Here are some professional birthday wishes for colleagues:

1. "Happy birthday, [name]! Your dedication and hard work inspire us all. Here’s to another year of reaching new heights and achieving great things."
2. "May your day be filled with as much joy and productivity as our team meetings!"
3. "Wishing you a year ahead filled with successful projects and well-deserved promotions!"
4. "May your day be as bright as your spreadsheets are organized!"
5. "Here’s to another year of working together and achieving great things!" ^{1 2 3 4 5}.