Yng ngwasanaeth yr heddlu y mae Mark Polin wedi gweithio’n bennaf ac mae’n arwain Heddlu’r Gogledd ers bron naw mlynedd. Bu’n gweithio mewn nifer o heddluoedd eraill ac mae ganddo hanes o lwyddiant mewn arweinyddiaeth a gwella perfformiad, rheoli risg a chynnal enw da – a hynny yng nghyd-destun datblygu sefydliadol a newid diwylliannol.
Mark Polin has worked primarily in the Police Service and has been the leader of North Wales Police for almost nine years. He has worked in several other police forces and has a proven track record of leading and improving performance, underpinned by organisational development and cultural change, as well as managing risk and reputation.