Board of Directors

Charles is a social entrepreneur based in London. Since 2009, he has specialized in helping cities cultivate new innovation districts through a combination of workspace development, support programs, and community facilitation. He founded The Trampery, which has been involved in the realization of two clusters in London and Oslo, Norway. Clients and partners include the UK Prime Minister's Office, Publicis Worldwide, Barbican Centre, the City of Oslo, and the British Fashion Council. Charles studied social and political sciences at St. John's College, Cambridge, and went on to study with Lord Young of Dartington, one of the architects of Britain's post-war society. He sits on the mayor of London's Workspace Providers Board, helping develop policy for London's entrepreneurial sector.

Mr. Gitenstein was formerly special counsel in the Government & Global Trade practice in Mayer Brown LLP’s Washington, DC office. He was appointed in 2009 by President Barack Obama to serve as the United States Ambassador to Romania, completing his term of service at the end of 2012. Along with Ted Kaufman, Mark was Co-Chair of Vice President Biden’s transition team in 2008. As US Ambassador to Romania, Mark actively promoted a fair and transparent environment for all investors and encouraged greater private sector involvement in state-owned enterprises. In 2012, Romanian President Traian Băsescu awarded Mark with the Star of Romanian Grand Cross, the country’s highest civil order. Before undertaking his ambassadorial role, Mark spent two decades as a partner at Mayer Brown. He was also previously the executive director of the Foundation for Change, Inc. and held several senior-level government positions, including chief counsel to the US Senate’s Judiciary Committee and chief counsel for the Judiciary Committee’s Subcommittee on Criminal Justice. He also served as counsel to the US Senate Intelligence Committee and counsel to the Senate Subcommittee on Constitutional Rights.

Mark is the author of Matters of Principle, an award-winning book on his experience managing the Judiciary Committee staff during the confirmation battle over the nomination of Robert Bork to the Supreme Court.

His clients include publicly traded and privately held organizations, and he advises clients in financial services and private equity, and organizations in the nonprofit and public sectors. Reto is also co-founder of, and advisor to, the Board Mentoring Program. This program focuses on pairing experienced chairs and members of boards with strong female board candidates, with the aim of increasing gender diversity on boards. Before founding and running an international search firm with offices in London, Zurich, and New York, Reto was the European head and managing director of A.T. Kearney's executive search and talent practice, where he led a team of 80 consultants in 10 office locations across Europe. He started his consulting career at a search firm with a European advisory focus. Reto is fluent in French, German, and English.

Before joining Altos, Anthony led marketing efforts for three start-up companies, including Evolve Software (later acquired by Oracle). Anthony also co-founded and co-chaired the C100, a network of top Canadian technology leaders dedicated to supporting Canadian entrepreneurs.

He is a member of the Pacific Council on International Policy and served as a term member of the Council on Foreign Relations. Anthony is also a founding member of the Full Circle Fund, a venture philanthropy group based in San Francisco. Anthony received his MBA from Stanford University and earned a B.A. in politics and economics from Princeton University.

Shiela previously served as VP of Alliances and Development & General Counsel for TechSoup and led a team of legal experts in nonprofit structures across the world. Ms. Warren joined TechSoup to found NGOsource, an innovative new service to support foundations giving grants outside the US, which was created with the Council on Foundations. Prior to TechSoup, she worked at prominent law firms in San Francisco and New York City, including Cravath, Swaine & Moore LLP. Ms. Warren holds an AB in economics, magna cum laude, from Harvard College and a JD from the Harvard Law School. Ms. Warren has lived and worked in India.