Paid Clinical Trials in Colorado
We didn’t find a strong local Phase 1 unit for healthy volunteers in Colorado. These are the high-paying companies people travel to, so plan carefully before booking anything.
Nearest hubs: Limited dedicated HV Phase1; use national travel (SLC ICON is closest major high-pay hub)
Companies to consider from Colorado
- SLC 801-269-8200
ICON Early Phase (SLC / Lenexa / San Antonio)
See current studies and pay on the company site.
- 1-866-429-3700
Fortrea Clinical Trials (Dallas / Daytona / Madison / San Antonio)
See current studies and pay on the company site.
PPD Early Phase (Austin / Las Vegas / Orlando)
See current studies and pay on the company site.
- 1-866-445-7033
Celerion (Tempe AZ / Lincoln NE)
See current studies and pay on the company site.
- Baltimore 877-617-8839; LA 888-228-7425
Parexel Early Phase (Baltimore / Los Angeles)
See current studies and pay on the company site.
- LA 1-866-461-2526; KC 913-213-2970
Altasciences (Cypress CA / Overland Park KS)
See current studies and pay on the company site.
Pharmaron US Clinical Trial Recruitment · Baltimore hub / US recruitment
See current studies and pay on the company site.
- 1-800-597-4507
Spaulding Clinical (West Bend WI) · West Bend, WI
See current studies and pay on the company site.
- 513-366-3222
Medpace Phase I Unit (Cincinnati) · Cincinnati, OH
See current studies and pay on the company site.
- 1-800-254-6398
Pfizer Clinical Research Unit New Haven · New Haven, CT
See current studies and pay on the company site.
Search tools for more studies
Use these to discover more companies, then apply on the company’s own site.
- ClinicalTrials.gov (opens in a new tab)
- StudyScavenger (search by compensation) (opens in a new tab)
- Just Another Lab Rat (Phase 1 clinic directory) (opens in a new tab)
- CenterWatch (opens in a new tab)
- Antidote (opens in a new tab)
- WithPower (opens in a new tab)
- Find Paid Clinical Trials (opens in a new tab)
- Trials Today (opens in a new tab)
Company list researched October 24, 2026; links checked the same day. Pay amounts shown only where we verified them on the company’s own site (October 24, 2026).