Auction Technology Group Plc engages in the operations of online marketplaces for curated auctions. It operates through the following segments: Art and Antiques, Industrial and Commercial, Auction Services, and Content. The Art and Antiques segment offers auction houses that focuses on the sale of arts and antiques access to the platforms the-saleroom.com, liveauctioneers.com, and lot-tissimo.com. The Industrial and Commercial segment is involved in sale of industrial and commercial goods and machinery access. The Auction Service segment includes the group's auction house back-office products with auction mobility and other white label products, including Wavebid.com. The Content segment focuses on Antiques Trade Gazette paper and online magazine. The company was founded in 1971 and is headquartered in London, the United Kingdom.