Username Password Inter-State Investigative Services specializes in providing accurate information obtained from a wide array of sources in order for our clients to make important legal and business decisions. Our practice is limited to providing services to attorneys, businesses and insurance companies, although we do consult with individuals on a a case by case basis. We have a reputation for credibility, efficiency, accuracy and are results oriented. We are tenacious, creative and resourceful. We respond timely, meet deadlines and work within financial authorizations. As a client of IIS, you have access to the self-service investigation sections of our website, which contains a variety of valuable investigative resources. If you do not have a username and password to access our Resources, please contact us by phone or email. Inter-State Investigative Services is a private investigator service based in Tucson Arizona. We have been in business since 1994. If you would like to receive a list of references, please email us. Copyright 2007, Inter-State Investigative Services. All rights reserved.