Our Company

TOKU-E Company is an ISO 9001:2015 certified company with expertise in antimicrobial fermentation, manufacturing, and purification/separation technologies and employs experienced Ph.D level scientists and engineers from around the world. Our primary focus is to manufacture and supply a wide range of newly studied and routinely used antimicrobial compounds for use in numerous in vitro research applications including eukaryotic cell culture, microbiology, plant biology, virology, and cancer research. In addition to our unique product line, we also offer antimicrobial purification, cell culture testing, and custom product packaging and labeling services (see “Services” page for more).

As an antimicrobial expert, TOKU-E Company is committed to serving the worldwide life sciences industry by providing innovative antimicrobial products with consistent quality and useful resources to scientists who rely on quality antimicrobials for their research. With numerous R&D facilities, TOKU-E Company scientists strive to develop innovative antimicrobial products characterized by low cell toxicity, high purity, and consistent quality.

TOKU-E Company has expanded over the past several years and currently has a global presence with facilities located in Bellingham, Washington (U.S.); Shanghai, China; Gent, Belgium; and Singapore. 

Bellingham, Washington - Headquarters

  • Product packaging and labeling
  • QA/QC testing
  • R&D

Shanghai, China

  • Manufacturing and sourcing
  • QA/QC

Gent, Belgium

  • EvoPure laboratory – antimicrobial purification and separation
  • Microbiology and cell culture testing
  • QA/QC
  • R&D
  • Sales and customer service


  • TOKU-E Contract Research Organization (CRO)
  • Large scale antimicrobial purification and separation


References in Scientific Literature
TOKU-E Company products are widely distributed to major life science companies and research labs around the world. Over the past several years, scientists in various disciplines from cell culture to chemical engineering have trusted the quality of TOKU-E’s products for use in their invaluable research. TOKU-E Company’s vast customer base and reputation for quality products has led to numerous publications of peer reviewed articles which have referenced TOKU-E products. Click here for a complete list: In the Literature 



TOKU-E Company was founded in 1981 in Tokyo, Japan. Throughout the 80's, TOKU-E concentrated on fermentation products. Due to market demand, the company diversified and began making instruments for animal health and then on to dispensing needles for electronic applications. In the 90's, TOKU-E expanded efforts into biotechnology and pharmaceutical research, and gradually became the world's leading supplier of antibiotics for biopharmaceutical, diagnostic and biotechnology research. Today, TOKU-E has a global presence with facilities in the United States, Europe, China, and Singapore, and employs top engineers and specialists from all over the world.