Clara serves as CEO of Tumml, building the organization's national presence. Prior to founding Tumml, she worked in real estate development – at real estate tech startup Fundrise, as well as at AECOM, GVA Advantis, and Monument Realty. Clara earned her MBA from MIT Sloan and her BA from NYU. She is a member of the MIT Sloan Alumni Board. In January 2014, Forbes listed her as one of its “30 Under 30” for Social Entrepreneurship.

Clara serves as CEO of Tumml, building the organization's national presence. Prior to founding Tumml, she worked in real estate development at real estate tech startup Fundrise, as well as at AECOM, GVA Advantis, and Monument Realty. Clara earned her MBA from MIT Sloan and her BA from NYU. She is a member of the MIT Sloan Alumni Board. In January 2014, Forbes listed her as one of its “30 Under 30” for Social Entrepreneurship.

Clara Brenner 
CEO and Co-Founder

Jackie is responsible for research and operation support for the Tumml program. A rising Senior at Stanford University, she is majoring in Art Practice and minoring in Film and Media Studies. Jackie was named a 2016 Stanford Cantor Scholar. When she is not reflecting on the potential for urban innovation, Jackie enjoys capturing stories with either her camera or her pen. She hopes that one day she can combine her excitement for entrepreneurship with her passion for creative expression.

Jackie is responsible for research and operation support for the Tumml program. A rising Senior at Stanford University, she is majoring in Art Practice and minoring in Film and Media Studies. Jackie was named a 2016 Stanford Cantor Scholar. When she is not reflecting on the potential for urban innovation, Jackie enjoys capturing stories with either her camera or her pen. She hopes that one day she can combine her excitement for entrepreneurship with her passion for creative expression.

Jackie Langelier
Program Manager

Molly is the Director of Public Policy and Civic Partnerships at Airbnb. In this role, she manages public-private partnerships with various municipal government agencies, non-profits, and tourism bureaus throughout the world. Before Airbnb, Molly consulted with governments on sustainable tourism development and conducted research with the UNESCO World Heritage Center. She currently serves on the board of SPUR. Molly earned her Masters in Urban Planning from Harvard University and her BA from Dartmouth College.

Molly is the Director of Public Policy and Civic Partnerships at Airbnb. In this role, she manages public-private partnerships with various municipal government agencies, non-profits, and tourism bureaus throughout the world. Before Airbnb, Molly consulted with governments on sustainable tourism development and conducted research with the UNESCO World Heritage Center. She currently serves on the board of SPUR. Molly earned her Masters in Urban Planning from Harvard University and her BA from Dartmouth College.

Molly Turner
Board Member

Julie serves as President of Tumml, managing operations and working closely with the organization's portfolio companies. Prior to founding Tumml, she worked in polling and political consulting at Tulchin Research and Greenberg Quinlan Rosner Research. Julie earned her MBA from MIT Sloan and her BA from Stanford. Her work in urban innovation has been featured in CNN, Forbes, The San Francisco Chronicle, and smart city conferences around the globe.

Julie serves as President of Tumml, managing operations and working closely with the organization's portfolio companies. Prior to founding Tumml, she worked in polling and political consulting at Tulchin Research and Greenberg Quinlan Rosner Research. Julie earned her MBA from MIT Sloan and her BA from Stanford. Her work in urban innovation has been featured in CNN, Forbes, The San Francisco Chronicle, and smart city conferences around the globe.

Julie Lein
President and Co-Founder

Tom is a Sales Director at Yelp, the company that connects people to great local businesses, where he manages a team of approximately 100 salespeople. He has over seven years of local sales and management experience, first at The Boylston Group and C. Bridges Associates, and then at Yelp, where he began as an Account Executive. In his free time, Tom writes fiction and poetry – he was awarded Stanford’s Urmy/Hardy Prize in Poetry in 2006. Tom earned his BA from Stanford University.

Tom is a Sales Director at Yelp, the company that connects people to great local businesses, where he manages a team of approximately 100 salespeople. He has over seven years of local sales and management experience, first at The Boylston Group and C. Bridges Associates, and then at Yelp, where he began as an Account Executive. In his free time, Tom writes fiction and poetry – he was awarded Stanford’s Urmy/Hardy Prize in Poetry in 2006. Tom earned his BA from Stanford University.

Tom Feulner
Board Member

Mavis is Chief Administrative Officer and General Counsel at Nexenta Systems, a global leader in Software-Defined Storage. Previously, she served as a Partner at the law firms Nixon Peabody LLP, Cooley LLP, and the Heller Ehrman/Venture Law Group, with a special emphasis on start-up law. Mavis also worked as a Special Investigator for the California State Legislature Auditor General's Office. Mavis earned her JD from the University of California, Hastings College of the Law, her MBA from University of California, Irvine, and her BA from University of California, Davis.

Mavis is Chief Administrative Officer and General Counsel at Nexenta Systems, a global leader in Software-Defined Storage. Previously, she served as a Partner at the law firms Nixon Peabody LLP, Cooley LLP, and the Heller Ehrman/Venture Law Group, with a special emphasis on start-up law. Mavis also worked as a Special Investigator for the California State Legislature Auditor General's Office. Mavis earned her JD from the University of California, Hastings College of the Law, her MBA from University of California, Irvine, and her BA from University of California, Davis.

Mavis Yee
Board Member

May is responsible for special projects, as well as strategic support for Tumml's cohort companies. After practicing as a lawyer, May worked in social impact and startup consulting. She earned her Bachelor of Economics and Bachelor of Laws from the University of Sydney. She is an MPP candidate at the Harvard Kennedy School of Government. May is also an Australian Sir John Monash Scholar and a Gleitsman Leadership Fellow at Harvard's Center for Public Leadership.

May is responsible for special projects, as well as strategic support for Tumml's cohort companies. After practicing as a lawyer, May worked in social impact and startup consulting. She earned her Bachelor of Economics and Bachelor of Laws from the University of Sydney. She is an MPP candidate at the Harvard Kennedy School of Government. May is also an Australian Sir John Monash Scholar and a Gleitsman Leadership Fellow at Harvard's Center for Public Leadership.

May Samali
Resident Advisor

Chris is President of Platinum Advisors, California’s largest public affairs firm, representing companies like Airbnb and Zipcar. He served as the Finance Director of Gavin Newsom’s first mayoral campaign and Chairman of the Mayor’s re-election and inaugural committees. Chris serves on the Board of the Municipal Fiscal Advisory Committee, SPUR, the San Francisco Host Committee, and Lycée Français de San Francisco. He is also a Founding Trustee of the Laborers’ Union Community Service and Training Foundation. Chris served in the US Army and earned his Bachelor’s degree from UCLA.

Chris is President of Platinum Advisors, California’s largest public affairs firm, representing companies like Airbnb and Zipcar. He served as the Finance Director of Gavin Newsom’s first mayoral campaign and Chairman of the Mayor’s re-election and inaugural committees. Chris serves on the Board of the Municipal Fiscal Advisory Committee, SPUR, the San Francisco Host Committee, and Lycée Français de San Francisco. He is also a Founding Trustee of the Laborers’ Union Community Service and Training Foundation. Chris served in the US Army and earned his Bachelor’s degree from UCLA.

Chris Gruwell
Board Member