Hermann co-founded Amadeus Capital Partners in 1997 with Anne Glover, bringing decades of experience as a technologist, entrepreneur, and venture capitalist. Over the course of his career, he has founded or co-founded numerous companies across a wide spectrum of technology sectors.
Notable ventures include Acorn Computers—where he played a pivotal role in spinning out ARM—alongside the Active Book Company, Virata, Net Products, NetChannel, and Cambridge Network. He was also a founding director of IQ (Bio), IXI Limited, Vocalis, SynGenix, and Advanced Displays Limited (acquired by Cambridge Display Technology), as well as Electronic Share Information, E*Trade UK, and many others.