Alexander was formerly Co-Founder and President of Paddle8 (an online auction house which changed the way a new generation accessed art and collectibles and became the world’s fifth largest auction house with $150 million in sales by 2015) until its sale in 2016.

There he pioneered new formats for charity fundraising and as an auctioneer helped raise over $300mm for non-profits including AmfAR, Elton John AIDS Foundation and UNICEF. His career started at LVMH as the youngest executive team member in the company's history and built Krug Champagne into the world renowned brand it is today. Most recently he drove innovation at Pace Gallery by advising the owners on global business and brand strategy, while opening the world’s most ambitious 8-floor gallery.

At auction he has sold everything from the Wu-Tang Clan’s single-copy album to a world-record setting Warhol and Rothko. He was named Fast Company's Most Creative Entrepreneurs, 100 Most Powerful People in the Art World (Art + Auction), a Digital Maverick (DETAILS), one of the 40 Most Important People Under 40 (Apollo). He is also a Contributing Editor to British Vogue.