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QSI – Quality Services International

Bremen, Germany


  • Chemical Analyses
  • Microbiological Testing
  • Residue Analysis
  • Sensory Testing


  • Dietary Supplement
  • Food
  • Food Contamination
  • Origin Verification & Quality Assurance of Food


  • Labelling
  • Startup Consulting

Special Services

Analysis of Honey, Coffee, Tea, Cannabis and Pharma

QSI is a leading food, honey and trade laboratory in the field of quality control. We offer independent laboratory and consulting services in the fields of food, pharmaceutical and cosmetic products and are thus the reliable and officially authorized partner for production, trade and export as well as associations and institutions when it comes to product safety, hygiene and quality control.

Our 60 years of expertise with an extensive range of analyses is state accredited and our customized special solutions leave nothing to be desired. Thanks to our unique full-service company network under the umbrella of Tentamus, we are able to offer complete analytics and innovative solutions for national as well as international external quality control requirements - even for special requests. We guarantee the highest level of safety and competence through our laboratory equipped with the latest technology and our highly qualified and motivated team of laboratory technicians, biologists, chemists and food chemists. The reliability of our chemical analysis, which has been carried out for 60 years, is also regularly proven in successful interlaboratory tests. As a consulting company (e.g. for EU projects), our team operates worldwide - solution-oriented and flexible.

We would be pleased to submit you an offer tailored to your needs. We look forward to your inquiry - and will find the best solution for you!

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