Looking for a quality private investigation agency in Phoenix AZ? Quantum Investigations has been helping law firms, corporations, and desperate family members to get the information they need in order to gain closure. We specialize in missing persons, surveillance services, asset recovery, due diligence, background check investigation, and more. We're here to help, and we are just a phone call away. For a Free, Confidential, Consultation...pick up the phone and give us a call--Today!