Diageo was the result of the merger of Guinness and Grand Metropolitan . The company said it had been working with its partners to develop a new range for the UK market which would be launched in early 2016. In 1997 Grand Metropolitan merged with Guinness UDV , the brewing company most famous for its dark stout beer . Diageo employs 72,000 people across more than 200 markets worldwide .
Diageo was the result of the merger of Guinness and Grand Metropolitan . The company said it had been working with its partners to develop a new range for the UK market which would be launched in early 2016. Diageo employs 72,000 people across more than 200 markets worldwide .