Our Story

Gradalis®, Inc. is a fully integrated biotechnology company based in Dallas, Texas that focuses on the development, manufacturing, and commercialization of drugs, vaccines, tools, and diagnostics primarily in the area of cancer. Gradalis® has its own GMP manufacturing facility along with highly skilled technical leadership and staff and a strategic partnership with Mary Crowley Cancer Research Centers for clinical development of Gradalis® products.

  • Joseph M. Limber, President and CEO
  • John Nemunaitis, MD, Chief Medical Officer and Founder
  • Frederick A. Fletcher PhD, JD, Senior Vice President, Operations and Chief Technical Officer
  • Neil Senzer, MD, Scientific Director
  • David M. Haselwood, MBA, MPH, Head of Business and Corporate Development
Board of Directors
  • David M. Shanahan, Chairman and Founder
  • Thomas W. Lyles, Jr.
  • John Nemunaitis, M.D.
  • Joe Cunningham, M.D.
  • John McHale
  • Merrick Reese, M.D.
  • Harry Jacobson, M.D.
  • Scott Seaman