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avatar for Julie Lein

Julie Lein

Tumml
Co-Founder and President

Julie is the Co-Founder and President of Tumml, an urban ventures accelerator based in San Francisco.  A nonprofit, Tumml’s mission is to empower entrepreneurs to solve urban problems.  During the last two years, the organization has supported over 65 entrepreneurs from 23 startups, working to solve community issues from homelessness to workforce development. Collectively, Tumml startups have created hundreds of new community jobs, raised $25 million in follow-on funding, and launched products/ services for over 2.2 million city residents.  Tumml has been recognized as “The Next Urban Innovation” by the Initiative for a Competitive Inner City, named “Best Startup” by the San Francisco Business Times, and listed as a Forbes 30 Under 30 for Social Entrepreneurship.  Julie has an MBA from MIT Sloan and a BA from Stanford.