Sarah Johnson becomes founder - recognising her role in setting up the business 13 years ago - with current managing director, Jules Ugo, named chief executive.
Kate McWilliams moves from deputy managing director to managing director LATAM, responsible for the growth and management of the Latin American and Spanish speaking division, one of Lotus’s specialist areas.
The agency said the shake up had been “in the planning for some months” and comes 18 months after the sale of a majority-stake to Warren Johnson’s W Communications.