Welcome to QSI!

Quality Services International GmbH

QSI is the leading laboratory for quality control of food, honey & drugs.

As an independent German laboratory and consulting services provider* QSI is the reliable and officially authorized partner of production, trade, and export as well as associations and institutions on all matters concerning product safety, quality assurance and hygiene of foodstuffs, honey, pharmaceuticals as well as cosmetics.

Our expertise of 60 years with a broad analytic spectrum has been officially accredited and our tailor made special solutions leave nothing to be desired. With our unique full service enterprise network under the umbrella of the Tentamus Group we are able to offer the complete analytics and innovative solutions for national as well as international specifications of external quality control – even for special requests.

We guarantee the highest levels security and competence through the use of the latest equipment, operated by qualified and highly experienced professionals consisting of laboratory technicians, biologists, chemists, pharmacists and food chemists. We also substantiate the reliability of our chemical analytics – up for 60 years and running – regularly through successful participation in round robin tests.

As a consultancy (e.g. for EU projects) our team is busily active round the world – in a solution-oriented and flexible manner.

Please see for yourself! We will happily submit a tailor made offer especially made to suit your requirements. We are looking forward to your inquiry – and will find the best solution for you!

* Consulting is not covered by the scope of the accreditation.






Royal Jelly








Herbal Infusions




... for Cosmetic Raw Materials & Pharmaceuticals, please visit:



… for further products see: www.bilacon.de


... Analyses for GMO and allergens see: www.lifeprint.de

  • bilacon GmbH
  • lifeprint GmbH
  • BAV Institut
  • Analytical Resource Laboratories
  • LAB Sl.
  • Columbia Food Lab
  • Tentamus QTS
  • PIXIS Labs
  • Agriparadigma
  • Laboratorio Control


Personal Consultation

+49 – (0)421 – 5966070

Mon. – Fri. 8.00 a.m. – 5.00 p.m. (CET)

Fax: +49 – (0)421 – 59 66 07 19


© QSI - Quality Services International GmbH All Rights Reserved