Stellar Biotechnologies, Inc. (Stellar) is an international biotechnology company. Stellar is engaged in the research, development, manufacture and commercialization of Keyhole Limpet Hemocyanin (KLH), and related products and technologies. The Company offer Stellar KLH products for preclinical and clinical applications, such as HMW and subunit protein in various grades, formulations and configurations, as well as certain preclinical in vitro diagnostic kits. Its customers include biotechnology and pharmaceutical companies, academic institutions, and clinical research organizations. The Company products include HMW and subunit KLH protein in various grades, formulations and configurations, as well as certain preclinical in vitro diagnostic kits. Products offered include: Stellar KLH Protein for Vaccine Conjugation; Stellar KLH Protein for T-Cell Dependent Antibody Response (TDAR) and Immune Function Testing, and Custom KLH Formulations, Conjugations and Fill Finishes.