Experience and Expertise
Our Global Team
We are a broad-minded and creative team, united by a passion for art and a deep curiosity about the market. Our culture is driven by discussion and debate, and a belief in the critical importance of cognitive diversity.
Stephanie ArmstrongHead of Research - New York
Stephanie leads Beaumont Nathan’s research team, including art market analysis and valuations. She is also involved in client strategy and the overall development of the business. Based between New York and London, Stephanie has a degree in Economics and Art History, and previously spent six years at Christie’s.
Ellen ArthurAssociate Director - London
Ellen is a research analyst based in London, having spent four years in the Old Masters department at Sotheby’s. She is an experienced valuer and incisive researcher, with a broad art historical knowledge. A highly proficient linguist, Ellen works on multiple international client accounts.
Wentworth BeaumontFounding Partner
Wenty co-founded Beaumont Nathan in 2014 and is responsible for business development and client strategy. A highly experienced dealmaker, he has strong relationships with many of the world’s leading collectors. Passionate about the art market, Wenty divides his time between New York and London.
Claudia BlackAssociate Director - London
Claudia is a research analyst with a particular passion for Old Masters through to the twentieth century. She works directly with clients in the UK and US, and has been involved in the formation of a number of collections. Claudia has a very good eye, and a strong network of contacts within the industry.
Martha CraigSenior Vice President - New York
Martha has a deep knowledge and passion for art from all periods, with particular expertise in Modernism and Post-War. Having worked at Beaumont Nathan since its inception, Martha moved to New York from London and advises clients across the US. She has extensive museum relationships on both sides of the Atlantic.
Emma DodsonExecutive Assistant - London
Emma has worked at Beaumont Nathan since its inception. She is Executive Assistant to the Partners and the central cog in the smooth day-to-day running of the company. Based in London, Emma plays a pivotal role in the financial and operational side of the business, while also supporting the client advisory team.
Maddie HamptonAssociate Director - New York
Based in New York, Maddie is a research analyst with a deep knowledge of the contemporary art scene. An alumni of Christie’s and Columbia’s Critical and Curatorial Studies Program, she was most recently a ’22-’23 Helena Rubenstein Fellow at Whitney Independent Study Program.
Sam JohnsonManaging Partner
Sam is charged with the overall management of the company as it continues to grow and expand. Having spent 22 years in the City doing equity sales, investment banking and corporate advisory, Sam brings a wealth of non-art world business experience to Beaumont Nathan, and divides his time between London and New York.
Clare KeillerAssociate Director - London
Clare is the senior research analyst in London. She has a breadth of curatorial knowledge across the entire spectrum of Western art, and is an expert in valuations. Clare also has a particular interest in the dynamics of the art market, and plays a critical role in guiding our commercial advice. Clare previously spent five years at Christie’s.
Emma LasryVice President - New York
Emma advises key collectors across 19th, 20th and 21st Century art and drives US client development. Based in New York, she is Co-Chair of the Metropolitan Museum of Art’s Apollo Circle and is an avid collector herself. Emma has extensive relationships amongst collectors and dealers throughout the US.
Hugo NathanFounding Partner
An art-world veteran, Hugo co-founded Beaumont Nathan in 2014. He works with collectors at the top end of the market and has advised on the acquisition and sales of some of the most significant artworks to come to market. Spending his time between New York and London, Hugo is a passionate collector with an encyclopaedic knowledge of art.
Beanie WalkerDirector - London
An artist by training, Georgina has strong expertise on contemporary and emerging art. Working between London and New York, she advises both private and institutional clients on developing their collections. Georgina attends art fairs and exhibitions globally, and has extensive relationships with artists, galleries and collectors.
Olivier BerggruenNon-Executive Director
A noted art historian and respected curator, Olivier started his career as an art dealer before curating full-time, initially at the Schirn Kunsthalle Frankfurt from 2001 -2007, and latterly as an independent. He has written extensively on Pablo Picasso, Paul Cézanne, Paul Klee, and Cy Twombly to name a few. Olivier has curated international retrospectives of works by Francis Bacon, Henri Matisse, Yves Klein, Edward Ruscha, Jean-Michel Basquiat, and Paul Klee. Most recently he curated the acclaimed 2018 survey of Pablo Picasso and the Ballets Russes at the Scuderie del Quirinale in Rome.
Hugo Van VredenburghNon-Executive Director
A financial services professional, Hugo was until recently Chairman of Interactive Investor, one of the UK’s largest direct investment platforms with over 30,000 clients and more than £20bn of AUM. Prior to Interactive Investor, Hugo was CEO of TMF Group, a multinational professional services conglomerate. Hugo also held a variety of positions at Goldman Sachs, retiring as Partner in 2005. Hugo is a former Non-Executive Director of Ecospray and Saltus Wealth Management and was Chairman of the Spinal Muscular Atrophy Trust. He currently serves as Chairman of Fauna & Flora International.