It ain’t cheap. My best friend owns such a company in Texas:
http://www.reynoldsprotection.com/Executives.html
http://www.reynoldsprotection.com/Celebrities.html
I looked for prices and didn’t see any. I guess “If you’ve got to ask, you can’t afford it.”
Like hiring a whole law firm to do your work. —well,almost. ;-) How’s your health?