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About Us

Donor Abacus™ is an emerging fundraising tech provider of paradigm-changing donor development and management tools for nonprofit fundraisers. Its first product, the Abacus calculator, was created by Larry Raff. 

Abacus was born out of Copley Raff’s Master Gift Officer™ program, which improves the quality and professionalism of advancement executives and is credited with providing transformational insights that vastly improve major gift performance. Abacus was formed through a strategic investment from Copley Raff.

About Larry G. Raff

larry g. raffAbacus Founder Larry G. Raff is also President and Principal of Copley Raff, Inc., a US and international management and fundraising consulting firm specializing in raising the sights for nonprofit organizations and helping them meet aspirational goals. For the last 20 years, as head of Copley Raff, Larry has consulted with more than 200 nonprofit organizations. He has been campaign counsel to dozens of campaigns ranging from $2M to $200M, served as interim senior leadership, facilitated board development retreats, and conducted many strategic advancement planning efforts. Previously, he worked for 20 years as a senior-level front-line advancement executive in healthcare, biomedical research, and human services.

Larry has authored the GivingTake blog since 2011 and is co-founder of planMGO, a four-day Master Gift Officer™ event dedicated to improving the quality and professionalism of development executives. The program has trained hundreds of professionals from across the US and has been credited by attendees with providing transformational insights that have led to vastly improved major gift performance.

Contact Larry