Credentials

  • Average adjuster

    Jonathan Spencer

    Jonathan Spencer began his career in London in 1977 with an international average adjusting company.  He moved to New York in 1978 and has lived here ever since. 

    In 1984, he became a Full Member, by examination, of the Association of Average Adjusters of the United States. 

    In 1996 he joined a major Australian marine insurer and opened a New York office for them.  Two years later, when this underwriter decided to concentrate its operations in London, Jonathan returned to full-time average adjusting, this time for his own account.  He became a US citizen in 2006.

    Jonathan is fluent in Spanish and deals extensively with the Latin American shipowning and insurance market as well as North American, European and Asian shipowners.  Besides traditional average adjusting, he does expert witness work in the fields of marine insurance practice and general average and is an active member of the Association of Average Adjusters of the United States and Canada; he is an adjunct member of the Maritime Law Association of the United States; and is a regular member, and current president, of AMD, the Association Mondiale de Dispacheurs / International Association of Average Adjusters.

    He was a member of the US delegation to the CMI Conference in Sydney that adopted the York-Antwerp Rules, 1994, represented the Association of Average Adjusters of the United States at the Vancouver conference that adopted the York-Antwerp Rules, 2004, was the US representative on the CMI's International Working Group which prepared the 2016 York-Antwerp Rules and is a member of the CMI's Standing Committee on General Average (including Guidelines to the York-Antwerp Rules 2016).

    His current professional credentials can be accessed here.

    Work Tel: +1 212 304 1560Mobile: +1 917 696 5467

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