Clients of Epplin Strategic Planning include:
- American Association for Justice
- Huntington Ingalls Industries
- Reset Tech
- Centerline Action
- 911 Victims Compensation Fund
- KED Strategies
Past Clients of Epplin Strategic Planning include:
- American Unity Fund
- Emerson Collective
- The Leadership Conference on Civil and Human Rights
- Americans for Carbon Dividends
- Paid Leave for All
- The Trevor Project
- Omidyar
- Southern Poverty Law Center