Inspiring advances in bioprocessing, Repligen is a leader in bioprocess filtration, pre-packed chromatography and Protein A ligands development. Propelled by a culture of innovation and collaboration, and with a focus on cost and process efficiencies, our people and our technologies help meet critical bioproduction demands worldwide. Named one of the fastest growing biotech companies in the USA, Repligen is headquartered in Waltham, Massachusetts with major manufacturing sites in Massachusetts, California, Sweden, and Germany.
Repligen offers the broadest range of hollow fiber and flat sheet filtration technologies for cell culture and purification, featuring XCell® ATF Systems, Spectrum® KrosFlo TFF Filters and Systems and TangenX® Flat Sheet TFF Cassettes. As the expert in pre-packed chromatography technology, Repligen offers OPUS® Pre-packed Columns with unparalleled flexibility and scalability from bench- to production-scale. Since 1985, Protein A affinity ligands manufactured by Repligen have been routinely used to purify most of the world’s monoclonal antibodies.