Company lists · Data refreshed November 2026

Top 25 Industrial wastewater contractors worldwide

Name: Industrial wastewater contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 11,840 companies tracked

RevenueBase identified 11,840 company matches for industrial wastewater contractors worldwide as of November 2026 and tracks 344,640 professional contacts across them, including 93,453 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for industrial wastewater contractors 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 November 6, 2026. Country and city lists for industrial wastewater contractors 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 Nov 6, 2026 How this list was built

11,840Companies

344,640Contacts tracked

93,453Verified emails

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The 25 largest industrial wastewater contractors worldwide

Ranked by team size

Top 25 of 11,840 company matches for industrial wastewater contractors worldwide, 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	Veolia	Exact match	Aubervilliers, FranceHQ recorded Nov 6, 2026	10001+	33,268 contacts →
	Exact match “Veolia, a global leader in environmental services, works every day to build environmental security for the benefit of public health and the competitiveness of industries and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	SUEZ	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	23,115 contacts →
	Exact match “We provide essential services in the water and waste sectors to preserve resources and improve quality of life wherever we operate.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Clean Harbors	Exact match	Norwell, MA, United StatesHQ recorded Nov 6, 2026	10001+	9,552 contacts →
	Exact match “Clean Harbors is North America’s leading provider of environmental and industrial services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	XYLEM	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	10001+	7,002 contacts →
	Exact match “Xylem is the global leader in advanced technologies, solutions and services that address the world’s biggest water challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Pentair	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	6,972 contacts →
	Exact match “At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	GFL Environmental INC	Exact match	Vaughan, ON, CanadaHQ recorded Nov 6, 2026	10001+	6,452 contacts →
	Exact match “GFL Environmental is the fourth largest diversified environmental services company in North America, providing comprehensive solid waste management services through a strategic…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Severn Trent	Exact match	Coventry, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	6,089 contacts →
	Exact match “Water is wonderful.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	ION Exchange India LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	4,010 contacts →
	Exact match “At Ion Exchange India, we bring you total environment solutions - water treatment, liquid waste treatment & recycle, air pollution control, solid & hazardous waste management and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Aegea Saneamento	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	10001+	3,778 contacts →
	Exact match “Somos a Aegea Saneamento, empresa líder no setor.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	BRK Ambiental	Exact match	BrazilHQ recorded Nov 6, 2026	5,001-10,000	3,589 contacts →
	Exact match “A BRK é uma das maiores empresas privadas de saneamento do país e está presente em 13 estados e mais de 100 municípios, beneficiando a vida de mais de 16 milhões de pessoas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	RE Sustainability Limited	Exact match	Hyderabad, IndiaHQ recorded Nov 6, 2026	10001+	2,692 contacts →
	Exact match “Re is one of Asia’s leading integrated resource management and sustainability solutions companies, turning environmental challenges into sustainable value.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	VA Tech Wabag LTD	Exact match	Wabag House, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,635 contacts →
	Exact match “WABAG, a global leader in the water industry, is backed by rich experience spanning over 100 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	NCH	Exact match	Wilmington, DE, United StatesHQ recorded Nov 6, 2026	10001+	2,563 contacts →
	Exact match “Cleaning water, conserving energy and delivering maintenance solutions since 1919.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Carollo Engineers	Exact match	Walnut Creek, NV, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,837 contacts →
	Exact match “For more than 90 years, Carollo Engineers has been dedicated exclusively to water and wastewater solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Aqualia	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	5,001-10,000	1,606 contacts →
	Exact match “Aqualia es la cuarta empresa de gestión del agua de Europa y la novena del Mundo por población servida, según el último ranking de Global Water Intelligence (diciembre de 2024).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	MPW Industrial Services	Exact match	Hebron, IN, PalestineHQ recorded Nov 6, 2026	1,001-5,000	1,562 contacts →
	Exact match “As the leading provider of integrated, technology-based industrial cleaning, water purification, facility management, and total waste services in North America, MPW assists in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Chemtreat	Exact match	Glen Allen, IA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,512 contacts →
	Exact match “At ChemTreat, we understand that water is a vital resource for our planet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Kurita Group	Exact match	Tokyo, JapanHQ recorded Nov 6, 2026	5,001-10,000	1,445 contacts →
	Exact match “For more than 70 years, since its founding in 1949, Kurita Water Industries has been consistently operating in two areas of "water and the environment." Kurita Group provides…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Volvo Eicher Commerical Vehical Limited	Exact match	Dhar, IndiaHQ recorded Nov 6, 2026	n/a	1,235 contacts →
	Exact match “Volvo Eicher Commerical Vehical Limited Service Provider of waste water recycling systems, drinking water plant & industrial water treatment in Indore, Madhya Pradesh.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Groupe Nicollin	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	1,176 contacts →
	Exact match “The NICOLLIN Group offers local authorities and private companies optimal value services, enabling its clients to improve their global waste management, urban sanitation and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Urban Utilities	Exact match	Fortitude Valley, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	1,112 contacts →
	Exact match “We’re responsible for delivering world-class drinking water and wastewater services to the growing communities of Brisbane, Ipswich, Lockyer Valley, Somerset and Scenic Rim.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Inframark	Exact match	Horsham, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,107 contacts →
	Exact match “As an Azuria owned company, Inframark is a widely recognized leader in Water Infrastructure Operations and Infrastructure Management Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Estre Ambiental	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	5,001-10,000	1,059 contacts →
	Exact match “Estre is one of the largest environmental services companies in Brazil and Latin America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Crystal Clean	Exact match	Hoffman Estates, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,029 contacts →
	Exact match “Crystal Clean is a national leader in the environmental services market, providing the smart alternative.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Essbio	Exact match	Concepcion, ChileHQ recorded Nov 6, 2026	1,001-5,000	1,007 contacts →
	Exact match “Essbio es la segunda empresa sanitaria más importante de Chile.” 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 “industrial wastewater contractors”. 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 11,840 industrial wastewater contractors worldwide

See the full list, filter by size, metro and specialty, and access 93,453 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial wastewater contractors worldwide at a glance

As of Nov 6, 2026

27.1%Verified-email coverage

29.1Average contacts per company

11-50Median size (employees)

1.0%Largest-city concentration · Pune

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,321

11-50

4,459

51-200

1,924

201-500

555

501-1,000

165

1,001-5,000

152

5,001-10,000

10001+

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 industrial wastewater contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial wastewater 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. 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 93,453 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.

Industrial wastewater contractors by location

54 lists · largest first

Every Industrial wastewater contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “industrial wastewater contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial wastewater contractors are there worldwide?

RevenueBase identified 11,840 company matches for industrial wastewater contractors worldwide 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?

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

Which country has the most industrial wastewater contractors?

The United States leads with 2,201 companies, followed by India (1,172) and Brazil (682). Every industrial wastewater contractors list by country and city is linked on this page.

Which city has the most industrial wastewater contractors?

Pune leads with 114 company records, followed by Chennai (93) and Sao Paulo (87).

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 93,453 professional contacts with verified work emails tracked across these 11,840 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.