Company lists · Data refreshed November 2026

Top 25 Refinery environmental cleanup companies worldwide

RevenueBase identified 3,607 company matches for refinery environmental cleanup companies worldwide as of November 2026 and tracks 81,128 professional contacts across them, including 25,164 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for refinery environmental cleanup 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 6, 2026. Country and city lists for refinery environmental cleanup 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 6, 2026 How this list was built
3,607Companies
81,128Contacts tracked
25,164Verified emails
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The 25 largest refinery environmental cleanup companies worldwide

Ranked by team size
Top 25 of 3,607 company matches for refinery environmental cleanup companies 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 matchNorwell, MA, United StatesHQ recorded Nov 6, 202610001+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
2Exact matchVaughan, ON, CanadaHQ recorded Nov 6, 202610001+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
3Exact matchPlano, TX, United StatesHQ recorded Nov 6, 20261,001-5,0002,988 contacts →

Exact match

“Safety-Kleen is a leading environmental services company engaged in used oil recycling and refining (EcoPower brand), parts cleaning and other responsible environmental solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrentford, United KingdomHQ recorded Nov 6, 20261,001-5,0001,374 contacts →

Exact match

“We are the World’s leading provider of chemical cleaning & environmental solutions offering a wide range of solutions to address the needs of our diverse customer base.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 2026n/a1,371 contacts →

Exact match

“Training and Development Solutions”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChennai, IndiaHQ recorded Nov 6, 20261,001-5,0001,249 contacts →

Exact match

“Chennai Petroleum Corporation Limited (CPCL) is a subsidiary of IOCL with world class refining technologies and a dominant presence in South India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHoffman Estates, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,029 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
8Exact matchLençóis Paulista, BrazilHQ recorded Nov 6, 20261,001-5,000984 contacts →

Exact match

“A Lwart é uma empresa de Soluções Ambientais especializada em TRANSFORMAR óleo lubrificante usado ou contaminado (OLUC) em óleo básico novo, de maneira infinita.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCamaçari, BrazilHQ recorded Nov 6, 20261,001-5,000788 contacts →

Exact match

“Cetrel was formely created as an environmental protection company 40 years ago, to treat efluents and solid residues of more than 70 industries of the Camaçari Industrial Complex…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDeer Park, TX, United StatesHQ recorded Nov 6, 20265,001-10,000711 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLimay, FranceHQ recorded Nov 6, 20261,001-5,000700 contacts →

Exact match

“The leading company in Europe for the treatment and recovery of hazardous waste and polluted sites.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSan Donato Milanese, ItalyHQ recorded Nov 6, 20261,001-5,000550 contacts →

Exact match

“We are Eni’s environmental company active for over 20 years, in giving new life, according to the principles of the circular economy, to industrial land, water and waste through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact match3rd Industrial, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000497 contacts →

Exact match

“ALMUZAIN is one of the leading Industrial Services Companies that caters to the ever-growing and complex demands of the Petrochemical and Refineries in Saudi Arabia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWestmont, IL, United StatesHQ recorded Nov 6, 2026501-1,000495 contacts →

Exact match

“ENTACT is the partner of choice in solving our customer's most complex environmental remediation and geotechnical infrastructure challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSumter, SC, United StatesHQ recorded Nov 6, 2026501-1,000492 contacts →

Exact match

“Thompson Industrial Services, LLC offers the broadest line of specialized industrial cleaning services with advanced automated technology and seasoned personnel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchIslandia, NY, United StatesHQ recorded Nov 6, 2026201-500474 contacts →

Exact match

“The Roux organization applies sophisticated scientific, technical, and managerial resources to develop and implement effective, efficient, and sustainable solutions to our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchReston, CA, United StatesHQ recorded Nov 6, 2026501-1,000453 contacts →

Exact match

“HydroGeoLogic, Inc.(HGL) is an employee-owned company with over 36 years of experience developing innovative, effective, and sustainable engineering and remediation solutions to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIndustrial, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000443 contacts →

Exact match

“Plant Tech Arabia Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 2026501-1,000431 contacts →

Exact match

“HEPACO is the premier environmental and emergency services company in the Eastern United States with coverage across 40+ regional offices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLa Porte, TX, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
21Exact matchAlkhobar, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000321 contacts →

Exact match

“Rawabi Industrial Services Company (RISAL) was founded on 14th September 1976 to undertake a major maintenance contract for hydrocarbon storage tank cleaning, hydro-jetting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSt. Louis, TX, United StatesHQ recorded Nov 6, 2026201-500293 contacts →

Exact match

“Environmental Restoration LLC (ER) is 100% employee-owned and provides Environmental Site Remediation, Construction and Emergency Response services for hazardous waste materials…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNiagara Falls, MD, United StatesHQ recorded Nov 6, 2026501-1,000290 contacts →

Exact match

“Sevenson Environmental Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchParis, FranceHQ recorded Nov 6, 2026501-1,000286 contacts →

Exact match

“VALGO - Régénérer, Rénover, Revaloriser Entreprise internationale spécialisée dans la réhabilitation des sites pollués, VALGO transforme les sols, bâtiments et infrastructures…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCalverton, PA, United StatesHQ recorded Nov 6, 2026201-500259 contacts →

Exact match

“Miller Environmental Group is a leading environmental response, remediation and restoration services company, providing industry, government, commercial and residential customers…”

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

Showing 25 of 3,607 refinery environmental cleanup companies worldwide

See the full list, filter by size, metro and specialty, and access 25,164 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refinery environmental cleanup companies worldwide at a glance

As of Nov 6, 2026
31.0%Verified-email coverage
22.5Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,274
11-50
1,450
51-200
592
201-500
149
501-1,000
46
1,001-5,000
31
5,001-10,000
4
10001+
6

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 refinery environmental cleanup companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “refinery environmental cleanup 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 25,164 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.

Refinery environmental cleanup companies by location

16 lists · largest first

Every Refinery environmental cleanup 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 “refinery environmental cleanup companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery environmental cleanup companies are there worldwide?

RevenueBase identified 3,607 company matches for refinery environmental cleanup 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?

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

Which country has the most refinery environmental cleanup companies?

The United States leads with 1,489 companies, followed by Canada (223) and Italy (190). Every refinery environmental cleanup companies list by country and city is linked on this page.

Which city has the most refinery environmental cleanup companies?

Houston leads with 42 company records, followed by Sao Paulo (28) and Calgary (23).

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 25,164 professional contacts with verified work emails tracked across these 3,607 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.