Detectives in Lyons, IL

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

Business Listings

Knorok invites you to browse through its list of available services and products. Feel free to email or call for additional information. If you have a question on a particular service or subject just Ask a Detective. The form requests a return email address, so please make sure that it is secure. If you would like a call back, instead of email, please input your phone number in the email address line.


Rayburn Fire Scene Investigations. is a licensed and fully insured investigation service, specializing in fire origin and cause investigation. With backgrounds as professional career firefighters, which include many years of hands-on knowledge and special expertise, the Rayburn Fire Scene Investigations. Team combines their investigative knowledge with the latest technical procedures to determine the


Investigative Protection Agency. supplies investigative services and contract security services. We specialize in hotel security. Our firm was established in 1998 and serves the Lockport, IL, Burbank, IL, and Chicago, IL areas, plus the S suburbs of Chicago.



We are a full service detective agency, serving Chicagoland since 1992. We serve the entire State of Illinois. We specialize in Criminal Investigations and Surveillance. Since 1991, Slevnik Investigations provides private investigator and detective services. We offer free initial consultation - all information is confidential.


Protek supplies an exceptional perspective to address the many facets of technology and digital evidence, investigations, enterprise risk and litigation. Protek was established by Daniel Bellich, a distinguished 27 year veteran of the FBI, and Keith Chval, a nationally-recognized prosecutor and former head of the High-Tech and Computer Crime Unit of the Illinois Attorney General's Office.


Originally Dbats. was situated in Downtown Chicago. We recently expanded and relocated to Chicago Ridge, Illinois. This will now give us the capability to grow as we and our clients' needs may require. We specialize and are State licensed in the following areas as consultants or contractors using innovative concepts for: Private Detective Agency, Security Guard Contractor and Alarm Agency, as well


Condor Investigative Agency supplies a complete array of investigative services, serving the requirements of corporations, specialists, tiny business owners, investors, & individuals with a qualified need. We do not sell results, but supply facts. We supply an honest investigation without bias. We abide by all regulatory, state and federal laws. We will conduct our investigations in an expert manner.


Whether you choose to use our detective services, field contact services or our uniform guard division, you will experience the best security partnership in the marketplace.