Private Investigators in California

We are a full service private investigator firm operating in Orange County, Los Angeles and All over Southern California. We specialize in surveillance, difficult locates and services, business intelligence,...

Investigative Resources International (IRI) is a private investigation firm headquartered in the greater-Los Angeles/Long Beach, California area, providing comprehensive service to the legal, corporate,...

Rank Investigations is a complete service investigation firm located in the San Francisco Bay Area with resources to operate Nationwide. Our core competencies are accident investigation, crash data retrieval...

MCM Investigations is committed to maintaining our well deserved professional reputation as a results oriented complete service private investigative agency by way of commitment, diligence, unique resources,...

National Intelligence Group is a California Private Investigation Agency (PI#24825) that supplies a wide spectrum of services. Our private investigators are called upon daily for surveillance, attorney...

The Anderson Detective Agency is run and run by Ed Anderson. Since 1989, The Anderson Detective Agency has been delivering investigative, paralegal and technical support services primarily to the criminal...

InCase brings professional and very experienced individuals to our staff, Licensed Private Investigators including former FBI and Law Enforcement. Services include an Executive Protection Team and Fugitive...

IPS is a California Corporation. The Company supplies professional security services to private individuals as well as business and the community. Our business relationships are developed through referral...

And the correct information, imparted at the correct time, can dramatically alter the outcome of any situation. When faced with an important determination or decision, the need for hard, ascertainable...

Lake Investigations started operations in 1980. Our 1st office opened in the Los Angles area. That same year, we moved to Sacramento California and have been here ever since. The firm was established by...