Company lists · Data refreshed September 2026

Top 25 Online auction marketplaces worldwide

RevenueBase identified 2,048 company matches for online auction marketplaces worldwide as of September 2026 and tracks 60,311 professional contacts across them, including 14,183 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for online auction marketplaces 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 September 20, 2026. Country and city lists for online auction marketplaces 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 Sep 20, 2026 How this list was built
2,048Companies
60,311Contacts tracked
14,183Verified emails
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The 25 largest online auction marketplaces worldwide

Ranked by team size
Top 25 of 2,048 company matches for online auction marketplaces worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchSan Jose, CA, United StatesHQ recorded Sep 20, 202610001+20,791 contacts →

Exact match

“At eBay, we create pathways to connect millions of sellers and buyers in more than 190 markets around the world.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 20261,001-5,0003,553 contacts →

Exact match

“At OLX, we build leading AI-first marketplace ecosystems, powered by trust and loved by customers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLos Angeles, United StatesHQ recorded Sep 20, 20261,001-5,0001,378 contacts →

Exact match

“Whatnot is the largest livestream shopping platform in the US, UK, and Europe.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchDetroit, MI, United StatesHQ recorded Sep 20, 20261,001-5,0001,261 contacts →

Exact match

“In a world where consumers increasingly value self-expression and individuality, the market for hard-to-find fashion, collectibles, and electronics has never been hotter.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchKolkata, IndiaHQ recorded Sep 20, 2026501-1,0001,246 contacts →

Exact match

“We link buyers and sellers through digital platforms.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLahore, PakistanHQ recorded Sep 20, 2026501-1,000867 contacts →

Exact match

“One of the world’s biggest Consumer-Driven Platform!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 2026501-1,000781 contacts →

Exact match

“Liquidity Services (NASDAQ: LQDT) operates the world’s largest B2B e-commerce marketplace platform for surplus assets with over $10 billion in completed transactions to more than…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 2026501-1,000752 contacts →

Exact match

“Catawiki is the leading online marketplace for special objects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchSan Jose, CA, United StatesHQ recorded Sep 20, 202610001+744 contacts →

Exact match

“eBay is one of the world’s largest online marketplaces, connecting people with the things they need and love virtually anytime, anywhere.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchWellington, New ZealandHQ recorded Sep 20, 2026501-1,000676 contacts →

Exact match

“Trade Me is New Zealand’s most influential ecommerce platform and as quintessentially Kiwi as you can get.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDubai, United Arab EmiratesHQ recorded Sep 20, 2026201-500512 contacts →

Exact match

“dubizzle is the UAE'S favorite marketplace to buy, sell and find anything.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchBerlin, GermanyHQ recorded Sep 20, 2026201-500462 contacts →

Exact match

“Kleinanzeigen is a free online classifieds market that brings the joy of sustainable trade to everyone.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchWestchester, United StatesHQ recorded Sep 20, 20265,001-10,000433 contacts →

Exact match

“RB Global, Inc.(NYSE: RBA)(TSX: RBA) is a leading, omnichannel marketplace and trusted provider of value-added insights, services and transaction solutions for buyers and sellers…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchManhattan, KS, United StatesHQ recorded Sep 20, 2026201-500385 contacts →

Exact match

“Purple Wave Auction is the leading auction platform redefining auctions and how you buy and sell heavy equipment!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchBlue Ash, OH, United StatesHQ recorded Sep 20, 2026201-500378 contacts →

Exact match

“Everything But The House (EBTH) is a premier online auction marketplace offering a seamless, fully authenticated experience for buying and selling secondhand goods.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-500371 contacts →

Exact match

“A global technology company with over 450 employees, ATG is transforming the way billions of pounds, euros and dollars' worth of items are bought and sold globally via auction.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchMilan, ItalyHQ recorded Sep 20, 2026201-500344 contacts →

Exact match

“Subito è l'azienda n.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchOslo, NorwayHQ recorded Sep 20, 2026201-500335 contacts →

Exact match

“Nesten alle i Norge prøvd FINN.no Hvert år tilbringer hver nordmann i snitt 30 timer på tjenesten vår, og til sammen surfer brukerne våre gjennom mer enn 15 milliarder sider.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchSeattl, United StatesHQ recorded Sep 20, 2026n/a313 contacts →

Exact match

“Bonanza.com is a fast-growing online marketplace of over 15 million items where sellers offer everything from Isometric sunglasses to Bieber perfume.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchMoorebank, AustraliaHQ recorded Sep 20, 2026201-500267 contacts →

Exact match

“Grays is an Australian online retail and auction company, offering a huge range of consumer, industrial and commercial goods, direct from manufacturers and distributors.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202651-200254 contacts →

Exact match

“Marktplaats is part of Adevinta, a leading online classifieds group and champion for sustainable commerce with a focus on Europe.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 20, 202651-200248 contacts →

Exact match

“Mudah.my is Malaysia’s leading marketplace that offers a free and convenient platform for people to buy and sell new and preloved goods just with a simple post of an ad.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchBrazilHQ recorded Sep 20, 2026201-500212 contacts →

Exact match

“Nossa organização foi fundada em 1979 a partir do olhar visionário dos irmãos Luiz Fernando e José Eduardo de Abreu Sodré Santoro.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-200209 contacts →

Exact match

“Gumtree is one of the UK’s most popular online classifieds platforms, connecting millions of people every month to buy, sell, and trade locally - something we’ve done since But…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchTehran, IranHQ recorded Sep 20, 2026501-1,000202 contacts →

Exact match

“Khodro45 is the #1 player and pioneer in the used automobile space.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 2,048 online auction marketplaces worldwide

See the full list, filter by size, metro and specialty, and access 14,183 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Online auction marketplaces worldwide at a glance

As of Sep 20, 2026
23.5%Verified-email coverage
29.4Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,133
11-50
602
51-200
177
201-500
64
501-1,000
20
1,001-5,000
12
5,001-10,000
3
10001+
15

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 online auction marketplaces are linked below.
What qualifies
Company records worldwide whose business descriptions match “online auction marketplaces” 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 14,183 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 September 20, 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.

Online auction marketplaces by location

9 lists · largest first

Every Online auction marketplaces 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 “online auction marketplaces”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many online auction marketplaces are there worldwide?

RevenueBase identified 2,048 company matches for online auction marketplaces worldwide as of September 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?

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

Which country has the most online auction marketplaces?

The United States leads with 383 companies, followed by India (123) and the United Kingdom (97). Every online auction marketplaces list by country and city is linked on this page.

Which city has the most online auction marketplaces?

London leads with 37 company records, followed by Sao Paulo (28) and New York (25).

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 14,183 professional contacts with verified work emails tracked across these 2,048 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 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 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.