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Inter-State Investigative Services

4.9 (36) Private investigator in Tucson, AZ DPS-licensed agency · checked Oct 1, 2026

Contact

Hours

Monday
Open 24 hours
Tuesday
Open 24 hours
Wednesday
Open 24 hours
Thursday
Open 24 hours
Friday
Open 24 hours
Saturday
Open 24 hours
Sunday
Open 24 hours

Services and details

Surveillance ✓
Background checks ✓
Witness location ✓
Skip tracing ?
Asset searches ✓
Insurance and injury claims ✓
Work for law firms ✓
Process service ✓
Digital forensics ?
Statewide coverage ✓

A question mark means the business doesn't say. Call and ask.

About Inter-State Investigative Services

Inter-State Investigative Services has worked cases in Arizona since 1994, with offices in Tucson and Phoenix and investigators covering Flagstaff and Southern Arizona as well as cases statewide and beyond. Much of its work supports attorneys and insurers, including criminal defense and pre-indictment investigations, civil litigation, witness location, asset searches, surveillance and service of process. The firm also offers certified Spanish court interpreting, document translation, notary services and help with matters in Mexico.

Compiled from public sources on Oct 1, 2026. Report a correction or request removal. Back to private investigators in Tucson.