The companies that make up Bayesian Group create software and trading algorithms. Built on top of that technology are Financial services such as market making, liquidity provision and an OTC desk that service institutional investors and other businesses. Bayesian Fund (a segregated portfolio) is a alpha-generating hedge fund that leverages proprietary algorithms to deliver outsized returns to its institutional investors.. Founded by Roy Bernhard in 2019, The Bayesian Group is headquartered in Zurich.