Auction Houses Using Circuit Auction

Cowley Abbott bridges the gap between traditional art auction services and the online fine art marketplace. Founded in August 2013 as Consignor Canadian Fine Art, Canada's first online Canadian art auction house, the firm aimed to revolutionize the Canadian art market. Located at 326 Dundas Street West in Toronto, directly across from the Art Gallery of Ontario, Cowley Abbott specializes in Canadian art with dedicated preview and gallery space.

The firm rebranded as Cowley Abbott in September 2019, named after managing partners Rob Cowley and Lydia Abbott. With a prime location amid a row of art galleries, Cowley Abbott holds semi-annual live auctions as well as monthly online Canadian and international art auctions. The company has achieved remarkable milestones, including the record-breaking sale of Lawren Harris's "Algoma (Algoma Sketch 48)" for $977,500 in 2016 and William Kurelek's "Hot Day at Kensington Market" for $472,000 in 2018. In addition to auctions, they offer private sales, charity auctions, and formal appraisal services throughout Canada.

Americana Stamps is the culmination of a lifelong passion for philately shared between father and daughter, Angelo Ismirnioglou and Alexa Valdez. What began as a family tradition evolved into a professional commitment to advancing the philatelic auction experience. Together, they combine tradition with innovation, offering collectors a fresh perspective on stamp collecting while upholding the integrity and scholarship that philately deserves.

Their commitment to detailed research, high-quality imaging, and expert insights sets them apart in the industry. Specializing in Western Express postal history, Carriers, Locals, and Independent Mails, Americana Stamps is dedicated to preserving philatelic history, educating the next generation of collectors, and modernizing the philatelic auction experience.

Since 1940, H.R. Harmer has served as one of America's premier philatelic auction houses. First rising to widespread prominence with the sale of the late President Franklin Delano Roosevelt's collection in 1946, our firm would go on to sell some of the most significant collections of the 20th century, including those of Alfred H. Caspary and Alfred F. Lichtenstein. Now in our ninth decade, we are more committed than ever to providing our customers with the professional service and philatelic expertise that have long been synonymous with the Harmer name.

John Bull, established in 1977, is the longest running auction house in Hong Kong dedicated to stamps, coins and banknotes. John Bull is a proud member of the Global Philatelic Network with four sister companies located in the US and Europe. Our partners include H.R. Harmer in the United States, Corinphila in Switzerland and the Netherlands, and Heinrich Köhler in Germany.

Established in 1991, the Carriers and Locals Society is a not-for-profit association of people interested in the carriers, local posts, independent mails and Eastern expresses of the 19th century, their stamps and postal history. The society publishes quarterly a gold medal winning journal, "The Penny Post", and is dedicated to furthering the understanding of private mail companies in the United States during the nineteenth century.

The Society works to study the stamps, markings, and postal history of both private mail companies and government carrier services, while also cataloging the reprints, fakes, and fantasies of these issues. Their expertise in this specialized area of philately makes them a valuable partner for collectors and auction houses alike.

Corinphila Veilingen holds two major international auctions per year at its own premises in Amstelveen. These auctions can be followed live worldwide via the internet and more and more customers bid online from the comfort of their home using Corinphila's live bidding program. Each auction consists of over 3,000 lots, including stamps, postal history, picture postcards, coins, medals, banknotes and philatelic literature as well as lots and collections.

PETER F. HARLOS trading in German and international postal history for more than 20 years. PETER F. HARLOS holds a permanent stock of more than 200,000 letters and cards from the years 1700 to around 1960, which is constantly renewed and consists almost exclusively of required mail. PETER F. HARLOS strengths are areas such as air mail, zeppelin mail, field post, censorship and prisoner of war mail, colonial philately, postage stamps, motifs and entire collections from these areas. But also offers peripheral areas such as vignettes, stamps and literature.

PETER F. HARLOS auction for German and international postal history offers hand-picked top-quality material at collector-friendly prices.

Kedem was established in 2008 by Meron Eren and Avishai Galer, both experienced professionals in the fields of Judaica and Israeliana. Avishai specializes in Jewish religious books ("Sifrei Kodesh") and rabbinical manuscripts, while Meron focuses on items related to Jewish and Israeli history and culture. As the company's co-founders and co-managers, their combined decades of expertise have helped build Kedem into one of the world's leading Judaica auction houses.

With over three decades of experience in antiques and secondhand goods, our family team brings knowledge, honesty, and care to every auction. We pride ourselves on building long-term relationships with our customers. All auctions are held in person. Buyers and sellers are encouraged to familiarise themselves with the auction process before taking part.

Our auction house is run by a small family team with extensive experience in antiques and second-hand goods. Over the years, we have helped many people buy and sell items through our local auctions. Auction days are open to everyone. Buyers can view items, place bids, and take part in the auction in person. Sellers can feel confident knowing their items are handled with care.