About Elwyn

Marlah Bonner

Senior Vice President of Advancement

Marlah Bonner is an accomplished fundraising and development executive with more than 20 years of experience spanning both the corporate and nonprofit sectors. After beginning her work in the pharmaceutical and consumer brands industries, she followed her longstanding passion for service into the nonprofit field, where she has dedicated her career to advancing mission-driven organizations.

As a development leader, Marlah brings extensive experience overseeing philanthropy, strategic planning, and business development. Her work has resulted in major, principal, institutional, and planned gifts that have expanded access to education, enriched communities, and supported the arts. Marlah most recently served as Vice President of Development at the League of American Orchestras. She has also held leadership positions at the University of Illinois at Urbana-Champaign, the University of Delaware, and the Philadelphia School Partnership (now Elevate215), and founded a consulting firm supporting charitable start-ups and nonprofits.

Marlah earned a Bachelor of Science in Business Administration from Penn State’s Smeal College of Business and an MBA from Temple University’s Fox School of Business.

  • What motivates me to wake up and go to work is making an impact in the behavioral health industry and in the lives of the children and parents we serve.

    Maureen Masarik, PsyD

    Vice President of Children's Behavioral Health Services
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