BioProcessing, Inc. The company, located in scenic Portland, Maine, is a primary manufacturer of specialized raw materials for use in the Diagnostic Industry. Our product line includes novel tumor marker proteins, monoclonal antibodies and diagnostic control serums for clinically approved and novel immuno-assays. In addition, the company also provides Contract Hybridoma and large-scale in-vitro Cell Culture services for the Biotechnology Industry. The company was incorporated in June of 1991. Through the efforts of its founder the company has in place a highly trained staff of experienced biochemists and support personnel. The over 10,000 square foot facility is equipped with a state-of-the-art cell culture facility that features continuous perfusion type bioreactors as well as an automated chromatography laboratory for protein purification.