Chicago Process Servers
Fast, Reliable Service of Process Throughout Chicago and Cook County
Chicago attorneys and legal professionals rely on Nationwide Investigations for fast, dependable service of process in Chicago and throughout Cook County. Our experienced process servers handle summons, subpoenas, complaints, and court documents for law firms, businesses, and individuals.
We understand that deadlines matter in legal proceedings, which is why we offer routine, rush, and same-day process service with detailed documentation and affidavits of service.
Our Services
Process Serving
Proof-backed, court-compliant service with real-time updates — trusted across Illinois and nationwide.
eFiling
Court-ready filings submitted accurately and confirmed quickly to prevent delays or rejections.
Document Retrieval
Certified court records and legal documents retrieved quickly and delivered securely.
Learn more.
Nationwide Investigations is a professional process serving company based in Chicago, IL. We serve attorneys, law firms, and businesses throughout Chicago, Cook County, and all of Illinois with fast, reliable, and court-compliant service of process. From the Loop to the suburbs, our licensed process servers handle every attempt with precision — backed by GPS-verified documentation and court-admissible affidavits.
Nationwide Investigations
Why us
When a case depends on proper service, you need a process server you can trust. Nationwide Investigations is Chicago's reliable choice for attorneys and law firms who can't afford missed deadlines or faulty affidavits. Our licensed Chicago process servers know Cook County courts, Illinois compliance standards, and what it takes to get service done right — the first time.
We provide GPS-verified attempts, real-time status updates, and court-admissible affidavits of service on every job. Whether you need routine service or a same-day rush in the Chicago metro area, we deliver the accuracy and accountability your cases demand.
Serving All of Chicago & Cook County
From the Loop and River North to Lincoln Park, Wicker Park, Pilsen, and Bridgeport — our process servers cover every Chicago neighborhood. We also serve the full Cook County suburban area including Evanston, Skokie, Oak Park, Cicero, Berwyn, Calumet City, Harvey, Markham, Orland Park, Tinley Park, Palatine, and Schaumburg. If your case is in the Northern, Central, or Southern suburbs, we have you covered.
Need service outside Cook County? We coordinate process serving throughout the collar counties — DuPage, Lake, Kane, Will, and McHenry — and across all of Illinois.
What We Do Diffrent
Chicago attorneys rely on experienced, locally based process servers to ensure legal documents are delivered properly and within Illinois court deadlines. Nationwide Investigations provides professional service of process throughout Chicago and Cook County — helping law firms, solo practitioners, and legal professionals keep cases moving forward without costly delays.
Our Chicago process servers handle all document types including summons, subpoenas, complaints, eviction notices, and corporate service on registered agents — including CT Corporation and CSC — at their Chicago and Cook County locations. We know where defendants work, where registered agents accept service, and how Cook County courts expect affidavits to be documented.
Nationwide Investigations in numbers
12+
Years of experience in the process serving industry.
50+
Professional process servers in Illinois
99%
Client satisfaction rate
Legal Support Done Right.
Delivered on Time.
| ✔ Competitive, transparent pricing |
| ✔ 24/7 online access to our secure client portal |
| ✔ GPS-, date-, and time-stamped photo evidence of service attempts |
| ✔ Real-time status updates and communication |
| ✔ Responsive, professional customer support |
| ✔ Fast, accurate, and court-compliant service |
PROCESS SERVERS
YOU CAN COUNT ON
Why people believe in us
"Fast service and professional!! I had the pleasure of working with a Kyle Clutter from Nationwide Investigations. He was responsive, and kept me informed throughout the process. Definitely will be using them in the future for process serving and skip tracing. Thank you, Nationwide Investigations!"
Janis Sajk
"Working with Kyle has brought us a level of reliability we honestly didn’t think was possible in this area. He’s become our go-to partner in Illinois, and we recommend him without hesitation to anyone looking for a dependable, efficient process server."
Leeza Fortz Legal
"Kyle has done a great job with process service! Knowledgably and efficient, we are a happy client! I truly recommend him."
Lisa He
"Thank you for being so diligent, I love your attention to detail and will hire again when I have a project in your area."
Tea Godfrey
"This is the most efficient process server company that I have ever used. I strongly recommend this company."
Jessica Handy-Burris
"Service with them was great, and they were easy to work with!"
Steve Flanagan
"Good price; quick service; easy to pay online!"
Francis Greene
"The best Process Servers in the State"
Rafael Cruz, Sr.
"Nationwide Investigations does an excellent job! Jobs are done quickly, service is top notch!"
Tactical Info
"This is the most efficient process server company that I have ever used. I strongly recommend this company."
Steven Sockwell
"Handled the service of a subpoena quickly and efficiently."
Jean Herman
"Speedy and effective service! Thank you!"
Nicole Turner
FAQs
You have questions we have answers
How to Hire A Process Server
In Chicago and all of Illinois it is best to find a licenced private detective agency like Nationwide Investigations
How much does a Chicago process server cost?
The cost of a Chicago process server depends on the type of service and urgency. Routine service typically ranges from $65 to $125, while rush and same-day service may cost more depending on the location and timing of the attempts.
How quickly can documents be served in Chicago?
Routine service attempts are typically made within 24–72 hours. If the situation requires immediate action, rush and same-day service of process may be available throughout Chicago and Cook County..
What documents can a Chicago process server deliver?
Chicago process servers can deliver many types of legal documents including:
- Summons and complaints
- Subpoenas
- Eviction notices
- Small claims documents
- Divorce and family law papers
- Corporate service of process
Can you serve papers anywhere in Chicago?
Yes. Our process servers regularly serve documents throughout Chicago and all of Cook County, including downtown Chicago, the Loop, Lincoln Park, Lakeview, Hyde Park, and surrounding communities.
How many attempts will a process server make?
Most service requests include multiple attempts at different times of day to increase the likelihood of successful service. Attempts may include morning, afternoon, and evening visits when appropriate.
What happens after the documents are served?
After successful service, the process server prepares an affidavit of service documenting when, where, and how the documents were served. This affidavit can be filed with the court as proof of service.
Can you serve corporations in Chicago?
Yes. Our process servers frequently serve registered agents and corporate offices in Chicago, including CT Corporation, CSC Global, and other registered agents located throughout the city.
What if the person avoids service?
If an individual attempts to avoid service, process servers may make multiple attempts, stakeouts, or location verification efforts to complete service in accordance with Illinois law.
Do I need a professional process server in Illinois?
Illinois law requires legal documents to be served properly in order for a case to proceed. Hiring a professional process server helps ensure that service is completed correctly and that the affidavit of service meets court requirements.
