Alexander Jacobson

Founder & Investing Partner; 137 Ventures

S. Alexander Jacobson is a founder and investing partner of 137 Ventures. Founded in 2011, the firm has over $1.1 billion under management. Current investments include SpaceX, Wish, Gusto, Flexport, Curology and other sustainably high-growth businesses. Alex is also chairman of Transfusion Health, a start-up focused on immune system replacement and replenishment. Previously, Alex was an entrepreneur-in-residence at Founders Fund, where he played a principal role in Microsoft’s acquisition of Powerset and led the diligence processes for investments in SpaceX and Prior Knowledge (acquired by Salesforce). Prior to that, Alex was founder and chief architect of Happstack, the leading open-source Haskell application server. Alex is a seasoned entrepreneur: he founded, a shopping and comparison website, which he eventually sold to Altura Ventures; Virtual Office, one of the first companies to register commercially valuable domain names; and Interband, an advertising management and measurement company, which sold to Winstar Communications. Alex holds a BS in cognitive science from Brown University.

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