FZata is a biotech company that develops antibody-based therapeutic and preventive medicines. It offers Tetrabody, a platform to create immunoglobulin G (IgGs) based on human variable heavy (VH) domain antibodies, and Bioengineered Probiotic Yeast Medicines (BioPYM), a platform to create genetically modified organisms (GMO) probiotic yeast that expresses protein therapeutics.