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Diana Mauger

Treasury Manager/Assistant Vice President


Ms. Mauger joined Marsh Management Services Guernsey Limited in May 2003 as a Treasury Assistant and eventually Treasury Manager. She is responsible for all treasury services to all the Marsh Guernsey clients and together with one assistant is responsible for the dedicated Treasury function for the Guernsey office and also as back up for the Malta office Treasury function. Roles include: Liaison with colleagues, Clients and Financial institutions, Fixed Deposit, Letters of Credit, Account opening, client due diligence (CDD), payments, transfers, Foreign Exchange, investments and any other cash or bank related issues.


Originating from West Yorkshire, Diane moved to Guernsey in March 1993, having spent several years within the Fashion Industry as a Childrenswear Designer.

The following ten years in Guernsey were taken up with various opportunities within Financial Institutions: HSBC, Mees Pierson and Bank of Bermuda. Roles included International payments, account opening/closing, International Client Liaison officer, Corporate and Fund of funds lending.