Company lists · Data refreshed October 2026

Top 25 Activated sludge suppliers worldwide

RevenueBase identified 427 company matches for activated sludge suppliers worldwide as of October 2026 and tracks 4,702 professional contacts across them, including 1,344 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for activated sludge suppliers worldwide, 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 October 21, 2026. Country and city lists for activated sludge suppliers follow the table.

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 Oct 21, 2026 How this list was built
427Companies
4,702Contacts tracked
1,344Verified emails
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The 25 largest activated sludge suppliers worldwide

Ranked by team size
Top 25 of 427 company matches for activated sludge suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 21, 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 matchBerching, United Arab EmiratesHQ recorded Oct 21, 20261,001-5,000287 contacts →

Exact match

“HUBER is a globally operating company with over employees, of which around work at the headquarters in Berching (Germany).”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
2Exact matchDenver, NC, United StatesHQ recorded Oct 21, 2026201-500252 contacts →

Exact match

“HUBER Technology, LLC, the U.S.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
3Exact matchLenexa, KS, United StatesHQ recorded Oct 21, 2026201-500173 contacts →

Exact match

“S&L delivers long-lasting, reliable and easy-to-operate wastewater pumping and treatment systems for municipal, federal, and industrial-commercial applications.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
4Exact matchAarbergen, GermanyHQ recorded Oct 21, 20261,001-5,000163 contacts →

Exact match

“Water is becoming one of the defining challenges of our century.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
5Exact matchMölndal, SwedenHQ recorded Oct 21, 202651-200148 contacts →

Exact match

“Nordic Water is an international company which provides equipment and systems for water and wastewater treatment to process industries and public utilities.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
6Exact matchLoveland, OH, United StatesHQ recorded Oct 21, 202611-50111 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
7Exact matchOklahoma City, OK, United StatesHQ recorded Oct 21, 202651-20098 contacts →

Exact match

“At World Water Works, we strive to provide industrial and municipal customers with proven and cost-effective wastewater treatment solutions that deliver superior effluent quality.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
8Exact matchGardena, CA, United StatesHQ recorded Oct 21, 202651-20088 contacts →

Exact match

“Did you know you can remove up to 98% of contaminants from industrial wastewater while shrinking your chemical spend and footprint?”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
9Exact matchColumbia, MO, United StatesHQ recorded Oct 21, 2026201-50087 contacts →

Exact match

“Environmental Dynamics International (EDI) specializes in the research, development and application of advanced technology aeration and biological treatment solutions.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
10Exact matchSaif Zone, United Arab EmiratesHQ recorded Oct 21, 202651-20081 contacts →

Exact match

“MENA-Water is an engineering and manufacturing company that provides innovative solutions and services in the fields of water and wastewater treatment.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
11Exact matchWest Bromwich, United KingdomHQ recorded Oct 21, 202651-20072 contacts →

Exact match

“Many of the best known, most respected and reliable brand names in the wastewater industry are part of Jacopa's heritage.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
12Exact matchBibra Lake, AustraliaHQ recorded Oct 21, 202651-20060 contacts →

Exact match

“SPIRAC PROVIDES SOLIDS HANDLING SOLUTIONS FOR MUNICIPAL WASTEWATER AND INDUSTRIAL APPLICATIONS Municipal screening, grit and sludge handling solutions are our primary focus, but…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
13Exact matchEłk, PolandHQ recorded Oct 21, 2026201-50054 contacts →

Exact match

“ESMIL Group is a leading global manufacturer of equipment for wastewater treatment and sludge dewatering, as well as a provider of advanced membrane systems for a wide range of…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
14Exact matchChippenham, United KingdomHQ recorded Oct 21, 202651-20050 contacts →

Exact match

“HUBER Technology was incorporated in the UK in 1993 as a wholly owned subsidiary of Huber SE- Huber UK & Ireland Limited, the manufacturers of the ROTAMAT range of waste water…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
15Exact matchRottenbach, AustriaHQ recorded Oct 21, 2026201-50050 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
16Exact matchSneek, NetherlandsHQ recorded Oct 21, 202651-20049 contacts →

Exact match

“Landustrie's basis was laid around 1913.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
17Exact matchAurora, ON, CanadaHQ recorded Oct 21, 202611-5048 contacts →

Exact match

“About Us Napier-Reid is a leading water and wastewater treatment solutions company with an established reputation for design innovation and manufacturing excellence.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
18Exact matchMonroe, MI, United StatesHQ recorded Oct 21, 202651-20048 contacts →

Exact match

“Monroe Environmental is a premier provider of water/wastewater treatment and air pollution control systems and services in the United States and throughout the world.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
19Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 21, 2026501-1,00043 contacts →

Exact match

“Porocel is a worldwide, innovative leader in catalyst services and a leading supplier of activated alumina, specialty adsorbents and support media.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
20Exact matchVaughan, ON, CanadaHQ recorded Oct 21, 202611-5040 contacts →

Exact match

“Water & Wastewater Treatment Equipment sales & service for industrial & municipal applications: grinders, screens, conveyors, SBRs, grit removal, aerators, diffusers, blowers…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
21Exact matchNoida, IndiaHQ recorded Oct 21, 2026201-50040 contacts →

Exact match

“Micro Transmission Systems has been a established leader in water and wastewater treatment since 1996, guided by the vision of Mr.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
22Exact matchErlangen, GermanyHQ recorded Oct 21, 202651-20038 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 · Oct 21, 2026 · View company records in RevenueBase
23Exact matchBrørup, DenmarkHQ recorded Oct 21, 202651-20038 contacts →

Exact match

“Om Aquagain Aquagain er en professionel og anerkendt producent og leverandør af effektive og miljørigtige løsninger, der bl.a.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
24Exact matchKettenbach, GermanyHQ recorded Oct 21, 2026201-50037 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 · Oct 21, 2026 · View company records in RevenueBase
25Exact matchBorås, SwedenHQ recorded Oct 21, 202611-5035 contacts →

Exact match

“We are specialized within robust mechanical sludge and solids removal equipment from inlet to outlet at Water and Waste Water Treatment Plants.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase

Showing 25 of 427 activated sludge suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Activated sludge suppliers worldwide at a glance

As of Oct 21, 2026
28.6%Verified-email coverage
11.0Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Pune
Oct 21, 2026Page data refreshed

Companies by employee count

1-10
180
11-50
156
51-200
70
201-500
13
501-1,000
1
1,001-5,000
3
5,001-10,000
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for activated sludge suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “activated sludge suppliers” 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. 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 1,344 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 October 21, 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.

Activated sludge suppliers by location

3 lists · largest first

Every Activated sludge suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “activated sludge suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many activated sludge suppliers are there worldwide?

RevenueBase identified 427 company matches for activated sludge suppliers worldwide as of October 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?

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

Which country has the most activated sludge suppliers?

The United States leads with 68 companies, followed by India (48) and Germany (29). Every activated sludge suppliers list by country and city is linked on this page.

Which city has the most activated sludge suppliers?

Pune leads with 5 company records, followed by Chennai (4) and Noida (4).

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 1,344 professional contacts with verified work emails tracked across these 427 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 October 21, 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.