Sadler Guillaume 215 145

Executive Client Director, Debt


+352 48 18 28 3489


Guillaume Sadler

Guillaume Sadler is Executive Client Director, Debt, Luxembourg.

Guillaume joined Alter Domus in 2005 and is currently Executive Client Director within Alter Domus’ Alternative Asset Fund Administration (ADAAFA). Leading one of Luxembourg’s new business units, Guillaume oversees debt administration operations there, representing a pool of more than 100 debt experts. He also acts as Relationship Manager for several client accounts.

Previously, Guillaume was a Team Leader at Alter Domus, leading an operational team of around 30 people servicing a portfolio of debt and real estate structures (at both fund and SPV level).

Prior to joining the Alter Domus debt department in 2014, Guillaume’s portfolio was essentially composed of private equity clients.

Guillaume sits on the board of a number of Luxembourg regulated and unregulated entities investing directly or indirectly in private debt assets. He is regularly involved in complex transactions such as the setting-up of fund structures, carried interest calculations, group refinancing, exit processes and cash repatriation. Guillaume’s academic credentials include a Master’s Degree in Sciences and Management and a Master in Audit and Diagnosis from the University of Metz (ESM-IAE).

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