Team: Management & Advisors | Fellows →

Kesha Cash, Jalia Ventures, Director of InvestmentsKesha Cash

Director of Investments

Ms. Kesha Cash brings a unique mix of experience from traditional finance, consulting and impact investing. Prior to Jalia Ventures, Kesha worked as a mergers and acquisitions analyst at a top-tier investment bank for three years and then founded a consultancy that focused on business development and fundraising for inner-city entrepreneurs. In 2009, she worked in London at Bridges Ventures, a leading UK community investment firm that delivers both financial returns and social / environmental benefits.

Kesha received her BA in Applied Mathematics from the University of California, Berkeley and her MBA from Columbia Business School. While at Columbia, Kesha served as co-chair for the Columbia Business School Bernstein Leadership and Ethics Board and received the 2010 Nathan Gantcher Prize for Social Enterprise. Kesha is also a member of the Columbia Advisory Committee on Social Responsible Investing and advises the Trustees on ethical and social issues that arise in the management of the investments in the University’s endowment.

Clarissa Middleton, Jalia Ventures, AssociateClarissa J. Middleton


Mrs. Clarissa Middleton is a 2009 graduate of The Tobin College of Business at St. John’s University where she graduated with distinguished honors and was a member of The President’s Society. Clarissa holds a B.S. in Finance, Cum Laude, with a focus on equity investments, strategic management, and micro-finance.

While at St. John’s, she worked with a team of 15 top business students to manage a $2 million equity endowment fund for the university. Clarissa was also the inaugural manager for a fixed-income portfolio, G.L.O.B.E., for micro-lending communities globally and had the pleasure of meeting Muhammad Yunus.

Upon graduating, Clarissa worked as a financial analyst at AXA Equitable. While at AXA Equitable, she served as the Financial Literacy Committee Chair of AXA BLACC, Building Leadership and Culture Connections.


Josh Mailman, Jalia Ventures, Investor and AdvisorJosh Mailman

Investor and Advisor

Mr. Josh Mailman is a veteran angel investor and philanthropist and has made more than 80 early-stage investments for both himself and on behalf of friends who he advises. Mr. Mailman is the managing director for Serious Change LP, a $50 million global impact investing fund with more than 50 portfolio companies across a range of impact areas.

In 1987, Josh and fellow philanthropist Wayne Silby founded Social Venture Network. SVN is dedicated to inspiring a community of business and social leaders to build a just economy and sustainable planet. SVN has spawned other similar and successful ventures specializing in investments for social good, including Investors’ Circle, Net Impact, and the Threshold Foundation.

Mr. Mailman is a board member of Blacksmith Institute, the Mailman School of Public Health, the Fund for Global Human Rights, Witness, Sigrid Rausing Trust, U.K., and the Joshua Mailman Foundation.

Mark Miles, Jalia Ventures, AdvisorMark Miles


Mr. Mark Miles, an innovator and inventor, has more than 100 patents to his credit and is currently engaged in R&D for a suite of technologies to enable cost-effective, renewable, distributed power generation. After graduating from MIT, he co-founded several companies including Etalon Inc., Iridigm Display Corporation, and HotEarth Enterprise. Iridigm was acquired by Qualcomm in 2004.

Since 2004, Miles has been active in the arts and philanthropy. While living in Tokyo and San Francisco from 2005 – 2009, he supported Multispace, a digital arts venue/platform for media artists and performers, and performed in Tokyo-based band Chaos Theory. In 2009 and 2010, he was executive producer of Google Woman, a multi-media dance performance staged in San Francisco.

Miles’ philanthropic efforts include support for international entities such as the Shine a Light and SOARE foundations, which provide educational and medical services to needy children in Brazil and Vietnam respectively.