Diageo Ireland Demand has been named the Best Large Place to Work at the Annual Great Places to Work Awards 2014 for the second year in a row.
The drinks company was ranked ahead of Microsoft, PepsiCo and McDonalds in the 12th year of the competition.
Jorge Lopes, country director of Diageo Northern Ireland said: "We are delighted to receive the prestigious Best Place to Work award and I'd like to thank and congratulate all of our employees on this incredible achievement.
"I am enormously proud of this award and the fantastic recognition it gives to our hard-working team and our company."
Operated by the Great Places to Work Institute, The Great Place to Work list "highlights organisations that create and maintain an environment of trust in the workplace".