Gallery Arts Auctions Co is an art and antiques marketplace offering works for direct purchase and through auctions. The company presents itself as an international platform specializing in attributed paintings and distinctive pieces from private collections. Its focus spans art created from approximately 1860 to the 1970s, reflecting the styles and ideas of that period, while its listings also include selected later works and collectibles.

The collection features works attributed to artists such as Pablo Picasso, Marc Chagall, Egon Schiele, Tullio Crali, Anatoly Slepyshev, and Charles Sequevya Loloma. Visitors can browse new collections, explore available lots, and participate in sales by placing bids. The site also provides account registration and sign-in for users who want to access recommendations, bid, or register for auctions.

Beyond sales, Gallery Arts Auctions Co offers buying guides, a blog with articles and updates, and customer support through its contact channels. Its website includes information on purchasing, terms, and privacy, along with a newsletter signup for visitors interested in auction news and new offerings.