Why Choose Millennium Investigations?
Discreet, Professional Case Handling
Every case is handled with integrity, confidentiality, and attention to detail. We gather documented, verifiable facts so you can make informed decisions with confidence.
Court-Ready Investigative Support
Our investigators provide clear reporting, documented evidence, and professional case support in matters involving custody, alimony, fraud, asset verification, and personal investigations.
Results That Protect What Matters
We focus on the truth, the safety of families, and the evidence needed to move your matter forward. Our work is grounded in experience, professionalism, and proven investigative discipline.
Investigative Services
Focused investigative services for families, attorneys, businesses, and individuals who need clear answers, documented facts, and dependable support.


Fraud Investigations
Investigations involving corporate fraud, insurance matters, due diligence concerns, suspicious activity, and documented evidence development.


Background & Asset Investigations
Background checks
Asset verification
Personal investigations
Professional due diligence


Family & Custody Investigations
Includes:
Child custody investigations
Alimony reduction investigations
Adultery and infidelity Evidence
Missing persons cases
Child safety concerns
A Trusted Illinois Investigation Agency
Millennium Investigations, Inc. is a licensed private detective agency known for excellence, integrity, and results-driven investigative work across Illinois. We serve clients in St. Charles, Chicago, and beyond with professional support in family, fraud, background, and asset-related matters.
Led by Wayne E. Halick, LPD, CFE, CII, our agency handles sensitive investigations with discretion, documentation, and court-ready professionalism. From child custody and missing persons matters to fraud and due diligence investigations, we work to uncover the facts and protect what matters most.
Millennium Investigations, Inc. handled our matter with professionalism, discretion, and constant communication. The facts were clearly documented, and the results gave us the confidence to move forward.
Confidential Client
★★★★★
Need Answers You Can Trust?
Schedule a confidential consultation with Millennium Investigations, Inc. and speak with an experienced Illinois private detective about your situation.

