- New York Memory and Healthy Aging Services
- Clinic specializing in Ayurvedic and Tibetan methods to combat aging and maintain mental health. Located in New York, New York.
- WeeksMD.com - Dr. Bradford S. Weeks, M.D.
- Corrective health, research, holistic medicine and non-traditional viewpoints on the practice of traditional medicine. Located in Washington.
- Preventative medicine for health, wellness, longevity and anti-aging therapies using diagnostic technology and hormone replacement therapy. Located in California.
- British Longevity Society
- Non-profit life extension organization. News and directory of anti-aging drugs.
- Los Angeles Gerontology Research Group
- Holds regular seminars on possible clinical interventions against the aging process and related topics in growth and developmental biology. Includes rosters and photographs of those living past the age of 110.