Campbell Rinker

Market ResearchCalifornia, United States2-10 Employees

Campbell Rinker is a small market research firm based in Crestline, California, specializing in studies of donors, members, and alumni for nonprofit organizations. It focuses on understanding donor motivations and behavior and is recognized as a pioneer in Donor Satisfaction research, with its Donor Confidence Report published since 2008. The firm has completed hundreds of projects for major nonprofits, including CARE, the Museum of Modern Art, and the American Red Cross.

It also publishes syndicated studies that explore donor perceptions of specific nonprofit sectors and attitudes toward service providers. Its research has been cited by major outlets such as the Wall Street Journal and Huffington Post, reflecting its visibility in nonprofit market research.

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