F-star’s discovery engine rapidly creates bispecific antibodies by introducing target binding sites to the antibody constant region. F-star is the only biopharmaceutical company creating bispecific antibodies by modifying the constant region of an antibody and their Modular Antibody Technology offers unprecedented ease in the development and manufacturing of bispecific antibody products. F-Star is based in Vienna, Austria,with an R&D site in Cambridge, UK.