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

Über die Tentamus Group GmbH

Tentamus Group GmbH

Tentamus Group GmbH was founded in 2011. Tentamus is a global product and safety group with a core presence in Europe, UK, Israel, China and the USA. Accredited and licensed Tentamus Group tests, audits and consults on all products involving the human body (food & feed, pharmaceuticals & medical, agrochemicals, cosmetics, agriculture & environment and nutraceutical & supplements). Tentamus Group is represented in over 50 locations worldwide. More than 2,500 highly-trained staff members work in over 1 million square feet of laboratory and office spaces. For further information please visit

Tentamus Group
An der Industriebahn 5
13088 Berlin, Germany

Firmenkontakt und Herausgeber der Meldung:

Tentamus Group GmbH
An der Industriebahn 5
13088 Berlin
Telefon: +49 (30) 206038-230
Telefax: +49 (30) 206038-190

Dr. Yvonne Pfeifer
Director Business Development
Telefon: +49 (30) 206038164
Akira Hanawa
Founder of Isotope Research Institute
Telefon: +81 427 703 62 61
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