Company lists · Data refreshed September 2026

Top 25 Mineral refineries worldwide

RevenueBase identified 1,805 mineral refineries worldwide as of September 2026 and tracks 31,088 professional contacts across them, including 3,187 with verified work emails. India is the largest market and Kolkata the largest hub.

This list covers mineral refineries worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for mineral refineries follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
1,805Companies
31,088Contacts tracked
3,187Verified emails
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The 25 largest mineral refineries worldwide

Ranked by team size
Top 25 of 1,805 mineral refineries worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to mineral refineries: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceVadodara, IndiaHQ checked Sep 20, 2026501-1,0001,664 contacts →

Partial evidence

“20 Microns is India’s largest producer of white minerals offering innovative products in the field of Functional fillers, Extenders and Speciality chemicals.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceGdansk, PolandHQ checked Sep 20, 20261,001-5,000359 contacts →

Indirect evidence

“Rafineria Gdańska Sp.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceWest End, United KingdomHQ checked Sep 20, 202610001+314 contacts →

Indirect evidence

“EVRAZ is a mining & metals company”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceBelo Horizonte, BrazilHQ checked Sep 20, 2026201-500253 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceLagos, NigeriaHQ checked Sep 20, 2026201-500240 contacts →

Partial evidence

“Sabi is a venture-backed technology company enabling secure, traceable, and compliant sourcing of critical minerals and rare earths from Africa.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceEmalahleni (witbank), South AfricaHQ checked Sep 20, 2026501-1,000226 contacts →

Partial evidence

“Ingwenya Mineral Processing (Pty) Ltd (IMP) is a South African owned mineral processing company with 52% black shareholding based in Emalahleni, Mpumalanga Province.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceBeerse, BelgiumHQ checked Sep 20, 2026501-1,000214 contacts →

Indirect evidence

“Aurubis Beerse has close to 100 years of experience, resulting in state-of-the-art pyro- and hydrometallurgical processes, recycling complex secondary raw materials and refining…”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceLuxembourgHQ checked Sep 20, 20261,001-5,000203 contacts →

Indirect evidence

“Our purpose is to provide industrial solutions globally, by developing and transforming natural resources into value creating products.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceHaidian District, ChinaHQ checked Sep 20, 202610001+191 contacts →

Indirect evidence

“China Minmetals Corporation is an international metals and mining corporation committed to providing high-quality services globally, adhering to a development philosophy of…”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceKolkata, IndiaHQ checked Sep 20, 2026201-500179 contacts →

Partial evidence

“CFlo World Limited is a global specialist in modular wet processing equipment for resource recovery and mineral beneficiation, headquartered in India.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceCape Town, South AfricaHQ checked Sep 20, 2026501-1,000168 contacts →

Indirect evidence

“DE BEERS MARINE (Pty) Ltd is a mining & metals company based in Cape Town, South Africa.”

Source: RevenueBase Database · checked Sep 20, 2026
12Partial evidenceJohannesburg, South AfricaHQ checked Sep 20, 202651-200155 contacts →

Partial evidence

“We are world experts in the design and construction of- Heavy mineral separation and recovery plants for diamonds and gems, coal, iron ore, ferrochrome, lithium, phosphate…”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceChennai, IndiaHQ checked Sep 20, 20261,001-5,000145 contacts →

Indirect evidence

“Jain Resource Recycling has been a trusted name in non-ferrous metal recycling, manufacturing, serving leading brands across India and international markets for over 7 decades.”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceMacon, GA, United StatesHQ checked Sep 20, 2026201-500141 contacts →

Partial evidence

“Active Minerals International is an ISO 9001:2015 certified mining, distribution and sales company.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidencePains, BrazilHQ checked Sep 20, 2026201-500139 contacts →

Indirect evidence

“Fundada em 15 de maio de 1985, no município de Pains – MG, a Gecal busca através dos seus esforços converter a matéria prima (calcário) em produtos da mais alta qualidade…”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceLima, PeruHQ checked Sep 20, 2026201-500137 contacts →

Partial evidence

“COMACSA was founded in 1948 and since its foundation, it is currently the leading Peruvian company in the extraction, transformation and commercialization of industrial minerals…”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceAhmedabad, IndiaHQ checked Sep 20, 2026201-500135 contacts →

Indirect evidence

“Hindustan Gold (formerly Goldfarb) is a trailblazer in India, pioneering the development of a hydrometallurgical processing unit for precious metal concentrates.”

Source: RevenueBase Database · checked Sep 20, 2026
18Partial evidenceChennai, IndiaHQ checked Sep 20, 2026201-500121 contacts →

Partial evidence

“Gimpex is a mineral-focused company specializing in industrial minerals-both metallic and non-metallic.”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidenceChennai, IndiaHQ checked Sep 20, 20261,001-5,000116 contacts →

Partial evidence

“V.V.Mineral is one of the World biggest beach mineral exporter.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceUdaipur, IndiaHQ checked Sep 20, 2026501-1,000112 contacts →

Partial evidence

“RBL is one of India's leading industrial mineral solutions providers, operating since 1983 with nine captive mines, 10 manufacturing units, and a monthly capacity of MT across a…”

Source: RevenueBase Database · checked Sep 20, 2026
21Partial evidenceUnited StatesHQ checked Sep 20, 202611-50112 contacts →

Partial evidence

“Compañía Minera Sol de los Andes es una planta acopiadora y de procesamiento de minerales que está ubicada en el departamento de Arequipa.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceHyderabad, IndiaHQ checked Sep 20, 20265,001-10,000107 contacts →

Indirect evidence

“MSN LABORATORIES PRIVATE LIMITED is a mining & metals company based out of MSN HOUSE, PLOT NO.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceWoburn, MA, United StatesHQ checked Sep 20, 202651-200100 contacts →

Indirect evidence

“Phoenix Tailings is pioneering the future of clean mining and metals production.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceMumbai, IndiaHQ checked Sep 20, 2026201-50098 contacts →

Indirect evidence

“ZYDUS TAKEDA HEALTHCARE PRIVATE LIMITED is a mining & metals company based out of C-4 MIDC ESTATE, VILLAGE PAWNE, THANE-BELAPUR ROAD, VASHI, NAVI, MUMBAI, Maharashtra, India.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceAkranes, IcelandHQ checked Sep 20, 2026501-1,00097 contacts →

Indirect evidence

“At Norðurál Grundartangi, 600 employees work round the clock using electricity from Iceland’s renewable resources to process pure aluminum from aluminum oxide.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 1,805 mineral refineries worldwide

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Mineral refineries worldwide at a glance

As of Sep 20, 2026
10.3%Verified-email coverage
17.2Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · Kolkata
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
509
11-50
716
51-200
342
201-500
136
501-1,000
55
1,001-5,000
28
5,001-10,000
3
10001+
11

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among mineral refineries, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for mineral refineries are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “mineral refineries”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names mineral refineries), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among mineral refineries, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,187 across the full list. 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 September 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Mineral refineries by location

11 lists · largest first

Every Mineral refineries 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names mineral refineries, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many mineral refineries are there worldwide?

RevenueBase identified 1,805 mineral refineries worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

20 Microns Limited, headquartered in Waghodia, tops this list with the largest team on record.

Which country has the most mineral refineries?

India leads with 332 companies, followed by Italy (213) and the United States (182). Every mineral refineries list by country and city is linked on this page.

Which city has the most mineral refineries?

Kolkata leads with 28 headquartered companies, followed by Mumbai (28) and London (19).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,187 verified decision-maker contacts tracked across these 1,805 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.