A former player agent with ESP (now TLA), Richardson joined the Bombers at the end of 2017, arriving from Richmond where he had helped the Tigers to a drought-breaking premiership.
It comes as the Bombers undertake a review into their football department, led by president Paul Brasher after the Dons won just one of their last 10 matches this season and several key players including Joe Daniher, Orazio Fantasia and Adam Saad signalled their intentions to depart the club.
Richardson was at the helm for the sacking of assistant coach Mark Neeld, the acquisitions of Ben Rutten and Blake…
