In a statement, CBRE said that, after over 34 years in the role, Robinson is "relinquishing his position as chairman and head of planning to work closely on the firm’s One London proposition advising on their public sector engagement strategy".
The statement said that Robinson will also "maintain his other current role of leading CBRE’s research into placemaking and developing the firm’s business plan in this area".
According to the statement, Robinson will be carrying out these roles on a "consultancy basis to enable him to also fulfil his ambition to explore other opportunities outside of the firm in relation to planning and placemaking, particularly in the public sector".
Robinson currently chairs the London Office Review Panel - which advises the mayor on office supply and associated development - and is a member of the Old Oak and Park Royal Development Corporation’s planning committee.
Robinson started his career focusing on retail development and has been involved in the planning of more than 20 shopping centres over his career, including the Bull Ring in Birmingham and West Quay in Southampton.
Latterly, Robinson has focused on major projects in London Kings Cross Central and Regent Street.
He was shortlisted for "London’s Planner of the Year" for 2013.