She spends her days polishing and preening everyone from "ladies who lunch" to "princesses from the Middle East".
And now Mayfair's resident beauty expert Sherrille Riley has revealed her tips for achieving the perfect eyebrows.
Sherrille, who tends to the brows of Meghan Markle, has been championing the natural look since a run-in with a razor at the age of 13 that saw her shaving off her own brows in a moment of madness.
It sparked the beginning of a lifelong obsession with beauty and a quest for the achieving the perfect brows, culminating in the launch of her own luxury salon, Nails & Brows Mayfair, on Berkeley Street in 2014.
These days, the expert spends her days beautifying everyone from Hollywood royalty like Halle Berry to actual royalty. Here, she shares her four top tips exclusively with the Daily Mail.