The leadership team for Net Impact @ Smith is comprised of dedicated first and second year MBA students from both the full time and part time programs at the University of Maryland.

Blake Carlton


After studying Journalism at New York University followed by a 3-year stint working for online souvenir shop, Blake’s passion for helping others and his interest in Brazilian culture led him to pursue a volunteer opportunities in Palmeiras, Brazil with the Environmental Group of Palmeiras (GAP). The two-month project turned into a three-year stint abroad, during which time Blake continued to promote GAP’s causes, write grant proposals for their social and cultural projects and acted as a project coordinator and photography teacher for the organization. Returning to the US, Blake chose to pursue an MBA/MPP Dual Degree at UMD so as to attain the necessary skills to better assist GAP. After his first year of studies, Blake interned with Agora Partnerships which accelerates entrepreneurs around the globe. Blake hopes that his experience at UMD and with Agora will provide him the skills necessary to help GAP and many other small nonprofits and start-ups to function more efficiently, thereby helping to improve the lives of the highest number of people possible.

Tom Jepsen

Executive VP

Tom came to Smith with six years’ professional experience in the b2b software for the capital markets and commercial real estate industries. His focus is on sustainable management, social enterprise and management consulting. Tom received a BA in Economics and International Affairs from the University of Colorado, Boulder. Outside of academics, he plays intramural soccer and flag football for Smith and spends his limited free time traveling the world with his wife.

Luis Felipe Espinosa

VP – Finance and Business Development

Luis is a second year MBA student focusing in finance and entrepreneurship, with special emphasis in impact investment. With six years experience as an international corporate lawyer, he has participated in numerous cross-border M&A transactions and corporate finance operations which included socially relevant endeavors, such as the IFC’s financing of the construction of a renewable energy plant in a rural region of Peru, or the implementation of the Brazilian Development Bank’s export-import program in Peru. Luis has also advised social value creating start-up companies like MiDoctorcito, a small health provider that recently received funding from U.S. angel investors and is now expanding its operations to eleven facilities located in poor sections of the city of Lima, Peru. He is currently working as a Credit Reporting Analyst at The World Bank. Luis enjoys music, sports and the outdoors.

Mattie Ressler

VP – External Relations

Mattie is pursuing dual Master’s degrees in Business Administration and Public Policy, focusing on Strategy and Entrepreneurship and on International Security and Economic Policy. Mattie is interested in the use of digital strategy for human rights promotion and humanitarian relief in civil conflict and disaster situations. Mattie has worked with domestic and international non-profit organizations to assess and report on disaster relief programs in Haiti, Turkey, Mali, Somalia, Sri Lanka, Thailand, and the Philippines. Mattie earned her Bachelor of Arts degree from the School of International Service at American University, graduating cum laude in 2008. At American University, she conducted research on peace and security issues relating to the reintegration of ex-combatants and state security forces in South Africa, Sierra Leone, Angola, and Colombia.



Amanda Mendoza

VP – Marketing

Amanda is a dual degree, MBA/MPP candidate focusing on philanthropy, change management, and education reform. In addition, she is also a Student Affairs Resident Fellow for the Department of Fraternity and Sorority Life with Alpha Sigma Phi. Before coming to Smith she worked for over three years as a Legislative Aide for Senator Benjamin L. Cardin (D-MD). Her portfolio included a wide range of issues including education, environment, animal welfare, labor, and agriculture policy. While on the Hill she further developed her passion for education as a lunchtime reading mentor with Everybody Wins! DC at Brent Elementary School.  Amanda graduated from Stanford University in 2008 with a B.A. in International Relations where she was an active member of Chi Omega Fraternity, the director of Alliance Streetdance, and lead the “Call to Serve” Initiative at the Haas Center for Public Service.




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