Company lists · Data refreshed November 2026

Top 25 Water supply system contractors based in Germany

RevenueBase identified 211 company matches for water supply system contractors associated with Germany as of November 2026 and tracks 2,068 professional contacts across them, including 732 with verified work emails. Berlin is the largest hub.

This list covers company matches for water supply system contractors 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
211Companies
2,068Contacts tracked
732Verified emails
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The 25 largest water supply system contractors based in Germany

Ranked by team size
Top 25 of 211 company matches for water supply system contractors 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchE, GermanyHQ recorded Nov 6, 2026501-1,000267 contacts →

Exact match

“Optimierung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLeipzig, GermanyHQ recorded Nov 6, 2026501-1,000227 contacts →

Exact match

“Im Jahr 1991 mit dem Fokus auf Wasserversorgung und Abwasserbeseitigung gegründet, operiert unsere Unternehmensgruppe heute in Deutschland und Österreich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBrake, GermanyHQ recorded Nov 6, 2026501-1,000172 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
4Exact matchTwist, GermanyHQ recorded Nov 6, 2026501-1,000150 contacts →

Exact match

“Wavin provides above and below ground solutions for hot & cold tap water, surface heating and cooling, soil and waste, rainwater management and last mile telecom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchZwingenberg, GermanyHQ recorded Nov 6, 202651-200113 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
6Exact matchStuttgart, GermanyHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Seit Jahrzehnten steht RBS wave für zuverlässiges und innovatives Know-how im Bereich Ingenieurdienstleistungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLübeck, GermanyHQ recorded Nov 6, 2026201-50031 contacts →

Exact match

“Menschen für Sie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBlankenburg (harz), GermanyHQ recorded Nov 6, 2026501-1,00027 contacts →

Exact match

“Als leistungsfähiges und flexibles Bauunternehmen mit einem hohen Grad an Fachkompetenz, legen wir höchsten Wert auf Qualität, Termintreue, Zuverlässigkeit und Umweltschutz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHolzkirchen, GermanyHQ recorded Nov 6, 2026201-50023 contacts →

Exact match

“ISKA Infrastruktur GmbH is a civil engineering company active in the fields of sewer construction, horizontal drilling, surface construction, underground cable construction with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchQuakenbrück, GermanyHQ recorded Nov 6, 202611-5016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSenftenberg, GermanyHQ recorded Nov 6, 2026201-50012 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
12Exact matchMunich, GermanyHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Seit rund 20 Jahren ist SKI mit seinen Standorten in München und seit 2017 auch in Landshut ein zuverlässiger Partner für Kommunen, Auftraggeber aus der Wasserwirtschaft und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKirchenthumbach, GermanyHQ recorded Nov 6, 202651-20010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFöritztal, GermanyHQ recorded Nov 6, 202611-5010 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
15Exact matchBayreuth, GermanyHQ recorded Nov 6, 202651-20010 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
16Exact matchMetelen, GermanyHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Wir sind Ihr Ansprechpartner in allen Fragen rund, um den Tief und Rohrleitungsbau ganz gleich ob es sich um Gas, Wasser oder Kanalbau handelt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFrankfurt, GermanyHQ recorded Nov 6, 2026201-5009 contacts →

Exact match

“Südwestdeutsche Rohrleitungsbau GmbH is a company based out of 27 Industriestraße, Dieburg, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDortmund, GermanyHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Wenn es um den Transport von Gas, Trink- und Abwasser, Fernwärme sowie gefährlichen Flüssigkeiten geht, sind die Kompetenzen von Haakshorst Rohrtechnik gefragt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBöbingen An Der Rems, GermanyHQ recorded Nov 6, 202611-508 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchErkrath, GermanyHQ recorded Nov 6, 202651-2008 contacts →

Exact match

“Die Firma Scheven GmbH mit Sitz in Erkrath wurde 1982 gegründet und beschäftigt heute rund 200 Mitarbeiter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchFilderstadt-sielmingen, GermanyHQ recorded Nov 6, 202651-2008 contacts →

Exact match

“Unternehmensprofil Die Trommler Rohrleitungsbau GmbH wurde vor mehr als 40 Jahren gegründet und entwickelte sich zu einem Unternehmen mit mehreren Standorten und ca.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchKleinmachnow, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAachen, GermanyHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Die Siedlungswasserwirtschaft mit der Wasserversorgung, der Abwasserableitung und Abwasserbehandlung, der konstruktive Wasserbau mit Hochwasserschutz und Gewässerausbau, der…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-2007 contacts →

Exact match

“Gemeinsam bauen wir Zukunft – beton & rohrbau 2.0 GmbH Willkommen bei der beton & rohrbau 2.0 GmbH.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWeiterstadt, GermanyHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Es häufen sich Wasserschäden, Sie haben Probleme mit der Trinkwasserversorgung oder mit der Hygiene etwa durch Belastung mit Legionellen?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 211 water supply system contractors based in Germany

See the full list, filter by size, metro and specialty, and access 732 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water supply system contractors based in Germany at a glance

As of Nov 6, 2026
35.4%Verified-email coverage
9.8Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
87
11-50
56
51-200
36
201-500
11
501-1,000
5

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 211 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 supply system contractors” 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 732 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 supply system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water supply system contractors are there based in Germany?

RevenueBase identified 211 company matches for water supply system contractors 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?

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

Which city has the most water supply system contractors?

Berlin leads with 8 company records, followed by Hamburg (7) and Frankfurt (5).

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 732 professional contacts with verified work emails tracked across these 211 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.