System1 Group PLC announced that John Kearon, currently Founder and CEO, will become Founder & President from 1 December, with the priority task of securing new business and partnership opportunities in the US, where he will spend most of the first half of 2023. John will no longer act as CEO but will remain a director of the Company. James Gregory, currently COO, will be appointed CEO from 1 December to lead the execution of the new strategy, complete the digital transformation and scale the business.