Evotec Ltd. (Abingdon, UK) : Evotec Ltd. is a leader in drug discovery and development services. Evotec provides medicinal chemistry support to Panacos programs on a fee-for-service basis.

University of North Carolina at Chapel Hill (Chapel Hill, NC) : Professor K.H. Lee is a leading natural products medicinal chemist with whom Panacos collaborates to screen natural products, and identify and optimize novel antiviral drugs.

National Cancer Institute (Frederick, MD) : Panacos has a Cooperative Research and Development Agreement (CRADA) with a leading scientist at the National Cancer Institute, Dr. E. Freed, to study HIV maturation inhibition.