Brian Lachman is a principal at Dropbox Ventures who operates as both an investor and fractional product and technology advisor through Abstract Focus Labs, which is unusual among venture investors who typically work full-time on the fund side only. Based in London while working with a U.S. platform, he combines experience from Accenture, the United Nations, and Dropbox to focus on early-stage AI investments with particular attention to go-to-market strategy and real customer value rather than just AI infrastructure. Brian Lachman is a principal at Dropbox Ventures who operates as both an investor and fractional product and technology advisor through Abstract Focus Labs, which is unusual among venture investors who typically work full-time on the fund side only. Based in London while working with a U.S. platform, he combines experience from Accenture, the United Nations, and Dropbox to focus on early-stage AI investments with particular attention to go-to-market strategy and real customer value rather than just AI infrastructure.