He plans to return his native South Africa.
A replacement for McKenzie has not yet been found, however the agency's digital team has since been boosted with the hire of Jarrod Cocksedge from Fuseboxdesign in the UK, and Lynette Tan from Carbon Interactive. They join as business director and account manager, respectively.
Frederik Englund joined as the digital creative team as art director from OgilvyOne in Sweden last year.