Lawrence Ryan Investigations

Ryan Investigations Chicago Illinois

Private Investigator in Oak Lawn, Il

Top Reviewed Private Investigation Firm in Oak Lawn, IL

Domestic, Corporate, & Litigation.

Lawrence Ryan Reviews

Effective Investigation Services

Technology, knowledge, and experience are our tools.

Providing top-notch full-service investigation services for over four decades. Our professional detectives specialize in finding the truth and supporting your legal case. You can rest easy knowing you’re tackling your issues with the best of the best by your side.


Being a private investigator is a difficult task. In order to be prepared for any case, our investigators are rigorously trained with the latest technologies and techniques. They are able to handle whatever comes their way.


Reach out to us and we can discuss how we can best help you obtain the answers you are looking for. We are the best private investigator firm in Oak Lawn.

Private Investigators FAQs:

What areas do you serve?

Lawrence Ryan Investigations is proud to be the best private investigation firm in Chicago, Illinois. With over 40 years of experience, no one knows Illinois better than our licensed investigators. However, our capable team has experience obtaining information across the entire United States and internationally. Our Oak Lawn private investigator services are based out of our Oak Lawn office.


What types of cases do you manage?

Our team has experience with a large variety of cases and equally important, the tools to manage them efficiently. Over the years, among the most common cases are child custody, insurance fraud, divorce, missing person, background checks, etc. Despite their similarities, no two cases are alike and each requires its unique methods and solutions.


When are you available?

Our team is available 24/7. Investigations rarely follow business hours, so we’re always ready to help.


Why hire Lawrence Ryan Investigations?

We are the best private detective and investigator firm in Chicago. You don’t have to take our word for it, our reviews speak for themselves. We have experience in numerous fields including criminal defense, law enforcement, and corporate investigations. Whether you are an individual, a business, or a legal firm looking for litigation support, we can help. Our team is carefully selected, rigorously trained, and equipped with the latest tools to handle any case professionally and efficiently.

Experience and Professionalism

Our licensed investigators work efficiently to ensure we get the results our clients need.


Our team of investigative experts understands our client’s needs and will work professionally to achieve the results you need.


All of our expertise and industry-leading technology are at your disposal to quickly tackle your case.


If you require private detective services in Oak Lawn or throughout the United States, our team of professionals is ready to handle your case and get the results you need.


Reach out to our team of licensed investigators, and let’s discuss your needs and how we can help.

A+ BBB Rating Private Investigators in Glencoe, Illinois

Top Pro

Facts About Oak Lawn , Illinois

Oak Lawn is a village in Cook County in the U.S. state of Illinois.
  • Oak Lawn has a total area of 8.6 square miles
  •  54,206 people and 21,248 households
  • The median income for a household in Oak Lawn is $64,476


Common Cases We Work in Oak Lawn

Our investigations portfolio is diverse across all locations throughout Chicago, but in Oak Lawn, we see a higher rate of these types of cases:


  • Background Checks
  • Asset Searches
  • Mobile and Computer Forensics
  • Divorce Investigations
  • Skip Trace (locate someone)
  • Fraud Investigations
  • Business Investigations
  • Obtaining phone number or other personal data


Though those types of investigations are common, we offer more services than those listed above. If you require something a little more custom, contact us to discuss your unique needs. Have the best Oak Lawn private investigation firm working in your case.

In some situations, we´ve been able to achieve results in only a few hours. Every case is different and requires analysis and investigative methods to obtain results. Contact us today so we can discuss how we can assist you.