When you install Sitemapper 6.0, the location for the EXE, Scheduler and PDF files can be found in these locations:

Windows XP:

C:\Documents and Settings\[account-name]\Application Data\CoffeeCup Software\Sitemapper
 

Windows 8, 7 and Vista:

C:\Users\[account-name]\AppData\Roaming\CoffeeCup Software\Sitemapper 
C:\Users\[account-name]\AppData\Roaming\CoffeeCup Software\Sitemapper