1. Home
  2. News
  3. Isotope Research Institute joins the Tentamus Group

Isotope Research Institute joins the Tentamus Group

Isotope Research Institute Inc. (“Isotope”) based in Yokohama, Japan, joins the Tentamus global network of laboratories.


Berlin/ Yokohama

The Tentamus Group today welcomes its newest member: Isotope Research Institute Inc. Specialized in the group’s key competencies of food safety services, the acquisition of Isotope further expands Tentamus’ international reach. Dr. Jochen Zoller, CEO of Tentamus Group, says, “Our labs and offices throughout the world strive to deliver high-quality routine and specialized testing services. Together with our Head-Office in Japan (Shin-Yokohama), we can expand our service offering in one of the biggest retail markets in the world, setting the foundation to provide our customers a truly global One-Stop-Shop while upholding the highest standards of quality and customer care”.

Akira Hanawa, founder of Isotope, added, “our long-term working relationship binds Tentamus and Isotope together. We are absolutely delighted to be part of the Tentamus Group which will give us the chance to further develop and strengthen our ability to provide excellent testing services yet preserve a personalized service to our customers. Combining Isotopes key expertise in isotopic analysis with Tentamus Japan increasing service offering of PCR and NGS tests enables us to provide a comprehensive service offering to our clients. Together with the existing expertise and knowledge within the Tentamus global network of laboratories and our unique set of expertise in the food safety industry and local Japanese market we are looking into a bright future for our clients, employees and us alike”.

About Isotope


Isotope is an independent contract laboratory based in Yokohama, Japan, founded in 2010. Since its inception the company has focused on the food manufacturing industry, offering Isotopic analysis for geographic and genetic identification. More so, Isotope is ISO 17025 accredited supporting private and public sector clients tackle the increasing problem of Food Fraud. For further information please visit www.isotope.sc




Akira Hanawa
Isotope Research Institute
Phone: +81 427 703 62 61

Dr. Yvonne Pfeifer
Tentamus Group GmbH
Phone: +49 162 230 26 39

Tentamus laboratories in your vicinity