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Great Lakes Professional Investigations

(12)

“He is fully committed to the profession, including membership in the state's only long-running detective and security association, and stays on top of the latest cases to impact process serving.”

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RM Global Security Consultants

(1)

“RM Global Security did a fantastic on my security job.”

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Applied Materials Technologies

“Our objectivity, respect for dignity, impartiality, and independent results give our clients confidence in their legal approach. From a collection of witness statements, through the securing of incident evidence and data, our forensic engineers bring...”

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Chicago Intel Agency

(50)

Business Services, Process Serving, Services at a Glance

“You were quick to respond to my concerns, supported me professionally through my dilemma, attended to all of my phone calls or returned them exactly when you said that you would, and helped me find an appropriate solution to my situation.”

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Northshore Process Legal Support Services

(31)

Phone
Company
Law Firm

“I have worked with Northshore for over 10 years and always have had immediate responses from then and tireless efforts; Perhaps the most important is that after over 50 years as a family law practitioner the get me accurate and quick results.”

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Law Offices of Michael J. Brennan

(42)

Drug Injuries, Car Accidents, Workers’ Compensation

“Again with that aggressive and very knowledgeable understanding of the law (in my case traffic laws/violations) he was able to get me out what seem to be for sure a traffic fine”

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Uthe Investigations & Process Service

(9)

Landlord Services, Background Checks/Criminal Background Checks, Skip Tracing/Witness Location

“Overall, I was given options, I inquired on their fees if I should choose to utilize their services after law enforcement intervention and walked away feeling informed and ready to handle my scenario knowing I could count on Uthe & Uthe should the ne...”

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Impact Investigations

Surveillance, Process Service For Standard Service, Process Service For Rush Service

“Investigative Surveillance can be used in association with missing persons, insurance fraud, theft and vandalism, or determining if a parent is fit to have child custody or visitation rights to proving marital infidelity.”

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Chicago Serve Security Guards

(9)

“Chicago Serve understood that I was under a deadline to subpoena these people for a trial starting 10 days later and they were willing to help me when I was “under the gun.”

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Krimson Investigations and Process Service

(9)

“The staff was prompt, kept me abreast of each step in the process and fees were the best I'd paid for similar service (with another server) in the last year.”

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Edward R Kirby & Associates

(1)

Business, Attorney, Intellectual Property

“They are honest as the day is long and they will give it their all to solve your problem.”

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Theodore Polygraph Services

(5)

“The tester was very personable and explains everything that was going to happen, and may the process easy.”

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Larsen Forensics

“NOTICE. As of June 30, 2022, Larsen Forensics & Associates, Inc. will be closed after more than a decade in business. All client inquires will be referred to trusted long-time Larsen Forensics Associate”

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Viper Detective Agency

(1)

“Sally keeps you updated throughout the process.”

i

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Force Process Serving & Investigations

(1)

“Hunting Down the Hardest for you.”

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Cash Private Detectives

“There are 328 million people in America, and an estimated 58 billion in unclaimed assets in the digitized database. There are even more sitting in warehouses in boxes. In 2018 the state of Illinois spent 4 million on 12 warehouses just to store paper...”

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Delorto Mazzola & Associates

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Addition Technology

“Intacs Corneal Implants are a minimally invasive surgical option for individuals with keratoconus who are experiencing intolerance to contact lens and are facing a corneal transplant. Intacs Corneal Implants may be the best possible option to stabili...”

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Fidelity Security & Investigative Services

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Ics of Illinois Lombard

“As residents prepare to “spring” forward and move their clocks up one hour for daylight saving time this Sunday, March 10th, the Fire Department encourages residents to change the batteries in their smoke and carbon monoxide detectors.”

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Argus Services

What Type of Person am I Hiring?, What is my Competition Doing, and How Will it Affect me?

“Unlike most of our similar competition, Argus Services specializes their investigative services for corporate America, ensuring the utmost competence and skill for our clients.”

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Hogan Investigative Services

(3)

Forensics, Locate / Skip-Trace Services, Asset Searches

“The service was prompt, professional, and a reasonable price.”

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Carlson Investigations

(50)

Tenant
Process Server
The Future

“The service was exceptional, particularly at a time of significant duress; my wife and I are over 500 miles away, so it was reassuring to have someone with the highest level of integrity and professional acumen (Carlson's investigations walked us thr...”

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On Q Professional Investigations

(49)

Security
Course
CCW

“Instructor Diaz was an extremely knowledgeable instructor who made learning interesting and fun, info was up to date and relevant, I would highly recommend this course to anyone looking to take courses for security or private investigation”

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Average Cost	$1443
Minimum cost	$361
Maximum cost	$11417
Avg Per Hour Rates	$151

Best Private Investigators in Naperville, IL

The highest-rated Private Investigator & Detective companies out of 114 vetted & reviewed in the Naperville area.

Great Lakes Professional Investigations

RM Global Security Consultants

Applied Materials Technologies

Chicago Intel Agency

Northshore Process Legal Support Services

Law Offices of Michael J. Brennan

Uthe Investigations & Process Service

Impact Investigations

Chicago Serve Security Guards

Krimson Investigations and Process Service

Edward R Kirby & Associates

Theodore Polygraph Services

Larsen Forensics

Viper Detective Agency

Force Process Serving & Investigations

Cash Private Detectives

Delorto Mazzola & Associates

Addition Technology

Fidelity Security & Investigative Services

Ics of Illinois Lombard

Argus Services

Hogan Investigative Services

Carlson Investigations

On Q Professional Investigations

Private Detective Services in Naperville, IL Cost Estimates

Why these companies made our list

Private Investigation and Detective Agencies near Naperville

Popular in Naperville