Where are Wireless Profiles stored in Ubuntu
Solution 1:
/etc/NetworkManager/system-connections
You will find all of your connections in this directory.
Solution 2:
Check the folder .gconf/system/networking/ in your old home directory . Then check VPN or wireless, whichever you want and the profiles should be there.
Solution 3:
It can depend on a few things. One location will be /etc/wpa_supplicant.conf and another could be /etc/network/interfaces