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SUPREME INVESTIGATIONS Licensed Illinois Private Detective Agency

Chicago PI Insights

Investigative Insights

Straight answers from a licensed Illinois private investigator — on finding people, serving process in Cook County, infidelity, background checks, and protecting yourself.

How to Find Someone Who Moved in Illinois (So You Can Serve Them)

You finally filed your case, and now the person you're suing isn't at the address you have. The Sheriff came back "moved," the mail is returned, and the phone number is…

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¿El Sheriff No Pudo Entregar Su Demanda? Qué Hacer en Cook County

Presentó su demanda, pagó al Sheriff, esperó semanas… y le llegó un aviso de "no se pudo entregar". Es más común de lo que parece, y no significa que su caso se terminó. Aquí…

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Who Can Serve Papers in Cook County? The 2025 Rule Change

If you've filed a lawsuit in Cook County, you've probably been told you have two options for getting the other side served: the Cook County Sheriff or a private process server.…

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10 Signs of Cheating Spouse in Chicago | Private Investigator

10 Signs of Infidelity: What a Chicago Private Investigator Actually Sees

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Signs of Cheating in Chicago: When Your Gut Feeling Is Right

You haven't caught them in a lie yet.

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Social Media Cheating Signs in Chicago: What Your Partner’s Phone

Opening

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How to Deal With Cheating Anxiety in Chicago: Manage Relationship

INTRODUCTION:

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Cheap Process Server Chicago: Hidden Costs

OPENING:

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The Real Story Behind Scrooge

Behavior, perception, and legacy are shaped quietly over time. More often than not, they are not defined by intent, but by patterns. This Christmas reflection explores the…

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Illinois Process Service for Out-of-State Law Firms

OPENING:

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How to Spot Inheritance Scams and Fraud Attempts.

Every private investigator eventually encounters an inquiry that doesn’t feel right from the start. Sometimes it is the wording, the urgency, or the details that simply don’t…

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How MuchDoes a Private Investigator Cost in Chicago?

What Does a Private Investigator Actually Cost in Chicago? Supreme Investigations | 2026 Pricing Guide

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What To Do After a Hit-and-Run in Chicago

A Step-By-Step Guide From Supreme Investigations

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How to Avoid Scams When Hiring a Private Investigator

How to Verify a Private Investigator & Avoid Getting Scammed A Practical Guide From Supreme Investigations

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What to Do When Someone Goes Missing.

OPENING:

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How to Submit a FOIA Request to the Chicago Police Department

A Complete Guide From Supreme Investigations

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John Douglas and the Power of Behavioral Science in Modern Inv.

John Douglas is one of the most influential figures in criminal profiling and behavioral science. His books, such as Mindhunter, Journey Into Darkness, and The Killer Across…

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Why Bilingual Investigations Improve Case Outcomes

In today’s diverse environment, language isn’t just a tool for communication; it’s a determining factor in how effectively an investigation uncovers the truth. When witnesses,…

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Cómo la vigilancia puede ayudar en casos de custodia y divorcio

Introducción

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When Your Child's Safety Is on the Line.

No parent should ever have to wonder whether their child is safe. But in the middle of a divorce or custody dispute, that worry can become a daily reality — and the feeling of…

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Harassment in Your Building: How to Protect Yourself in Chicago

Harassment isn’t limited to the workplace or online spaces — sometimes it happens right where you live. If you live in a condo or apartment in Chicago and your neighbors make…

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Hire Licensed and Experienced Process Servers in Chicago

Supreme Investigations PLLC

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How Private Investigators Solve Complex Cases

Understanding the Role of Private Investigators

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A Beginner's Guide to Finding Public Information Online

You met someone new. Maybe it's a contractor who gave you a quote, a person you matched with on a dating app, or a business partner who seems almost too good to be true. Your…

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Protecting Yourself from Identity Theft

Identity theft is one of the fastest-growing crimes in the U.S., and Chicago residents are not immune. From stolen mail to online scams, criminals are finding more ways than…

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Is Your Private Investigator Actually Working for You?

Is Your Private Investigator Actually Working for You? How to Know You're Getting What You Paid For

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