Jeffrey Appell

Chief Executive Officer

Jeffrey began working with nonprofits in 1997. Starting out as an intern at the San Francisco chapter of the Anti-Defamation League he went on to be a Development Associate at the Jewish Community Center of San Francisco and then at the Stern Grove Festival. He brought his nonprofit experience and a keen interest in new technology to Heller over 20 years ago, starting out as an Associate Consultant. Here he was able to tap into an expansive array of technical expertise. He tackled increasingly complex objectives and responsibilities, propelling him to excel in progressively more challenging roles. Jeffrey has progressed through a number of positions at Heller including Senior Consultant, Director of Professional Services, VP of Professional Services, President, and lastly, CEO. Today, he leads the firm’s largest and most complex CRM projects, directs Heller’s services teams and oversees overall business processes and objectives. Throughout his tenure, he has been charged with evolving the firm’s growth strategy and service delivery processes to deliver customized client projects. Jeffrey leads Heller’s vision to help our clients reach their potential and achieve their missions through maximizing the effectiveness of their systems, their strategies, their teams, to build and strengthen the clients’ constituent relationships.


  • B.A., History, University of California at Santa Barbara
  • M.A., History, San Francisco State University
  • Certification, Capital Campaign Management


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