Lead ad agency Leo Burnett Melbourne and media shop ZenithOptimedia remain with the car manufacturer.
Stephen Collins, Honda Australia director, said: “We have enjoyed a positive and mutually beneficial relationship with all our marketing service providers. We are very grateful for their efforts and wish them every success for the future.
“This decision will enable us to achieve maximum effectiveness and efficiency from our marketing activities to ensure that the Honda brand continues to thrive in Australia.”
The changes take effect on April 1 this year.