After a career at sea rising to the rank of master mariner, Martyn transferred ashore and worked in ship operations, fleet management and chartering, where he qualified as a shipbroker.
In 1996 Martyn moved into third party ship liability insurance for a major London based insurer which introduced him to cost effective dispute resolution procedures .
Cost and budget control is a priority for effective claims handling and strong interpersonal were used at every opportunity to find an early claim resolution.
In 2011, Martyn moved to a London based international law firm and specialised in marine casualty investigation.
In 2016 Martyn qualified as a mediator and gained accreditation with the Civil Mediator Council, (CMC), and a member of the Society of Mediators (SOM).
Since 2016, Martyn has mediated commercial, civil and community disputes , the latter working pro bono for Tower Hamlets Mediation Project.