Callio Therapeutics, Inc

Headquartered in Seattle and Singapore, Callio Therapeutics is focused on realizing the promise of multi-payload antibody-drug conjugates to transform cancer patient outcomes. The company is developing next-generation, multi-payload antibody-drug conjugates (ADCs) that feature differentiated payload and linker technologies that enable targeted delivery of multi agents to tumor cells to maximize therapeutic benefit. Callio Therapeutics' lead program is a HER2-targeted dual-payload ADC. Callio Therapeutics was created by Frazier Life Sciences, a longstanding investment firm focused on innovative therapeutics, based on ADC technology and programs exclusively in-licensed from Hummingbird Bioscience.