1. Go to the link as public (i.e. without loging in website) e.g. http://www.TopCAfirms.com/username
2. Go to the Bottom of page and on left side of bottom, you can see facebook logo / twitter logo / linkedin logo / Google+ logo.
3. Click on logo on which you want to share your profile with friends / fans e.g. click on facebook logo if you want to share your profile with facebook friends / facebook group / facebook page