Which winery does Norman Shirley barrel whisky come from?

Gonzalez Byass is a family winery from Gonzalez-Bias, Spain. It is one of the largest and oldest wineries in Jerez and the most famous flagship brand of sherry-Dio PEPE. Gonzalez-Bias family company was founded in Jerez in 1835, and now it has spread to the fifth generation. It is the original producer of sherry and Jerez brandy. Diop sherry sells well in the world 1 15 countries.