EDI GmbH (EDI) is a contract research organization engaged in provision of contract research and development laboratory services for pharmaceutical, cosmetical, and chemical industries. It focuses on the functional characterization of immuno-biologically active substances or materials. The company provides services such as contract research, clinical development, contract development, regulatory affairs, translations and consulting. In addition, it also offers services in the areas of immunopharmacology and immunotoxicology, and cell biology, as well as in the development of custom-tailored cell culture systems and immunoassays. It involves in immuno-pharmacological and immuno-toxicological characterization primarily in human cell culture models; contract development of customized cellular and non-cellular test systems, such as bioassays for quality control of recombinant proteins; and provision of consulting services around clinical trials for immunologically active drugs. It also focuses on the development of testing device for functional immune diagnostic, as well as provides services for the testing of biological materials, such as herbal extracts and probiotics. The company is headquartered in Reutlingen, Germany.