Jacob Harold
Executive Vice President

Jacob leads Candid’s analysis of the social sector, crafting raw data into insights, practices, and a shared narrative for the field.

As president and CEO of GuideStar, he led its effort to unite with Foundation Center to form Candid in 2019. At GuideStar, Jacob oversaw a tripling of GuideStar’s reach, a new focus on programmatic data, and major partnerships with organizations like Facebook and the Gates Foundation.

Jacob’s philanthropy background runs from grassroots to global. He started his career as a grassroots organizer working on climate change for Green Corps, Greenpeace USA and Rainforest Action Network. He consulted for nonprofits and foundations at the Bridgespan Group from 2005 to 2006. Between 2006 and 2012, Jacob led grantmaking for the Hewlett Foundation’s Philanthropy Program; he managed $30 million in grants for a 21st-century smart-giving infrastructure. He joined GuideStar in 2012.

Jacob has been named to the Nonprofit Times Power and Influence Top 50 every year since 2014. He has written extensively on climate change and philanthropic strategy. His essays have been course materials at Stanford, Duke, Wharton, Harvard, Oxford, and Tsinghua.

He earned an A.B. from Duke and an M.B.A. from Stanford. He has additional training from Green Corps, Bain, the Chinese Academy of Sciences/Santa Fe Institute, and MIT. Jacob serves as a member of the board of the US Climate Action Network.

Jacob is from Winston-Salem, NC, where his parents ran small community-based nonprofit organizations. He lives in Washington DC with his wife Carolyn Sufrin, a physician-anthropologist, and their two sons.