4 ms·Bill Gates was 19 when he and Paul Allen incorporated Microsoft.by paulbaumgart 15y agoBill Gates was 19 when he and Paul Allen incorporated Microsoft.suking 15y agoHe's 1 in a billion.suking 15y agoLol, all her friends must be downvoting me. Truth is hard to swallow sometimes.lurker19 15y agoHow old was he when he hired a contractor labor force or a large number of employees?