Altasciences
Research clinicCypress, CA
Up to $32,450top listing seen Oct 24, 2026
See paid studies (opens in a new tab)Research clinic
A CenExel center in Sherman Oaks focused on neuroscience and mental-health studies, including Alzheimer’s, ADHD, depression, migraine and anxiety.
Pay shown on listings
Most listings show an “up to” amount ($750 to $5,500 on Oct 23, 2026); some say TBD.
See their paid studies (opens in a new tab)Advertised amounts are usually maximums. You may not qualify, may be kept as an alternate, or may receive less if you don’t complete every visit.
Study types
Link status: Working · checked Oct 23, 2026
Cypress, CA
Up to $32,450top listing seen Oct 24, 2026
See paid studies (opens in a new tab)Salt Lake City, UT · Lenexa, KS · San Antonio, TX
Up to $30,000top listing seen Oct 24, 2026
See paid studies (opens in a new tab)Baltimore, MD
Up to $26,300top listing seen Oct 24, 2026
See paid studies (opens in a new tab)