Company lists · Data refreshed September 2026
Top 25 Online auction platforms for art based in the United States
RevenueBase identified 344 online auction platforms for art headquartered in the United States as of September 2026 and tracks 7,076 professional contacts across them, including 2,589 with verified work emails. New York is the largest hub.
This list covers online auction platforms for art headquartered in the United States, 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 29, 2026.
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.
The 25 largest online auction platforms for art based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,830 contacts → | ||||
Partial evidence “Established in 1744, Sotheby’s is the world’s premier destination for art and luxury.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 880 contacts → | ||||
Partial evidence “Phillips: where the world’s curious and bold connect with the art, design, and luxury that inspires them.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 618 contacts → | ||||
Strong evidence “The world’s largest online art marketplace.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 335 contacts → | ||||
Strong evidence “Saatchi Art is the world’s leading online art gallery, connecting people with art and artists they love.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 259 contacts → | ||||
Partial evidence “Masterworks is democratizing the art market to allow anyone to invest in $1-30 million blue-chip artworks, by artists like Banksy, Basquiat, and Picasso.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 176 contacts → | ||||
Strong evidence “Freeman’s is a premier American auction house offering services in multiple categories including fine art, jewelry, design, books and manuscripts, furniture, decorative arts…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 97 contacts → | ||||
Partial evidence “The All-In-One Art Business Solution Art-Selling Website • Print Fulfillment • Marketing Consulting” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 89 contacts → | ||||
Strong evidence “Invaluable is the world’s largest online marketplace of fine and decorative arts, antiques and collectibles, featuring a live online bidding platform that allows collectors and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 85 contacts → | ||||
Indirect evidence “Worthy.com is the leading website for jewelry owners to sell their diamonds, fine jewelry, and luxury watches.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 63 contacts → | ||||
Strong evidence “Renowned New England auction house Bonhams Skinner holds over 60 auctions a year in 20 collecting categories – including Americana, fine art, collectables and wine, and ranging…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 55 contacts → | ||||
Strong evidence “HiBid is a market leader in the online auction space actively supporting over a million concurrent lots at any given time with bidders able to participate via webcast…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 53 contacts → | ||||
Strong evidence “Pristine Auction is a family owned and operated online auction, specializing in autographed memorabilia, sports cards, coins, art and collectibles.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 51 contacts → | ||||
Strong evidence “LiveAuctioneers is the leading online auction marketplace for one-of-a-kind items, rare collectibles and coveted goods.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 44 contacts → | ||||
Indirect evidence “In 1805 Tristram B.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 44 contacts → | ||||
Strong evidence “Proxibid offers the most secure online auction platform in the industry, connecting buyers and sellers from all over the world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 39 contacts → | ||||
Indirect evidence “Rago is a leading U.S.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 35 contacts → | ||||
Partial evidence “Morphy Auctions in Lancaster County, Pennsylvania has become one of the great success stories of the antiques auctions trade.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 32 contacts → | ||||
Partial evidence “Since 1924, Alex Cooper has been the most trusted name in the Mid-Atlantic region, a name synonymous with successful auctions of residential and commercial real estate, as well as…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 23 contacts → | ||||
Strong evidence “Auction Mobility has developed the industry’s leading customizable, cloud-based content management auction platform.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 21 contacts → | ||||
Partial evidence “Leland Little is an auction house, but also an exhibit gallery and place where community is gathered and built.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 20 contacts → | ||||
Partial evidence “We are the West Coast's premier full-service auction house and have hosted auctions for more than forty years.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 19 contacts → | ||||
Indirect evidence “Cohart is an AI-powered operating system and social marketplace built for the $515B global collectibles market.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 17 contacts → | ||||
Partial evidence “Shop expertly curated limited-edition contemporary fine art prints and photography.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 17 contacts → | ||||
Indirect evidence “At Ruby Lane, Vintage Begins Here!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 16 contacts → | ||||
Partial evidence “Browsing our online gallery is meant to feel like a leisurely afternoon visiting local galleries – from the comfort of your home.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: online auction platforms for art. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names online auction platforms for art.
- Partial evidence
- Its own public description names part of online auction platforms for art, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name online auction platforms for art. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 344 online auction platforms for art based in the United States
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Online auction platforms for art based in the United States at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 344 companies.
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 online auction platforms for art, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “online auction platforms for art”. 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 online auction platforms for art), 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 online auction platforms for art, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 2,589 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 29, 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.
Online auction platforms for art by metro
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 online auction platforms for art, 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 online auction platforms for art are there based in the United States?
RevenueBase identified 344 online auction platforms for art headquartered in the United States 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?
Sotheby's, headquartered in New York, tops this list with the largest team on record.
Which city has the most online auction platforms for art?
New York leads with 57 headquartered companies, followed by Miami (14) and Los Angeles (11).
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 2,589 verified decision-maker contacts tracked across these 344 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 29, 2026.
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Download this list →Related lists
Online auction platforms for art by geography
- Online auction platforms for art based in Paris, France
- Online auction platforms for art based in London, United Kingdom
- Online auction platforms for art based in New York, United States
- Online auction platforms for art based in Australia
- Online auction platforms for art based in Belgium
- Online auction platforms for art based in Brazil
- Online auction platforms for art based in Canada
- Online auction platforms for art based in France
- Online auction platforms for art based in Germany
- Online auction platforms for art based in India
- Online auction platforms for art based in Italy
- Online auction platforms for art based in the Netherlands
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.
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