Private Investigator in Glendale Heights, Il

Top Reviewed Private Investigation Firm in Glendale Heights, IL

Domestic, Corporate, & Litigation.

Lawrence Ryan Reviews

Effective Investigation Services

Technology, knowledge, and experience are our tools.

Lawrence Ryan Investigations builds up an entire team of professional investigators and detectives prepared to handle any case efficiently. Over 4 decades, we have been delivering the best results to fulfill our clients´ needs.


The job of a private investigator is not an easy one, which is why we are constantly training our team, getting the latest technology, and building a great network to make sure we are ready for any case.


Contact us to learn how we can help you obtain the answers you are looking for. Hire the best private investigator firm in Glendale Heights to obtain the information you need.

Private Investigators FAQs:

What areas do you serve?

Lawrence Ryan Investigations is proud to be one of the top private investigative firms in Chicago, Illinois. Our licensed investigators know Illinois better than any other due to over 40 years of experience in the area and can gather information across the entire United States and internationally. Our Glendale Heights private investigator services are based out of our Northbrook office.


What types of cases do you manage?

Our team has the tools and knowledge to handle a wide variety of cases. Over the years, the most common cases our offices have handled are child custody, insurance fraud, divorce, missing person, background checks, etc. Each case is unique and teaches our team something new. Contact us for help with yours.


When are you available?

LRI´s team is available in real-time, on a 24/7 basis. Get the answers whenever you need them.


Why hire Lawrence Ryan Investigations?

Being the best-reviewed private detective and investigator firm in Chicago, having the experience and the tools that our team has,  and having backgrounds in multiple fields such as criminal defense, law enforcement, and corporate investigations, our team of professionals is ready to handle any case. From individual to business cases, and providing litigation support for law firms, with the knowledge, tools, and experience, each case will be handled efficiently and with the attention and professionalism required.

Experience and Professionalism

We adjust to the demands of each case.

Our entire team of professionals will do their best to provide the results you need.


Each case is unique, and each one will be handled by using industry-leading technology and the latest investigative techniques.


Whenever you need private detective services in Glendale Heights or anywhere else in the United States, count on us to provide you with the support and results you need.


Contact our team of licensed investigators and let us know how we can help.

A+ BBB Rating Private Investigators in Glencoe, Illinois

Top Pro

Investigators Toolbox

We know how to extract the information to successfully deliver our clients’ results by using our expertise, tools, and equipment.

Asset searches, background checks, surveillance, and tracking are just a few of our private investigation firm´s services. Each case requires a different approach, and our team is fully trained to know how to extract the information required most efficiently.

LRI assures you results. We are more than happy to meet with you and help you get all the details. 

Asset Search

Advanced Background Checks

GPS Tracking

Skip Trace

Facts About Glendale Heights, Illinois

Glendale Heightsis a village in DuPage County.
  • Glendale Heights has a total area of 5.53 square miles
  • 34,208 people and 10,791 households
  • The median income for a household in Glendale Heights is $56,285


Common Cases We Work in Glendale Heights

Our investigations portfolio is diverse across all locations throughout Chicago, but in Glendale Heights, 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 Glendale Heights 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 its analysis and investigative methods to obtain results. Contact us today so we can discuss how we can assist you.

Uncommon Approach to Private Investigations

We are the top reviewed private detective agency in Chicago for a reason. We get results quickly.

Call to learn your options.

BBB Accredited Business

Thumbtack Top Pro