What a woman! She first burst onto the private banking scene with a bang at Coutts & Co way back in 2001. This elegant wine heiress then struck out as an independent force, forming her own advisory venture, Signia Wealth in 2009.

Sadly, that led on to one of the most celebrated court cases in UK private banking history after this phenomenal Frenchwoman fell out with Signia backer, John Caudwell, the extremely rich it’s-court-for-u phones tycoon.

During her career journey in London, she and husband Konrad Stoebe parted and she dropped his name in her former double-barrelled Nathalie Dauriac-Stoebe soubriquet. Konra...