联络客户顾问服务团队
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Maria Los
Deputy Chairman, Head of Client Advisory Americas
BIOGRAPHY
Maria C. Los, Deputy Chairman & Head of Client Advisory Americas, works with many of Christie’s most important clients who buy and sell at auction as well as privately. Collaborating closely with her specialist colleagues, she ensures that these collectors are advised effectively. Maria’s longstanding international client relationships have also contributed to several significant cross-departmental consignments for the firm. Maria joined Christie’s in 1996 as an account manager assistant in the Estates, Appraisals & Valuations Department. She went on to spend ten years in Client Advisory followed by two years in the Jewelry Department. She was promoted to the Chairman’s Office in 2009, relaunched Client Advisory in 2011 and was named Deputy Chairman in 2014. Prior to joining Christie’s, she worked at the National Endowment for the Arts in Washington, D.C. in their Visual Artists Fellowships Program. Maria received her B.S. in French and Italian and her M.A. in Liberal Studies from Georgetown University.
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Margot Rosenberg
Deputy Chairman
BIOGRAPHY
Margot Rosenberg, Deputy Chairman, joined Christie’s Client Advisory Department as Senior Relationship Director in 2011. Over more than 25 years in the auction business, both in specialist departments and Client Advisory, Margot advisees a select group of Christie’s top clients. She works collaboratively with individual sale heads and specialists across the business as a trusted advisor on buying and selling, both privately and at auction. She has been integral in selling masterpieces across all categories and in our marquee auctions including Elizabeth Taylor, The Collection of Peggy and David Rockefeller and The Barny A. Ebsworth Collection. Prior to joining the Chairman’s Office, Margot was the Department Head of American Decorative Arts and lead that team in the most successful sales in the field. She appeared regularly on Antiques Roadshow. Margot holds a B.A. in Art History from Emory University.
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Laura Betrian Waelbroeck
Client Relationship Manager
BIOGRAPHY
Laura Betrián Waelbroeck joined Christie’s Chairman’s Office in 2014. As Client Relationship Manager, Laura works to cultivate relationships with Christie’s new and existing clients, providing comprehensive support to collectors across diverse categories. She received her Bachelor of Arts from Columbia University in 2012 and her Master of Studies in the History of Art from Balliol College, Oxford in 2013, where she was a Mica and Ahmet Ertegun Scholar. She is fluent in English and French and proficient in Spanish.
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Abigail Bisbee Dean
Associate Vice President, Client Relationship Manager
BIOGRAPHY
As Client Relationship Manager, Abigail Bisbee Dean provides bespoke support to Christie’s clients who have varied collecting interests. Abigail began her career at Christie’s in 2014 as the American Art Sale Coordinator, managing the department’s biannual live and online auctions and providing support with private sale transactions. She is also a charity auctioneer. Abigail attended Georgetown University’s Edmund A. Walsh School of Foreign Service where she majored in Culture and Politics, receiving her Bachelor of Science in Foreign Service. Following her undergraduate career, she earned her Master in Art & Museum Studies, also from Georgetown University and received a certificate in Art and Business from Sotheby’s Institute of Art, London.
Name:Abigail Bisbee Dean
Position:Associate Vice President, Client Relationship Manager
abisbee@christies.com