1990 – 2002
He began his culinary career at the Novotel Milano Est (Milan). After several years of seasonal work in the kitchens of Italy, in 1994, for the first time in his life got a position in a restaurant with 3 Michelin stars – L’Albereta in Erbusco, and later same year – in the Grand Hotel Quisisana (3 Michelin stars, Naples).
From 1994 till 1996 he worked in Enoteca Pinchiorri (Florence, 3 Michelin stars), Lucas Carton of Alain Senderans, Halkin of Stefano Cavallini (the first Italian restaurant in London received a Michelin star). In 1996, Uilliam moved to Moscow and began working at «El Dorado» at Gualtiero Marchesi (3 Michelin stars). After one year stay in London from 1998 till 1999 (the restaurant TECA), returned to the capital of Russia. He worked with Arkady Novikov: opened restaurant Pyramid, organized all the processes in the kitchen at the Grand Opera restaurant. In 2002 he began his work on his own restaurant Casa Bianca in Italy.