• Professional Private Investigators in McLean County Illinois

    Ready to seek out the truth? Find private investigators in your local area for a thorough and complete investigation that provides the answers you’re looking for. At Advanced Investigative Services, Inc, we provide a variety of personal and business investigations for those in McLean County, Illinois and the surrounding areas for:

    • 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

  • Established in 1996 by a retired police captain, our staff features experts from local, state, and federal agencies and offers over 100 years of combined experience. Additionally, we make use of local, national, and global databases that ensure we use the most up-to-date information when it comes to your case. Call to get started and see why people all over McLean County, Illinois, use us to find the answers they need!

  • Private Investigators in McLean County Illinois

    Those in the McLean County, Illinois area know to call us when they need private investigation or security services. Our friendly and knowledgeable teams provide various personal and business investigations for those in the local community. Personal investigations include missing person searches and investigations for suspected unfaithful partners. Additionally, we conduct an extensive list of professional and business investigations such as pre-employment screenings, background checks, workers’ comp claims, pre-trial investigations, process services, and more. Our staff utilizes experts from various fields to help their investigations find results, such as:

    • 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

  • We proudly provide investigative services to those in McLean County, Illinois, and throughout the surrounding communities. Let our staff help set up a complete property surveillance system that utilizes 24/7 internet monitoring for your home or business. Additionally, we believe in providing the most accurate and confidential investigations, and we offer clients a free, no-obligation consultation of their cases.

  • 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
      • Currently, a special agent for the United States military, specializing in Protective Services
      • 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 McLean County Illinois

    Are you looking for a professional private investigator on behalf of your business or for a personal investigation? If so, Advanced Investigative Services, Inc has been the leader in investigative services in McLean County, Illinois since 1996. We have a team of professional investigators with the right experience 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 help.