Company lists · Data refreshed September 2026

Top 16 Effluent treatment plant construction based in Austria

RevenueBase identified 28 company matches for effluent treatment plant construction associated with Austria as of September 2026 and tracks 417 professional contacts across them, including 111 with verified work emails. Vienna is the largest hub.

This list covers company matches for effluent treatment plant construction associated with Austria, 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 16, 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 Sep 16, 2026 How this list was built
28Companies
417Contacts tracked
111Verified emails
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The 16 largest effluent treatment plant construction based in Austria

Ranked by team size
Top 16 of 28 company matches for effluent treatment plant construction based in Austria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchRottenbach, AustriaHQ recorded Sep 16, 2026201-50052 contacts →

Exact match

“The VTA Group specialises in optimising municipal and industrial sewage treatment plants.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchAmstetten, AustriaHQ recorded Sep 16, 202651-20030 contacts →

Exact match

“The international operating GIS Aqua group is a reliable and well-known partner in the water treatment plant industry.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchSchwechat, AustriaHQ recorded Sep 16, 202611-5027 contacts →

Exact match

“We are specialized in designing, manufacturing and maintaining water treatment systems for all major industries.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchLeobersdorf, AustriaHQ recorded Sep 16, 202651-20025 contacts →

Exact match

“GWT Gesellschaft für Wasser- und Wärmetechnik GmbH is a company with over 35 years of expertise in engineering and construction of water treatment plants globally.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchVienna, AustriaHQ recorded Sep 16, 202651-20023 contacts →

Exact match

“WASSER IST UNSER ELEMENT.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchStainz, AustriaHQ recorded Sep 16, 202611-5013 contacts →

Exact match

“AQUA ENGINEERING was established in 1963 as engineering company but has early developed into an EPC contracting business and has since supplied over 100 projects worldwide with 50…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchSalzburg, AustriaHQ recorded Sep 16, 202611-5012 contacts →

Exact match

“SFC Umwelttechnik GmbH is a specialized company for process technologies in the field of water and wastewater treatment.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchVienna, AustriaHQ recorded Sep 16, 202651-2007 contacts →

Exact match

“Wir entwickeln und bauen verfahrenstechnische Spezialanlagen.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchGraz, AustriaHQ recorded Sep 16, 202611-504 contacts →

Exact match

“Die Wastewater Solutions Group (WWSG) plant, konstruiert, installiert und betreibt Wassermanagementsysteme, die wirtschaftliche und ökologische Vorteile bieten.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchGraz, AustriaHQ recorded Sep 16, 202611-502 contacts →

Exact match

“Welcome to ROTREAT Abwasserreinigung GmbH, a leading provider of advanced membrane filtration plants since our establishment in 1993.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchKlagenfurt Am Wörthersee, AustriaHQ recorded Sep 16, 202611-502 contacts →

Exact match

“Stehst du vor der Herausforderung, effiziente Abwassertechnik-Lösungen zu finden, aber der Markt ist unübersichtlich und komplex?”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchInnsbruck, AustriaHQ recorded Sep 16, 202611-502 contacts →

Exact match

“Unsere Schwerpunkte liegen in der Planung und Realisierung kommunaler Wasserversorgungs- und Abwasserbeseitigungsanlagen.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchInnsbruck, AustriaHQ recorded Sep 16, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchAbsam, AustriaHQ recorded Sep 16, 20261-102 contacts →

Exact match

“Unsere Erfahrung ist Ihr Potential.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchVienna, AustriaHQ recorded Sep 16, 20261-102 contacts →

Exact match

“Grünbeck ist Ihr kompetenter Ansprechpartner für Wasseraufbereitung, Trinkwasser, Brauchwasser und Abwasser.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchWels, AustriaHQ recorded Sep 16, 20261-101 contacts →

Exact match

“ACON Environment GmbH is a vibrant and international company, situated in Wels, Austria.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 16 of 28 effluent treatment plant construction based in Austria

See the full list, filter by size, metro and specialty, and access 111 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Effluent treatment plant construction based in Austria at a glance

As of Sep 16, 2026
26.6%Verified-email coverage
14.9Average contacts per company
11-50Median size (employees)
17.9%Largest-city concentration · Vienna
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
12
51-200
4
201-500
4

Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, over 28 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 Austria whose business descriptions match “effluent treatment plant construction” 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 111 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 16, 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 “effluent treatment plant construction”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many effluent treatment plant construction are there based in Austria?

RevenueBase identified 28 company matches for effluent treatment plant construction associated with Austria 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?

VTA Group We Clean Water tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most effluent treatment plant construction?

Vienna leads with 5 company records, followed by Innsbruck (4) and Graz (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 111 professional contacts with verified work emails tracked across these 28 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 16, 2026.

Ready to reach these companies? Verified emails and direct dials for all 28 effluent treatment plant construction based in Austria. 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.