(GR&C or during previous employment)
- AARP
- Academy for Educational Development / National Cancer Institute
- Albert Einstein Health Care Network
- Alpha-1 Foundation, Alpha-1 Association
- American Red Cross
- AmeriCorps/Dyncorp
- Aspen Institute
- Bethesda United Methodist Church
- Consumer Product Safety Commission
- Corporation for Public Broadcasting
- Charles & Lynn Schusterman Family Foundation
- D3 Systems
- Data Recognition Corporation (DRC)
- Fannie Mae
- Federal Emergency Management Agency
- Federal Reserve
- Federal Trade Commission
- Foundation for the Defense of Democracies
- Freddie Mac
- GEICO
- Hopkins-Nanjing Center - Johns Hopkins University
- ICF International / U.S. Department of Housing & Urban Development
- Immune Deficiency Foundation
- Impaq International
- Insight Policy Research
- Institute for Human Development / FERC
- Institute for Jewish & Community Research
- Ipsos
- John F. Kennedy School of Government - Harvard University
- Labor Institute on Public Affairs
- Maryland State Lottery
- Michigan Department of Community Health
- National Association of Realtors
- National Council on Teacher Quality
- National Opinion Research Center (NORC)
- National Public Radio
- Nuclear Energy Institute
- Synovate
- Temple Sinai
- The Gallup Organization
- The Ryland Group
- U.S. Department of Defense
- U.S. Holocaust Memorial Museum
- U.S. News & World Report
- U.S. Postal Service
- United Way of America