Mr Cairns has experience in infrastructure, port operations and transportation. He has been Chief Executive of Port of Tauranga Limited since 2005. Prior, he was Chief Executive of C 3 Limited (formerly Toll Owens Limited) for five years, following his role as General Manager (Central) at Fulton Hogan Limited. He is Chair of Quality Marshalling (Mount Maunganui) Limited and is a director of Northport Limited and Port of Tauranga Trustee Company Limited. He has also previously held director roles in PrimePort Timaru Limited, C 3 Limited and Tapper Transport Limited. He is Chair of the Safety and Sustainability Committee.