Mosaic ImmunoEngineering, Inc. is a development-stage biotechnology company, which engages in the development of immunotherapies for the treatment of cancer. Its pipelines include human and veterinary immuno-oncology programs. The company was founded by Steven King, Paul Lytle, Nicole F. Steinmetz, Jonathan K. Pokorski, Steven N. Fiering, and Robert Garnick on August 21, 2020 and is headquartered in Huntington Beach, CA.