Detectives in Gurnee, IL

Comprehensive list of private detective agencies and investigators servicing Gurnee, IL.

Business Listings

Welcome to Steve M. Semenek Investigations. Steve M. Semenek; retired form the Lake County Sheriff's Police after twenty-six years of service. During his career he served on the Highway Patrol, Special Investigations Unit, Tactical Unit and the Criminal Investigation Division.


We are a State of Illinois licensed and insured private detective agency #117-001395. We provide professional and confidential investigations for our clients, which includes governmental agencies, US corporations, international corporations, attorneys, banks, insurance companies, small businesses, and individuals.


Welcome Greathouse & Associates is a complete service private investigation and security consulting agency. We supply professional, confidential, investigative services to attorneys, corporations, insurance firms, tiny businesses and the general public throughout the Chicago land area. We specialize in resolving difficult situations by confidentially gathering pertinent, accurate, information.



Maley Investigations & Security, Ins. (MIS, Inc) is a State of Illinois licensed and insured Private Detective agency #117-001331. Maley Investigations provides full service investigative services for our clients. We provide professional and confidential investigations for our many clients, which include attorneys, corporations, banks, insurance companies, small businesses, and individuals.


Arkus, Inc. provides private investigative services to businesses and individuals in the Chicagoland area. Some of their services include missing persons, computer forensics, business investigations and insurance investigations. Contact them today for more information.


Lawrence started his investigation career at the age of 21. With his astute ability in the investigation field. He has been called upon to investigate cases varying from residential infidelity, locating missing persons, and criminal cases thru out the state of Illinois and within the US. He has been a private investigator for over 43 years.


Bauer Risk Management knows that you hire the Investigative, Surveillance & Risk Management Agency that gives you the information you need to make an educated decision. Our staff has made it our life's work to supply you and our current clientele, with the finest services and information within the industry.

  • Bauer Risk Management is an outstanding investigation agency that guided our firm to achieve

For over twenty years, we've been one of the few firms that supplies end-to-end high level national investigative services. Please note that we're not to be confused with a typical extension of a security guard service or basement operated part-time hobbyist occupation.