• Hire a Private Investigator in St. Clair County Illinois

    Businesses and individuals in St. Clair County, Illinois have depended on Advanced Investigative Services, Inc for all their investigative needs since 1996. Our company provides the most comprehensive services available in legal, professional, and personal investigations, including:

    • Attorney Services
    • Consulting
    • Workers' Compensation
    • Video Surveillance
    • Undercover Operations
    • Pre-Employment Screening
    • Background Checks
    • Insurance Fraud
    • Embezzlement/Theft
    • Asset Recovery/Searches
    • Process Service
    • Pre-Marital Background
    • Covert and Overt Camera Installation
    • Missing Persons
    • Interviews/Statements
    • Product Liability
    • Pre-Trial Investigations
    • Crime Scene Investigations
    • Stalking

  • Business owners rely on Advanced Investigative Services, Inc for pre-employment screenings, employee background checks, and even for investigating workman’s compensation claims. Advanced Investigative Services can also help you protect your business by installing high quality security cameras that can be accessed via the internet at any time. We also provide investigative services for attorneys when it comes to pre-trial investigations and process services. Want to hire a private investigator in St. Clair County, Illinois? Contact Advanced Investigative Services, Inc!

  • Private Investigators in St. Clair County Illinois

    If you need any type of personal investigation, Advanced Investigative Services, Inc will get the information you need. We provide pre-marital background checks, civil investigations, divorce investigations, and even missing person searches. Advanced Investigative Services, Inc’ personal investigators have over 100 years of investigative experience and come from backgrounds in federal and local law enforcement, and even in U.S. Immigration and Customs. We have employee specialists in all types of photography and surveillance fields, as well as experts in accident reconstruction and embezzlement. Advanced Investigative Services, Inc specialists include:

    • Video/Still Photography
    • Licensed Pilots
    • Licensed Investigators
    • Surveillance Technician
    • Accident Reconstructionist
    • Criminal Defense Detectives
    • Covert/Overt Corporate Investigators
    • Polygraph Examiner
    • Audit/Fraud Expert
    • Executive Protection Experts

  • Advanced Investigative Services, Inc has private investigators who reside in different states, so we are able to provide investigative services in other areas immediately. We pride ourselves on providing the best in professional investigative services at the most competitive rates possible.

    Contact Advanced Investigative Services today for a free, no-obligation consultation on any type of investigation or security service that we offer. 

  • Executive Protection Services

    • Experienced and professional team
    • Surveillance operations and surveillance detection
    • Our Lead Protection Specialist has over 20 years of experience as a law enforcement officer and currently specializes in protective services as a special agent for the United States military.
      • Extensive experience in undercover operations, surveillance, and criminal investigations
      • Protection experience with high-level executives and government officials
    • Our team’s training consists of:
      • Firearms
      • Defensive tactics
      • Surveillance
      • Driving tactics
      • Completed an elite training school in personal protection

  • Contact Your Local Private Investigator in St. Clair County Illinois

    Are you looking for a professional private investigator on behalf of your business or for a personal investigation? Advanced Investigative Services, Inc has been the leader in investigative services in St. Clair County, Illinois since 1996. We have a team of professional and experienced investigators with the right skillsets to handle any type of investigation. Whether you are in search of a missing person, want to run background checks on potential employees, or need video surveillance, Advanced Investigative Services, Inc can handle the job.