A 4 Certain Investigations, we conduct person locates on a daily basis. There are many reasons why you are trying to locate a person. Our Investigators specialize in person locates. The Florida private investigators on our investigative team have reunited family members; located people for collection agencies that could not be found, helped attorneys locate defendants so that they could be served, reconnected old military personnel, college roommates, and much more. The bottom line is if you need someone located then we will find them.