Duncan is the founder and CEO of RocketSpace, a technology campus and accelerator headquartered in the heart of San Francisco. Since 2011, RocketSpace has helped tech entrepreneurs, startups and corporate professionals bring the future to market. The company offers accelerator-like services to its members including consulting, tech events, access to capital and office-as-a-service, which together create the perfect ecosystem for innovation to thrive. RocketSpace has fueled the success of more than 800 startups, including 17 unicorns that have raised more than $20B, such as Uber, Spotify and Leap Motion. In early 2017, RocketSpace expanded operations to London and China.

RocketSpace's Corporate Innovation Services team has helped more than 100 brands worldwide - including Schneider Electric, Converse, Tata Communications, Royal Bank of Scotland, Pfizer Consumer Healthcare, Samsung, and ABinBev - transform into modern corporations. RocketSpace clients create new opportunities from inside and outside their organizations to ensure they are leading the disruption in their industry, not being disrupted. With access to nearly 200 startups on its San Francisco campus and to thousands around the world, its Corporate Innovation Services team specializes in helping its clients learn about, work with, and work like startups.

RocketSpace investors include China’s HNA Group. In August 2016, it was announced that the multinational Fortune 500 powerhouse invested $336M toward RocketSpace's global expansion and other strategic programs designed to help people bring disruptive technologies to market.
Duncan was born and raised near St. Andrews, Scotland and began his professional career working in derivatives at Swiss Bank Corporation in London. At 24, he started his first company, CITYPRO International. He built it to $8 million in revenue over a three year period, before selling to ASAP Plc in 2000, where he went on to become group managing director. In 2002, Duncan joined MessageLabs, an early SAAS security company, which he helped to build until it was sold to Symantec in 2008 for $700 million. Duncan made the move to San Francisco in 2008.