Tom Hertenstein is the Director of Northern California Marketing and National Digital User Experience for Sotheby’s International Realty, where he leads all marketing activities for the San Francisco Bay Area, Wine Country and Monterey/Carmel. Overseeing transactions valued at more than $5 billion, Tom is responsible for developing and enhancing internal marketing platforms, building and implementing marketing plans for hundreds of listings per year, and partnering with the Sotheby’s auction house to leverage opportunities for national and global exposure. Tom previously served as the United States Director of Marketing for Bonhams Auctioneers (formerly Bonhams & Butterfields), where he managed a successful in-house agency providing strategy, media buying, production and analytics for more than two hundred auctions every year.
In addition to completely overhauling the company's system of customized business-getting proposals, which directly led to consignments of more than $100 million, Tom handled all marketing for historic auction items such as the 1962 Ferrari 250 GTO that sold for $38 million, setting a world record for the most expensive car ever sold at auction. Tom graduated from Stanford University, where he majored in economics and art history.