Inter-State Investigative Services is a private investigation firm based in Arizona with offices in Phoenix and Tucson. We provide a full range of services in a variety of different fields, including criminal and civil defense, domestic investigations, pre-employment background screenings, insurance investigations and more.
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Inter-State has been in business for over 25 years and we are proud to say we have an A+ rating from the Better Business Bureau. We are licensed and insured. Our team of investigators is comprised of individuals from many different professional and educational backgrounds. We employ both male and female investigators and have Spanish-speaking investigators if your case warrants such a service.
Since 1994 we’ve helped countless clients resolve their personal or legal matters with efficiency, accuracy, and empathy. Because we value the privacy of our clients greatly, our investigations are always conducted with the utmost privacy and discretion in mind.
We are a team of private investigators that handle cases state-wide and across the nation. We maintain a vast network of trusted vendors and investigators across the nation and therefore have the capacity to, and frequently do, perform investigations in different states across the nation.
Though many of our clients are attorneys and insurance companies, we also frequently work for private citizens with personal matters that require investigation. Believe us when we say there is no case too big or too small – we treat all cases with equal care, attention, and respect. If you have a problem that may require an investigator, give us a call and see how we can help. We are professional, discrete and courteous.
For a private investigator in Phoenix, call Inter-State Investigative Services at (602) 358-7759 or for Tucson, call Inter-State Investigative Services at (520) 882-2723. If you are not located in Southern Arizona, you can call us toll-free at (800) 729-0311.
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