Cal Leeming

Cal Leeming is a seasoned entrepreneur and cyber security expert, currently serving as the Founder of River Oakfield, a global cyber security firm established in October 2017 that delivers tailored solutions for individuals and enterprises. In addition to River Oakfield, Cal also founded ZeroGuard in August 2019, which specializes in modern threat hunting. Cal's expertise extends to the academic realm as a member of the Cyber Security Advisory Board at Imperial College London since 2018, where contributions focus on enhancing cyber security in healthcare. Previously, Cal played a pivotal role in the incubation of The Zebra as Co-Founder from 2012 to 2014, helping the startup achieve unicorn status, and was a founding team member at PixelMags Inc. from 2008 to 2013, leading engineering and security efforts that secured over $10 million in funding. Cal's brief tenure at ARM in 2014 further underscores a diverse background in technology and security.