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Stack’s Bowers Galleries Acquires World Banknote Auctions

Costa Mesa, CA – Stack’s Bowers Galleries, a global leader in numismatic auctions, proudly announces its acquisition of substantially all the assets of World Banknote Auctions. This strategic move sees the integration of World Banknote Auctions founder Dennis Hengeveld, a renowned authority in rare paper money and world coins, into Stack’s Bowers Galleries’ distinguished team of specialists.

“Under the leadership of Dennis Hengeveld, World Banknote Auctions has achieved remarkable growth, with total auction prices realized surpassing $7 million in 2023,” said Brian Kendrella, President of Stack’s Bowers Galleries. “The acquisition of World Banknote Auctions and the addition of Dennis to our team underscores our dedication to the rare paper money category. Not only does it expand our offerings of rare notes for auction, but it also brings aboard one of the foremost paper money authorities and numismatic entrepreneurs, enhancing our roster of prominent experts.”

“I am thrilled to unite with Stack’s Bowers Galleries and lend my expertise in banknote collecting to their esteemed brand,” said Dennis Hengeveld, President at World Banknote Auctions. “Together, we will continue to provide collectors with access to the finest paper money from around the globe, while upholding the high standards of integrity and professionalism for which Stack’s Bowers Galleries is renowned.”

“In just the past three years, our banknote offerings have nearly tripled,” said Aris Maragoudakis, the firm’s Director of World Currency. “With the addition of Dennis and World Banknote Auctions, I anticipate our rapid growth to persist, offering collectors expanded access to rare currency and expertise, and further cementing our position as the premier auction house for high-end material.”

All current consignments to World Banknote Auctions will be offered in future Stack’s Bowers Galleries auctions.

Mr. Hengeveld will operate from Stack’s Bowers Galleries’ new Sacramento, California offices and can be contacted at

This acquisition follows the recent announcement of the sale of the L. E. Bruun Collection by Stack’s Bowers Galleries, featuring a significant Scandinavian banknote collection and one of the most remarkable world coin collections that exists today. Additionally, the banknote department will be showcasing collections from Eric Agnew, Al Kugel, John E. Sandrock and others later in 2024.

For information regarding Stack’s Bowers Galleries auctions or to learn more about consigning to an upcoming sale contact the firm at 800-458-4646 or

About Stack’s Bowers Galleries

Stack’s Bowers Galleries conducts live, internet and specialized auctions of rare U.S. and world coins and currency and ancient coins, as well as direct sales through retail and wholesale channels. The company’s nearly 90-year legacy includes the cataloging and sale of many of the most valuable United States coin and currency collections to ever cross an auction block — The D. Brent Pogue Collection, The John J. Ford, Jr. Collection, The Louis E. Eliasberg, Sr. Collection, The Harry W. Bass, Jr. Collection, The Joel R. Anderson Collection, The Norweb Collection, The Cardinal Collection, The Sydney F. Martin Collection and The Battle Born Collection — to name just a few. World coin and currency collections include The Pinnacle Collection, The Louis E. Eliasberg, Sr. Collection of World Gold Coins, The Kroisos Collection, The Alicia and Sidney Belzberg Collection, The Salton Collection, The Wa She Wong Collection, and The Thos. H. Law Collection.

The company is headquartered in Costa Mesa, California, with galleries in New York, Boston and Philadelphia. Offices are also located in New Hampshire, Oklahoma, Sacramento, South Carolina, Virginia, Hong Kong, Paris and Vancouver. Stack’s Bowers Galleries hosts an annual Global Showcase in August featuring United States coins and currency, Ancient coins and World coins and currency in its Costa Mesa auction gallery. They are also the Official Auctioneer for several important numismatic events, including the New York International Numismatic Convention, the Whitman Coin & Collectibles Spring, Summer and Winter Expos, the Spring and Fall Hong Kong shows, and the Maastricht Paper Money Shows.

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