Your save folder should be in a path similar to this
C:\Users\USERNAME\AppData\Roaming\Apoapsis Studios\Airport CEO
USERNAME is specific to your PC. It is usually the name of the system user account you use.
Your save folder should be in a path similar to this
C:\Users\USERNAME\AppData\Roaming\Apoapsis Studios\Airport CEO
USERNAME is specific to your PC. It is usually the name of the system user account you use.