Supreme Investigations PLLC · Licensed Private Detective Agency · Chicago, Illinois
Investigative Services in Chicago
Supreme Investigations is a state-licensed Illinois private detective agency delivering discreet, thorough, and legally compliant investigative services throughout Chicago, Cook County, and greater Chicagoland. From Surveillance Investigator Chicago coverage to licensed Process Server Chicago work and Chicago Background Check reporting, every assignment is handled directly by a licensed investigator and is never subcontracted.
Licensed investigative authority: Supreme Investigations is licensed by the Illinois Department of Financial & Professional Regulation (IDFPR) under 225 ILCS 447 (Agency #117.001922, Detective #115.002750).
Surveillance
We conduct mobile and stationary surveillance throughout the Chicago metro area for custody disputes, infidelity matters, insurance claims, and corporate concerns. Every assignment is executed with maximum operational discretion and produces timestamped video documentation, detailed activity logs, and structured investigative reports prepared for attorney review and potential court use.
- Mobile, stationary, and covert surveillance
- HD video documentation with timestamps
- Written narrative reports suitable for legal use
Process Serving
We provide statewide process service throughout Illinois, including rush and same-day assignments, and are experienced with evasive and non-cooperative subjects. We serve summons, subpoenas, orders of protection, and divorce petitions, and every attempt is documented in a notarized affidavit of service suitable for court filing.
- Statewide service, including rush and same-day
- Evasive and non-cooperative subjects handled
- Notarized affidavits of service provided
Background Checks
Our thorough background investigations draw on public records, court databases, and proprietary data sources. Reports may include criminal history, civil litigation records, address history, business affiliations, and relevant public filings — all obtained through lawful means and formatted for professional use.
- Criminal and civil court history
- Address and employment verification
- Pre-litigation and due diligence screening
Locate & Skip Trace
We locate witnesses, debtors, missing heirs, estranged individuals, and hard-to-find subjects using licensed skip-tracing methods, database research, and field verification across Illinois. Results are provided with supporting documentation for legal proceedings, estate matters, or personal cases.
- Skip tracing and database research
- Witness and heir location for legal proceedings
- Field-verified addresses and contact information
Child Custody & Family Law
We provide investigative documentation for custody disputes, parental fitness evaluations, and family law proceedings. We conduct surveillance, gather evidence of neglect or endangerment, verify compliance with custody orders, and produce structured reports prepared for attorney review and potential family court use throughout Cook County and Chicagoland.
- Custody compliance and parental fitness documentation
- Evidence of neglect, endangerment, or violations
- Court-ready reports for family law proceedings
Infidelity & Domestic Matters
We handle infidelity and domestic investigations with the professionalism and sensitivity these cases require. Discreet surveillance, documented evidence, and factual reporting support personal decisions, divorce proceedings, custody matters, and protective order applications.
- Discreet surveillance and activity documentation
- Evidence suitable for divorce and legal proceedings
- Direct licensed investigator on every case
Asset Investigations
We identify known and undisclosed assets to support litigation, judgment enforcement, divorce proceedings, and financial investigations. Searchable assets include real property, vehicles, business interests, and corporate holdings. Bank account searches require proper legal authorization coordinated with your attorney.
- Real property, vehicle, and business interest searches
- Judgment enforcement and divorce support
- Coordinated with legal counsel as needed
Workers' Comp & Insurance Fraud
We document claimant activity to verify reported injuries and physical limitations. Insurance carriers, employers, and defense attorneys receive timestamped video evidence, detailed surveillance logs, and structured investigative reports covering workers' compensation, disability, and liability claims across Illinois.
- Activity and mobility documentation
- Video and written evidence packages
- Reports formatted for claims review and litigation
Corporate Investigations
We conduct discreet corporate investigations for businesses and legal counsel addressing internal theft, embezzlement, employee misconduct, intellectual property concerns, and vendor fraud. Documentation is structured to protect investigation integrity while producing evidence suitable for HR action, disciplinary proceedings, or litigation.
- Internal theft, fraud, and misconduct investigations
- Due diligence for employment or business transactions
- Documentation structured for HR and legal use
Witness Interviews & Statements
We conduct objective witness interviews and take recorded statements for attorneys, insurance companies, and private clients, gathering accurate, well-documented accounts while maintaining neutrality. Transcripts and audio recordings are delivered in formats suitable for depositions, trial preparation, and pre-litigation strategy.
- Recorded statements and written transcripts
- Pre-trial and pre-litigation interview support
- Neutral, objective documentation of accounts
Digital Investigations & OSINT
We collect, document, and preserve digital evidence using open-source intelligence (OSINT) methods, including social media research, online activity documentation, and digital footprint analysis. Evidence is preserved using chain-of-custody documentation practices for potential civil and criminal proceedings.
- OSINT and social media research
- Digital footprint analysis and documentation
- Evidence preserved with chain-of-custody standards
Missing Persons
We assist families, attorneys, and organizations in locating missing adults when conventional channels have not produced results. Using skip tracing, field investigation, and database research, we pursue every lawful avenue to locate estranged family members, runaway adults, or individuals who have concealed their whereabouts.
- Field investigation and skip tracing
- Family, legal, and organizational referrals accepted
- Lawful methods, documented results
Why Clients & Attorneys Choose Supreme Investigations
- Licensed Illinois private detective agency
- Direct communication with your investigator throughout the assignment
- No outsourced surveillance contractors or third-party field teams
- Documentation structured for legal review and litigation support
- Chicago-based field operations across Cook County and Chicagoland
- Experience across civil, family, insurance, and corporate investigations
- Discreet and legally compliant investigative practices
Related Services
Ready to Start?
Submit a confidential case intake or call directly to discuss scope and scheduling. Every inquiry is reviewed by a licensed Illinois private investigator, never a call center or third party. From the Loop and downtown Chicago to Cook County suburbs and the wider Chicagoland region, we provide responsive, professional investigative service when it matters most.