Germany

RevenueBase identified 120 waste treatment facilities headquartered in Germany as of September 2026 and tracks 1,140 professional contacts across them, including 257 with verified work emails. Munchen is the largest hub.

This list covers waste treatment facilities headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review
120Companies
1,140Contacts tracked
257Verified emails
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The 25 largest waste treatment facilities based in Germany

Ranked by team size
Top 25 of 120 waste treatment facilities based in Germany, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to waste treatment facilities: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBrake, GermanyHQ checked Sep 22, 2026501-1,000154 contacts →

Indirect evidence

“An der Quelle zum Erfolg: Der OOWV als Arbeitgeber.”

Source: RevenueBase Database · checked Sep 22, 2026
2Partial evidenceGroß-gerau, GermanyHQ checked Sep 22, 202651-20049 contacts →

Partial evidence

“GI AQUA TECH provides innovative wastewater treatment solutions, committed to a sustainable future for people and planet.”

Source: RevenueBase Database · checked Sep 22, 2026
3Strong evidenceKettenbach, GermanyHQ checked Sep 22, 2026201-50039 contacts →

Strong evidence

“Water Treatment’s product portfolio covers a range of water and waste water treatment processes with a focus on headworks, mechanical treatment and biological solutions deployed…”

Source: RevenueBase Database · checked Sep 22, 2026
4Indirect evidenceHetlingen, GermanyHQ checked Sep 22, 2026201-50033 contacts →

Indirect evidence

“Moin!”

Source: RevenueBase Database · checked Sep 22, 2026
5Partial evidencePorta Westfalica, GermanyHQ checked Sep 22, 202651-20027 contacts →

Partial evidence

“ATB WATER - Small sewage treatment plants, wastewater treatment technology and sewage technology for every challenge in industry.”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceCuxhaven, GermanyHQ checked Sep 22, 202611-5016 contacts →

Indirect evidence

“Die EWE WASSER GmbH mit Hauptsitz in Cuxhaven gehört über eine Mehrheitsbeteiligung der EWE-Tochter swb zum EWE-Konzern.”

Source: RevenueBase Database · checked Sep 22, 2026
7Strong evidencePfaffenhofen/illm, GermanyHQ checked Sep 22, 202651-20016 contacts →

Strong evidence

“Leading Specialist for the Wet Mechanical Pre-Treatment BTA International GmbH is the leading specialist for the wet mechanical pre-treatment of different kinds of waste and the…”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceEnnigerloh, GermanyHQ checked Sep 22, 2026201-50015 contacts →

Indirect evidence

“Mit über 250 Kolleg*innen sorgen wir im ECOWEST VERBUND tagtäglich für nachhaltige, umweltkonforme und verlässliche Abfallverwertung und -beseitigung in der Region.”

Source: RevenueBase Database · checked Sep 22, 2026
9Indirect evidenceMünchen, GermanyHQ checked Sep 22, 202611-5014 contacts →

Indirect evidence

“cobos Fluid Service ist ein industrieller Dienstleister, der auf Basis von Betreibermodellen industrielle Abwässer, Emulsionen und Spülwässer direkt auf dem Kundengelände…”

Source: RevenueBase Database · checked Sep 22, 2026
10Partial evidenceBayreuth, GermanyHQ checked Sep 22, 202611-5013 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceSonsbeck, GermanyHQ checked Sep 22, 202651-20011 contacts →

Indirect evidence

“Wir, die KSR-Gruppe, entsorgen Abfälle und Reststoffe nicht nur fachgerecht, sondern haben es uns zur Aufgabe gemacht, sie soweit wie möglich wieder zu verwerten.”

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceRain, GermanyHQ checked Sep 22, 202611-509 contacts →

Indirect evidence

“up2e!”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceHildesheim, GermanyHQ checked Sep 22, 202651-2009 contacts →

Indirect evidence

“Wir sind die Stadtentwässerung Hildesheim AöR.”

Source: RevenueBase Database · checked Sep 22, 2026
14Indirect evidenceDresden, GermanyHQ checked Sep 22, 202651-2008 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
15Indirect evidenceHamburg, GermanyHQ checked Sep 22, 202611-508 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
16Indirect evidenceKiel, GermanyHQ checked Sep 22, 20261-108 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
17Partial evidenceSeybothenreuth, GermanyHQ checked Sep 22, 202611-506 contacts →

Partial evidence

“utp umwelttechnik specializes in developing and implementing innovative water and wastewater treatment systems for municipal and industrial applications.”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceBremerhaven, GermanyHQ checked Sep 22, 20261-105 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
19Indirect evidenceOsterholz-scharmbeck, GermanyHQ checked Sep 22, 202651-2005 contacts →

Indirect evidence

“In unseren zertifizierten Abfallbehandlungsanlagen werden die angelieferten Abfälle umweltschonend behandelt.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceKaiserslautern, GermanyHQ checked Sep 22, 202651-2004 contacts →

Indirect evidence

“Wer uns im Kapiteltal besucht, ist in der Regel überrascht.”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceWesseling, GermanyHQ checked Sep 22, 202611-504 contacts →

Indirect evidence

“Die Sonderabfallverbrennungsanlage der TRV in Wesseling wird mit Fokus auf Anlagensicherheit und den Schutz von Bevölkerung und Umwelt betrieben.”

Source: RevenueBase Database · checked Sep 22, 2026
22Indirect evidenceSaarbrücken, GermanyHQ checked Sep 22, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
23Indirect evidenceBaden-baden, GermanyHQ checked Sep 22, 202611-503 contacts →

Indirect evidence

“Kompostieranlagen zur biologischen Abfallbehandlung.”

Source: RevenueBase Database · checked Sep 22, 2026
24Indirect evidenceNiederkrüchten, GermanyHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidenceIserlohn, GermanyHQ checked Sep 22, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 120 waste treatment facilities based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 257 reachable decision-makers.

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Waste treatment facilities based in Germany at a glance

As of Sep 22, 2026
22.5%Verified-email coverage
9.5Average contacts per company
11-50Median size (employees)
3.3%Largest-city concentration · Munchen
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
35
51-200
21
201-500
7
501-1,000
2
1,001-5,000
3

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 120 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among waste treatment facilities, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Germany whose own description of what they do matches “waste treatment facilities”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names waste treatment facilities), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among waste treatment facilities, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 257 across the full list. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names waste treatment facilities, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many waste treatment facilities are there based in Germany?

RevenueBase identified 120 waste treatment facilities headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Oldenburgisch-Ostfriesischer Wasserverband Oowv, headquartered in Brake, tops this list with the largest team on record.

Which city has the most waste treatment facilities?

Munchen leads with 4 headquartered companies, followed by Dresden (3) and Berlin (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 257 verified decision-maker contacts tracked across these 120 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 Smart Search, 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.