Company lists · Data refreshed November 2026

Top 25 Oil and gas water treatment chemical companies worldwide

RevenueBase identified 4,829 company matches for oil and gas water treatment chemical companies worldwide as of November 2026 and tracks 82,583 professional contacts across them, including 20,733 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for oil and gas water treatment chemical companies 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 4, 2026. Country and city lists for oil and gas water treatment chemical companies 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 4, 2026 How this list was built
4,829Companies
82,583Contacts tracked
20,733Verified emails
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The 25 largest oil and gas water treatment chemical companies worldwide

Ranked by team size
Top 25 of 4,829 company matches for oil and gas water treatment chemical companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchWilmington, DE, United StatesHQ recorded Nov 4, 202610001+6,789 contacts →

Exact match

“Solenis is a leading global provider of water and hygiene solutions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchAndrézieux-bouthéon, FranceHQ recorded Nov 4, 20265,001-10,0001,714 contacts →

Exact match

“SNF is a water science global leader whose products contribute to treating, recycling, preserving water, saving energy, and reducing carbon footprint.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchGainesville, TX, United StatesHQ recorded Nov 4, 20261,001-5,0001,561 contacts →

Exact match

“Select is a leader in water management and chemical technology to our customers in the oil and gas industry, as well as in other industrial applications.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchGlen Allen, IA, United StatesHQ recorded Nov 4, 20261,001-5,0001,512 contacts →

Exact match

“At ChemTreat, we understand that water is a vital resource for our planet.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchTokyo, JapanHQ recorded Nov 4, 20265,001-10,0001,445 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 4, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Nov 4, 2026n/a1,371 contacts →

Exact match

“Training and Development Solutions”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchWilmington, DE, United StatesHQ recorded Nov 4, 202610001+922 contacts →

Exact match

“Chem-Aqua is a unique combination of knowledge, experience and stability.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchMelbourne, AustraliaHQ recorded Nov 4, 20261,001-5,000818 contacts →

Exact match

“IXOM is one of the largest chemical and ingredient manufacturers and distributors in Australia and New Zealand, with a world-class heritage that spans over 100 years.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchLondon, ON, CanadaHQ recorded Nov 4, 2026501-1,000751 contacts →

Exact match

“Our Vision To continuously advance water treatment, ensuring everyone has access to clean water, globally.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchCataguazes, BrazilHQ recorded Nov 4, 20261,001-5,000703 contacts →

Exact match

“Sobre a BAUMINAS Fundada há mais de 60 anos, a BAUMINAS é uma empresa orgulhosamente nacional, com ampla experiência na fabricação de produtos para o tratamento de águas e tem…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchCairo, EgyptHQ recorded Nov 4, 2026501-1,000686 contacts →

Exact match

“EMEC is a regional oil and gas services company built on more than four decades of operational experience, regional insight, and deep technical expertise.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchKadima, IsraelHQ recorded Nov 4, 2026501-1,000660 contacts →

Exact match

“A world leader in water treatment solutions, IDE specializes in the development, engineering, construction and operation of enhanced desalination and industrial water treatment…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchWaterbury, United StatesHQ recorded Nov 4, 20265,001-10,000600 contacts →

Exact match

“MacDermid, Alpha, and Enthone Business Group is the global leader in specialty chemicals and technical services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchHouston, United StatesHQ recorded Nov 4, 2026501-1,000565 contacts →

Exact match

“CETCO Energy Services (CETCO) specializes in treating complex fluids for offshore oil and gas operators.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchVelika Gorica, CroatiaHQ recorded Nov 4, 2026n/a477 contacts →

Exact match

“Company for production,trading, dealership and services engineering for pool water, drinking, waste and industry water - desinfection - neutralization - softening - dosing -…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchGardendale, TX, United StatesHQ recorded Nov 4, 20261,001-5,000472 contacts →

Exact match

“Jacam Catalyst offers a full range of oilfield chemical manufacturing, blending, formulating, analysis, and R&D capabilities.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchMidland, TX, United StatesHQ recorded Nov 4, 2026501-1,000439 contacts →

Exact match

“Imperative Chemical Partners is the largest privately held oilfield chemical services company in North America.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchWoodmead, South AfricaHQ recorded Nov 4, 2026201-500389 contacts →

Exact match

“Proxa is a leading water treatment specialist whose integrated services cover the entire water cycle and span numerous global industries, including: mining, food & beverage…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchToluca, MexicoHQ recorded Nov 4, 2026501-1,000385 contacts →

Exact match

“Contamos con un amplio portafolio de tratamientos químicos integrales para el mercado energético cuyo enfoque en los requerimientos de calidad, ambientales y de seguridad forma…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchInverness Highlands, United KingdomHQ recorded Nov 4, 2026501-1,000380 contacts →

Exact match

“RSE is a trusted clean water technology company, developing market leading products and solutions for purifying drinking water, recycling wastewater and cleaning water in…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchNavi Mumbai, IndiaHQ recorded Nov 4, 2026501-1,000377 contacts →

Exact match

“Established in 1974, Chembond is a leading Indian specialty chemical company headquartered in Navi Mumbai.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchEspoo, FinlandHQ recorded Nov 4, 2026501-1,000361 contacts →

Exact match

“Evac Group is a global leader in integrated water, waste and wastewater management solutions, as well as corrosion protection and marine growth prevention systems, for the marine…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchLa Porte, TX, United StatesHQ recorded Nov 4, 20261,001-5,000356 contacts →

Exact match

“Evergreen North America Industrial Services offers a comprehensive range of Industrial Services for oil refineries, petrochemical plants, power generation plants, manufacturing…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 4, 2026501-1,000355 contacts →

Exact match

“Thatcher Company is a diversified chemical manufacturer and distributor founded in 1967 by Lawrence Thatcher on the core values of integrity, innovation, stability, safety, and…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Nov 4, 202610001+315 contacts →

Exact match

“Whether topside, subsea, or a hybrid combination is required for your field, our diverse process and production solutions cover the life of a development, from concept to…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 4,829 oil and gas water treatment chemical companies worldwide

See the full list, filter by size, metro and specialty, and access 20,733 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas water treatment chemical companies worldwide at a glance

As of Nov 4, 2026
25.1%Verified-email coverage
17.1Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Houston
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
1,759
11-50
1,897
51-200
781
201-500
197
501-1,000
69
1,001-5,000
38
5,001-10,000
8
10001+
14

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 oil and gas water treatment chemical companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “oil and gas water treatment chemical companies” 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 20,733 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 4, 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.

Oil and gas water treatment chemical companies by location

28 lists · largest first

Every Oil and gas water treatment chemical companies 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 “oil and gas water treatment chemical companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas water treatment chemical companies are there worldwide?

RevenueBase identified 4,829 company matches for oil and gas water treatment chemical companies 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?

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

Which country has the most oil and gas water treatment chemical companies?

The United States leads with 941 companies, followed by India (482) and Brazil (220). Every oil and gas water treatment chemical companies list by country and city is linked on this page.

Which city has the most oil and gas water treatment chemical companies?

Houston leads with 67 company records, followed by Tehran (48) and Dubai (42).

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 20,733 professional contacts with verified work emails tracked across these 4,829 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 4, 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.