Klaus Weber was born in East Germany and became a veterinarian and a biologist, and is currently studying in parallel to his professional activities geology at the University of Bern. He was working in laboratories in East German and also, for several years in human pathology. With over 25 years of professional experience in human and animal pathology. Weber was from 1991-2011 head of pathology at RCC/Harlan Laboratories. Klaus Weber has experience in all laboratory species including fish and invertebrates. His area of work covers short and long term as well as oncogenicity studies with specialties in implant pathology, neuropathology, inhalation pathology, bone marrow differentiation and various other topics. His work resulted in numerous presentations and publications. He founded in 2004 AnaPath GmbH in Switzerland, a holding that covered ten independent pathologists. After termination of his contract with Harlan Laboratories, he founded by the end of 2012 a new company in Switzerland called AnaPath Services GmbH, functionally active from spring 2013 onwards that covers with 32 technicians all subjects on the field of toxicological pathology including necropsy at client sites and histotechnique including all specialties.
His research mainly focuses on neuropathology, bone marrow differentiation and oncogeniity.