Marine underwriter and broker Arnott Marine has named Brian Sullivan as Broker Relationship Director. Arnott Marine is a subsidiary of Castle Insurance Services (NE) Limited. It underwrites cargo insurance to UK clients via independent insurance brokers, as well as broking fishing vessel Hull & Machinery, P&I and associated covers direct to UK owners and to insurance brokers in the UK and Ireland. Arnott Marine said that Sullivan’s focus would be on rolling out Arnott Marine’s cargo underwriting capability to small and medium sized brokers in the UK. Prior to joining Arnott Marine Sullivan had spent eight years working for TT Club as Business Development and Logistics Director in the UK.