Welcome to California Investigative Group

California Investigative Group, Orange County Private Investigators is a Detective Agency that has served the Orange County area since 1979. We offer FREE and DISCREET consultation by
telephone, at our office or a location of your choice. 

Call us today:  (714) 559-3005

Service 01


Find out pertinent and specific information on an individual. Our background investigations are individually customized to each clients specific needs.

  • Background Investigations
  • Missing Person Locates
  • Public - Court Record Search
  • Witness Locates
  • Care Provider Investigations
  • Criminal Record Search
Service 02


Your business is too important to leave its future to chance. We can investigate your employees, management, executives and competitors.

  • Investigative Due diligence
  • CEO/Executive Vetting
  • Business Merger Research
  • Business Background Checks
  • Corporate Intelligence
  • Legal Investigations
Service 03

Political  Investigations

As a seasoned politician or a first time candidate our experienced staff conducts self investigations, donor research, opposition research and much more.

  • Political Investigations
  • Staff Vetting
  • Opposition Research
  • Self Investigations
  • Donor Research
  • Nonprofit Research
Service 04


Infidelity, Surveillance, Child custody, Family issues, divorce, pre-marital background check, we have the experience and background to assist you.

  • Infidelity Investigations
  • Pre-Marital Backgrounds
  • Missing Family Members
  • Heir Locates
  • Children and Adult Issues
  • Child Custody

Latest Updates

San Francisco

CIG is happy to announce the addition of our San Francisco virtual office located in the Embarcadero Center to better serve our Bay area clients.


Please click on the location link above or visit out links page for our other office locations..

Bruce Campbell

We are pleased to have Bruce Campbell as part of our management team and our senior investigator.  Bruce has been a licensed private investigator for over 30 years.

Corporate Clients

We have expanded our list of services for our corporate clients to include Investigative due Diligence.


Privacy Policy

CIG is committed to protecting your privacy and the confidentiality of your information.

All information provided to California Investigative Group, it's employees and/or associated agencies either verbally, written or through this web site or email, is guaranteed to remain 100% private and confidential.  All communications, correspondence, conversations, letters, e-mails or faxes will be kept completely confidential.

Sharing of any information provided to us or generated during the course and scope of our services, including but not limited to research, interviews, statements, photographs or video, will not be done without the expressed written permission of the client.


California Home


California Investigative Group

575 Anton Blvd
Costa Mesa, CA 92626
(714) 559-3005  Local
603-5010  Toll Free

Office meetings by Appointment Only
Consultations are always free and confidential.

Orange County Private Investigators and Private detectives began serving the local area from our original office on North Broadway in downtown  Santa Ana in 1979.

Today we serve all of Orange County including the cities of: Aliso Viejo, Anaheim, Brea, Buena Park, Costa Mesa, Cypress, Dana Point, Fountain Valley, Fullerton, Garden Grove, Huntington Beach, Irvine, La Habra, La Palma, Laguna Beach, Laguna Hills, Laguna Niguel, Laguna Woods, Lake Forest, Los Alamitos, Mission Viejo, Newport Beach, Orange, Placentia, Rancho Santa Margarita, San Clemente, San Juan Capistrano, Santa Ana, Seal Beach, Stanton, Tustin, Villa Park, Westminster and Yorba Linda.