social impact exchange team

Meet the Team

IMG_0947 Alex Rossides 2B

Alexander Rossides

Founder and President

Alexander brings extensive experience as a social entrepreneur, business executive and investor to GPN…

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Alexander Rossides​

Alexander Rossides brings extensive experience as a social entrepreneur, business executive and investor to GPN. Mr. Rossides has led both nonprofit and for-profit organizations. He has experience managing the growth of organizations, raising capital, developing affiliate networks and partnerships, and developing systems and technologies that enable information and knowledge sharing. Mr. Rossides served as the CEO of Interactive Video Technologies (IVT), a company he helped found and grow into a leading provider of online video technology that was successfully sold. Prior to IVT, he served as Managing Director of Digital Evolution Venture Capital (DE), where he managed the operations of the firm, raised investment capital for portfolio companies, oversaw investments in healthcare, technology and media companies and served as a Board member in a number of DE portfolio companies. Prior to DE, Mr. Rossides served as a management consultant at Towers Perrin in the strategy and organizational effectiveness practice, where he focused on client engagements in the public, health and financial sectors.

Prior to founding GPN in 2005, Mr. Rossides´ focus in the social sector had been in the areas of civic engagement, and youth education and development. In 1990 Mr. Rossides founded and led the Corporate Community Initiative, a non-profit organization in New York City devoted to facilitating corporate volunteerism and delivering management assistance to nonprofits. In 1997 he initiated a college assistance program for students in inner-city Boston. Mr. Rossides has served in numerous volunteer and advisory positions with other nonprofits. He received his BA from Dartmouth College in 1986 and his MBA from Columbia Business School in 1996.

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Jennifer Cleghorn

Associate Vice President, Education

Jennifer brings extensive experience in working with foundations, nonprofits and government…

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Jennifer Cleghorn

Jennifer Cleghorn is Associate Vice President, Education at Growth Philanthropy Network/Social Impact Exchange. She brings extensive experience in working with foundations, nonprofits and government to further effective and impactful education programs and policies from early childhood through postsecondary education. With a strong understanding of strategy development, communications and management, Jennifer has advanced many educational efforts that work to fulfill the promise of educational opportunity for all students.

Jennifer has a deep background in bringing together government, nonprofits, practitioners, civic leaders, advocates, philanthropies and corporate executives to advance transformative initiatives in education. Most recently she served as a Senior Fellow at the Regents Research Fund, a nonprofit intermediary, and the Director of Education at the Team Pennsylvania Foundation. She also worked as a Special Assistant to the Secretary of Education at the Pennsylvania Department of Education and as a Program Officer at the Annenberg Foundation. Jennifer started her career as a teacher and youth development director.

Jennifer has an Ed.M. from Columbia University’s Teachers College in Curriculum and Teaching and a BA in Sociology and Anthropology from Earlham College.

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Margaret Linehan

Consultant

Margaret Linehan is the Finance and Operations Manager for Growth Philanthropy/Social Impact Exchange…

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Margaret Linehan

Margaret Linehan is the Finance and Operations Manager for Growth Philanthropy/Social Impact Exchange.  She accrued her financial knowledge from numerous positions in banking including Goldman Sachs, ING, ABN and RBS. She received an MBA in Sustainability from Antioch University and was the lead author for a chapter on Green IT in the Palgrave Handbook of Sustainability published by Palgrave Macmillan 2018.  She volunteers at the Sisters Farm CSA distribution center in Bronx, NY and enjoys a robust yoga practice in which she holds a Yoga Alliance certification.

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David Persky

Manager of Health Initiatives

David Persky is the Manager of Health Initiatives at SIE. He is also currently pursuing a Master of Science in Organization…

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David Persky

David Persky is the Manager of Health Initiatives at SIE. He received his BA from Oberlin College and his MS in Organization Development from American University. Prior to GPN, David served as an executive director for two premiere performing arts organizations and as a booking agent for a celebrated roster of touring artists. Realizing an aspiration to shift his career focus to the social sector, David is pleased to apply his skills in support of furthering SIE’s mission.

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Anne Sherman

Vice President, Nonprofit Strategy

Anne Sherman is Vice President, Nonprofit Strategy at Growth Philanthropy Network. Before GPN, she was Director…

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Anne Sherman

Anne Sherman is Vice President, Nonprofit Strategy at Growth Philanthropy Network. Before GPN, she was Director of Strategy at TCC Group, a consultancy that assists nonprofits, foundations, and corporate community involvement programs. Prior to TCC Group, she was community initiatives manager at Minneapolis Way To Grow, a citywide school-readiness initiative. Sherman holds a master’s degree in public affairs from the University of Minnesota Hubert H. Humphrey Institute for Public Affairs. Her volunteer work includes serving as chair of the governing body of the Center for Family Life in Sunset Park, Brooklyn, and as a member of the board of SCO Family of Services. She also serves on the selection committee of the New York Community Trust-New York Magazine Nonprofit Excellence Awards. Sherman is the co-author of Building Nonprofit Capacity: A Guide to Managing Change Through Organizational Lifecycles, published in 2011 by Jossey-Bass.

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Social Impact Exchange Board 2019

  • Rob Densen, Founder & CEO – Tiller, LLC
  • Paul Gilbert, Co-Founder & Former CEO – MedAvante
  • Antoinette La Belle, Senior Advisor and Former Managing Director & COO – Just Capital
  • Christopher Langston, Chief Executive Officer – Archstone Foundation
  • Banny Banerjee, Director and Founder Stanford Change Labs
  • Keisha Senter, Founder The Solution Senter
  • Alexander Rossides, Founder & President – Growth Philanthropy Network