Company lists · Data refreshed November 2026

Top 25 Drinking water quality consultants worldwide

RevenueBase identified 2,878 company matches for drinking water quality consultants worldwide as of November 2026 and tracks 42,029 professional contacts across them, including 13,010 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for drinking water quality consultants 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 drinking water quality consultants 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
2,878Companies
42,029Contacts tracked
13,010Verified emails
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The 25 largest drinking water quality consultants worldwide

Ranked by team size
Top 25 of 2,878 company matches for drinking water quality consultants 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLoveland, IL, United StatesHQ recorded Nov 6, 20261,001-5,0003,297 contacts →

Exact match

“At Hach, we ensure water quality for people around the world, and every associate plays a vital role in that mission.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNew York, CO, United StatesHQ recorded Nov 6, 20261,001-5,0002,306 contacts →

Exact match

“As Hazen marks 75 years, we celebrate a legacy of absolute commitment to our clients while delivering the best technical work available anywhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRosemont, IL, United StatesHQ recorded Nov 6, 202610001+1,978 contacts →

Exact match

“There’s nothing more fundamental to life on Earth than water.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRedhill, United KingdomHQ recorded Nov 6, 2026501-1,000916 contacts →

Exact match

“Together with our strategic partners, we can address everything from supporting vulnerable customers, water quality, asset performance and leak detection, to integrated planning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 2026501-1,000839 contacts →

Exact match

“Duurzaam, innovatief en in verbinding met de omgeving; zo werkt Evides Waterbedrijf.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchVersailles, FranceHQ recorded Nov 6, 20261,001-5,000700 contacts →

Exact match

“Spécialiste du traitement de l’eau depuis plus de 80 ans, Culligan apporte chaque jour une eau de qualité aux particuliers, aux entreprises et aux collectivités.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSumaré, BrazilHQ recorded Nov 6, 2026201-500382 contacts →

Exact match

“Life Sciences Testing Group”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGrand Forks, ND, United StatesHQ recorded Nov 6, 2026201-500358 contacts →

Exact match

“AE2S is a specialized civil/environmental consulting engineering firm that provides professional services and our unique brand of extreme client service to clients in the upper…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-500326 contacts →

Exact match

“NIVA's main focus areas are research, environmental monitoring, assessment, consultancy and problem solving in support of decision makers in both the public and private sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 202651-200294 contacts →

Exact match

“Formed in 1928, the Water Environment Federation® (WEF®) and its global network of Member Associations help provide water quality professionals with the latest in water quality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRoss On Wye, United KingdomHQ recorded Nov 6, 2026501-1,000254 contacts →

Exact match

“HSL Compliance are one of the leading companies in the legal compliance market and we are able to offer many specialist services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLisle, IL, United StatesHQ recorded Nov 6, 202651-200251 contacts →

Exact match

“The Water Quality Association (WQA) is a not-for-profit association of the water treatment industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCastellon, SpainHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“IPROMA is one of the leading companies in the fields of environmental laboratory analysis, technical advice and industrial hygiene.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSwindon, United KingdomHQ recorded Nov 6, 2026201-500222 contacts →

Exact match

“Water Research Centre (WRc) is a trusted provider of consultancy, technical services, accreditation schemes, research, innovation and training to customers around the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouten, NetherlandsHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“AQUON is de ideale partner voor watergerelateerd onderzoek.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchOttawa, ON, CanadaHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Since 1976, BluMetric has been delivering innovative and sustainable solutions to complex environmental challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Bureau d’études techniques fondé en 1974, setec hydratec s’est positionné en tant qu’expert sur tous les sujets liés à l’ingénierie de l’eau et des sites et sols pollués, afin de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWarrenville, IL, United StatesHQ recorded Nov 6, 202651-200202 contacts →

Exact match

“Phigenics is a leading provider of safe, smart, and superior water management programs aligned with ANSI/ASHRAE Standard 188 and Centers for Medicare & Medicaid Services (CMS) QSO…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUsaquen, ColombiaHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“Nuestro laboratorio ofrece los servicios de muestreo y análisis fisicoquímico de aguas y suelos, análisis microbiológico, de comunidades biológicas y residuos peligrosos, a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBilbao-bilbo, SpainHQ recorded Nov 6, 202651-200194 contacts →

Exact match

“We specialize in the design, construction, and operation of water treatment facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202651-200179 contacts →

Exact match

“Advanced Environmental Laboratories, Inc.(AEL) is a NELAP/TNI and DOD certified, national full-service laboratory firm, headquartered in Jacksonville, Florida, with additional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGeneva, IL, United StatesHQ recorded Nov 6, 2026201-500158 contacts →

Exact match

“Established in 2019, Metiri Group has focused on using full-service environmental laboratories to deliver testing services to inform the decisions that improve the lives of people…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMorrisville, CO, United StatesHQ recorded Nov 6, 2026501-1,000151 contacts →

Exact match

“AQUALIS is the national leader in water management, compliance and engineering, helping businesses meet complex water regulations while protecting long-term infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchChatswood, AustraliaHQ recorded Nov 6, 2026201-500142 contacts →

Exact match

“Intertek Envirolab offers a wide array of environment testing and analytical services to support investigations of inorganic and organic contaminants and pollutants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLas Condes, ChileHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Expertos en calidad y purificación de agua en Chile!”

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

Showing 25 of 2,878 drinking water quality consultants worldwide

See the full list, filter by size, metro and specialty, and access 13,010 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Drinking water quality consultants worldwide at a glance

As of Nov 6, 2026
31.0%Verified-email coverage
14.6Average contacts per company
1-10Median size (employees)
0.6%Largest-city concentration · Pune
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,459
11-50
956
51-200
325
201-500
57
501-1,000
21
1,001-5,000
17
5,001-10,000
1
10001+
4

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 drinking water quality consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “drinking water quality consultants” 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 13,010 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.

Drinking water quality consultants by location

13 lists · largest first

Every Drinking water quality consultants 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 “drinking water quality consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many drinking water quality consultants are there worldwide?

RevenueBase identified 2,878 company matches for drinking water quality consultants 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?

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

Which country has the most drinking water quality consultants?

The United States leads with 684 companies, followed by Brazil (212) and India (174). Every drinking water quality consultants list by country and city is linked on this page.

Which city has the most drinking water quality consultants?

Pune leads with 18 company records, followed by Sao Paulo (17) and Bogota (15).

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 13,010 professional contacts with verified work emails tracked across these 2,878 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.