Geoffrey von Maltzahn (born July 22, 1980) is an American biological engineer and businessman in the biotechnology and life sciences industry who has founded a number of companies including Indigo Agriculture, Sana Biotechnology, Kaleido Biosciences, Seres Therapeutics, Axcella Health, Generate Biomedicines and Tessera Therapeutics. He has over 200 bioengineering and biotechnology patents and applications.