About Us

Headquartered in Davis, California, Expression Systems is dedicated to supplying and servicing the baculovirus, cell culture and bio-industrial markets with innovative media formulations, complementary products and contract services. We specialize in baculovirus/host cell systems with an emphasis on insect cell culture and mammalian cell culture of insect cell and mammalian cell lines.

Baculovirus Expression Vector Systems

Our unique focus on BEVS applications helps researchers and clinicians in academic, biotech and pharmaceutical fields around the world work at the highest level of consistency. Our products and services are used by elite institutions, companies and labs around the world. At any step in the process, from gene synthesis to protein purification, Expression Systems helps achieve best-in-class results.

Quality Statement

Expression Systems is a GMP facility compliant to the following:

Cell Culture Media Manufacturing: 21 CFR Part 820

GMP Contract Services: Guidance for Industry cGMP for Phase 1 Investigational Drugs