Humanigen, Inc. is a clinical-stage biopharmaceutical company. engages in the development of cell and gene therapies for the treatment of cancers through novel human granulocyte-macrophage colony-stimulating factor neutralization and gene-knockout platforms. The company was founded by Jeng-Horng Her & Robert F. Balint on March 15, 2000 and is headquartered in Essex County, NJ.