Charly Kleissner

Co-Founder, KL Felicitas Foundation

Dr. Charly Kleissner is an impact investor and philanthropic entrepreneur utilizing his high technology background in his venture philanthropy. Together with his wife Lisa he co-founded KL Felicitas Foundation (, which focuses on (a) enabling social entrepreneurs and social enterprises worldwide, and (b) on advocating impact investing. Dr. Kleissner co-founded Social-Impact International (, which helps social entrepreneurs worldwide to accelerate and increase their social impact. Dr. Kleissner also co-founded Toniic (, a global network of action-oriented impact investors.

Dr. Kleissner serves on the Advisory Board of the not-for-profit companies Global Social Benefit Incubator and Hub Company. Dr. Kleissner is supporting multiple social venture and micro financing funds committed to double and triple bottom line returns. He serves on the Board of ImpactAssets and is the chairman of ImpactAsset's Investment Committee; he serves on the Advisory Council of MicroVest, Ennovent, and Acumen Capital Markets I. Dr. Kleissner also serves on the Board of Dasra and Healthpoint Services.

Dr. Kleissner has over twenty years of experience as a senior technology executive in Silicon Valley. He held executive and senior engineering management positions at Ariba Inc., NeXT Software Inc., Digital Equipment Corp., and Hewlett-Packard Company.

Dr. Kleissner is teaching workshops and seminars about social entrepreneurship, entrepreneurial leadership, social enterprises, impact investing, and hybrid business models and financing structures.

Dr. Kleissner earned his M.S. and Ph.D. in Computer Science from the University of Technology, Vienna. He authored two software patents and published numerous articles. Dr. Kleissner is co-author of 'Solutions for Impact Investors: From Strategy to Implementation'. He received the 'Distinguished Alumnus' award from the University of Technology, Vienna.