Company lists · Data refreshed November 2026

Top 25 Water reclamation facility developers based in Germany

Name: Water reclamation facility developers based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 126 companies tracked

RevenueBase identified 126 company matches for water reclamation facility developers associated with Germany as of November 2026 and tracks 3,294 professional contacts across them, including 1,272 with verified work emails. Berlin is the largest hub.

This list covers company matches for water reclamation facility developers 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 November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

126Companies

3,294Contacts tracked

1,272Verified emails

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The 25 largest water reclamation facility developers based in Germany

Ranked by team size

Top 25 of 126 company matches for water reclamation facility developers based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ACO Group	Exact match	Büdelsdorf, GermanyHQ recorded Nov 6, 2026	5,001-10,000	751 contacts →
	Exact match “ACO is a Water-Tech company that protects water.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	WTE Wassertechnik Gmbh	Exact match	E, GermanyHQ recorded Nov 6, 2026	501-1,000	267 contacts →
	Exact match “Optimierung.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Oldenburgisch-Ostfriesischer Wasserverband Oowv	Exact match	Brake, GermanyHQ recorded Nov 6, 2026	501-1,000	172 contacts →
	Exact match “An der Quelle zum Erfolg: Der OOWV als Arbeitgeber.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Stadtentwässerungsbetriebe Köln, AÖR	Exact match	Cologne, GermanyHQ recorded Nov 6, 2026	501-1,000	156 contacts →
	Exact match “Stadtentwässerungsbetriebe Köln, AöR is a government administration company based out of Ostmerheimer Str.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Passavant Energy & Environment	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	51-200	147 contacts →
	Exact match “Passavant has always been a name synonymous with excellence of execution through innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	PWT Wasser- UND Abwassertechnik Gmbh	Exact match	Zwingenberg, GermanyHQ recorded Nov 6, 2026	51-200	113 contacts →
	Exact match “We from PWT Wasser- und Abwassertechnik GmbH with headquarter in Zwingenberg Germany (Close to Frankfurt am Main, Mannheim and Darmstadt) are speacialized as turnkey supplier…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Zahnen Technik Gmbh	Exact match	Arzfeld, GermanyHQ recorded Nov 6, 2026	201-500	72 contacts →
	Exact match “WEIL JEDER MENSCH DAS RECHT AUF SAUBERES WASSER HAT!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	GI Aqua Tech	Exact match	Groß-gerau, GermanyHQ recorded Nov 6, 2026	51-200	59 contacts →
	Exact match “GI AQUA TECH provides innovative wastewater treatment solutions, committed to a sustainable future for people and planet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Inwatec Gmbh & Co. KG	Exact match	Bergheim, GermanyHQ recorded Nov 6, 2026	51-200	43 contacts →
	Exact match “INWATEC was founded in and has since established itself as a leading player in water treatment in Germany and Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Invent Umwelt- UND Verfahrenstechnik AG	Exact match	Erlangen, GermanyHQ recorded Nov 6, 2026	51-200	39 contacts →
	Exact match “INVENT Umwelt- und Verfahrenstechnik AG - Leaders in mixing and aeration Water is the origin and source of all life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Water Treatment Systems	Exact match	Kettenbach, GermanyHQ recorded Nov 6, 2026	201-500	36 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Consulaqua Hamburg Beratungsgesellschaft MBH	Exact match	Hamburg, GermanyHQ recorded Nov 6, 2026	51-200	35 contacts →
	Exact match “Wasserkompetenz aus einer Hand: CONSULAQUA bietet Ingenieur- und Dienstleistungen rund um 360° Wasser!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Envirodts Gmbh	Exact match	Friedberg (hessen), GermanyHQ recorded Nov 6, 2026	51-200	30 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 · Nov 6, 2026 · View company records in RevenueBase
14	ATD Ingenieurgesellschaft FÜR Abwasserwirtschaft UND Technische Dienstleistungen MBH	Exact match	Aachen, GermanyHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “atd plans and builds plants in all areas of wastewater management” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Aqua-Concept Gesellschaft FÜR Wasserbehandlung MBH	Exact match	Gräfelfing, GermanyHQ recorded Nov 6, 2026	51-200	28 contacts →
	Exact match “Wir sind aqua-concept, Zukunftsarbeitsgeber Nummer 1.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	WVE Gmbh Kaiserslautern	Exact match	Kaiserslautern, GermanyHQ recorded Nov 6, 2026	201-500	28 contacts →
	Exact match “WVE GmbH Kaiserslautern - Ihr starker Partner!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	BWS Anlagenbau & Service Gmbh	Exact match	Oberndorf A.n., GermanyHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “As a plant constructor we offer you a comprehensive range of services in the field of water and waste water treatment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Ingenieurbüro Miller	Exact match	Nuremberg, GermanyHQ recorded Nov 6, 2026	51-200	13 contacts →
	Exact match “Ingenieurskunst seit 120 Jahren Das Ingenieurbüro Miller ist ein im Bereich Umweltschutz tätiges Ingenieurbüro.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Wasserverband Lausitz Betriebsführungs Gmbh	Exact match	Senftenberg, GermanyHQ recorded Nov 6, 2026	201-500	12 contacts →
	Exact match “Wir, die Wasserverband Lausitz Betriebsführungs GmbH (WAL-Betrieb) sind gefragter Partner für nachhaltige Wasserwirtschaft.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Schicht Gmbh	Exact match	Gräfelfing, GermanyHQ recorded Nov 6, 2026	51-200	10 contacts →
	Exact match “We are aqua-concept, the number 1 employer of the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Up2e Gmbh	Exact match	Rain, GermanyHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match “up2e!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Leyco Wassertechnik Gmbh	Exact match	Föritztal, GermanyHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match “The service portfolio ranges from the design, construction and maintenance of complete water treatment plants for industry and commerce to the sale of individual components of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	ZWT Wasser-Und Abwassertechnik Gmbh	Exact match	Bayreuth, GermanyHQ recorded Nov 6, 2026	51-200	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 · Nov 6, 2026 · View company records in RevenueBase
24	CNP Cycles Gmbh	Exact match	Alzenau In Unterfranken, GermanyHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “In the field of urban water treatment, we are one of the world leaders in technological processes for the recovery of carbon (C), nitrogen (N) and phosphorus (P).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Aquadetox International Gmbh	Exact match	Aichstetten, GermanyHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Seit über 15 Jahren setzen unsere Systeme Maßstäbe bei der Schonung dieser natürlicher Ressource.” Recorded in the RevenueBase company graph · Nov 6, 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 “water reclamation facility developers”. 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 126 water reclamation facility developers based in Germany

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Water reclamation facility developers based in Germany at a glance

As of Nov 6, 2026

38.6%Verified-email coverage

26.1Average contacts per company

11-50Median size (employees)

5.6%Largest-city concentration · Berlin

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 126 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 “water reclamation facility developers” 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 1,272 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 November 6, 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 “water reclamation facility developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water reclamation facility developers are there based in Germany?

RevenueBase identified 126 company matches for water reclamation facility developers associated with Germany as of November 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?

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

Which city has the most water reclamation facility developers?

Berlin leads with 7 company records, followed by Dresden (4) and Aachen (3).

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 1,272 professional contacts with verified work emails tracked across these 126 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 November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.