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Northshore Process Service Network

(37)

Efficient
Case
Future

“The team is not only sophisticated in handling investigative and process serving needs but also intimate enough to offer real-time updates on all case files, ensuring transparency and efficiency throughout the process.”

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Williams & Nickl

(48)

Agencies, Inspector General and Dhfs, Business License Defense Idfpr, Physical Therapists

“They were thorough on how documentation needed to be submitted, and ensured everything was 100%, even if that meant a revision or obtaining additional info from me.”

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On Q Professional Investigations

(49)

Educational
CCW
Informative

“Thank God for this instructor and his staff that really cares about the instruction of this type of work, the best place to learn, 5 star plus, also the Best instructor that i have encounter in my career.”

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RA Private Investigation & Security

(18)

Team
Information
Company

“Evictions are not fun, however when you are backed up by fabulous staff members from RA Private Investigations, things always so well and I come out appreciating and respecting them even more than I did going into the situation.”

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Chicago Executive Protection - Secure Options Consulting

(4)

Protective Services, Armed Security Guards, Chicago Security Services

“Their responsiveness and adaptability have surpassed our expectations, and we wholeheartedly recommend Secure Options Consulting for top-tier security solutions.”

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PCI Investigations

(4)

“I would recommend it to anyone needing a PI whatever your case may be!”

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Lawdog Security & Investigations

(34)

Sites
Team
Needs

“Working as a security guard for Law Dog gave me lots of opportunities to manage how I would like to work because you can choose to work more in a day by requesting it.”

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U.S. Security and Protective Services

(3)

“Always a great job...”

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Citywide Security Group

(1)

“Because I work there”

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Key Chicago Private Investigators

(1)

“Jeanne was very thoughtful in her preliminary questioning and then did a great job setting up a strategic plan of action; with excellent follow-through and timely updates.”

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International Protective Services

“INTERNATIONAL PROTECTIVE SERVICES INC. Our Experienced and Highly-Qualified Team are Certified to Provide Basic Security Training, Armed Training, or Concealed Carry Training”

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Usia Private Security

(1)

Workers Compensation Claims, Infidelity Investigation, Missing Persons

“Excellent service.”

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Myers Service

(3)

Infidelity & Cheating, Undercover Investigators, Interview and Interrogation

“Hard working, diligent and thorough.”

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Heritage Investigations & Surveillance

(2)

“I have worked with Adam Campbell over the last 34 years on complex personal injury and criminal cases and have never been disappointed by the quality of service and integrity of him and his company.”

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Courthouse Courier

(6)

“The Chicago office is easy to work with as well as fast and reliable.”

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Ingenium Consulting Group

(1)

“Called Ingenium the took care of all the problems.”

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RGH Investigations - Chicago Private Investigator

(1)

Spousal Investigation, Witness Statements & Interviews, Accident Investigation

“From interviewing witnesses to getting documents, police reports, medical records, (and anything else), Bob always comes through very quickly.”

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Vantius

(5)

“I had an urgent situation that was dealt with immediately and with excellent customer service.”

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Law Offices of Tracy M. Rizzo

(4)

“As a family law attorney, Tracy represents a complete package: She is very sharp, organised, and she bears good amount of aggression, which in my view you really want in your attorney.”

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Omega Global Security

“Omega Global is your professional security and investigations firm in the state of Illinois. We maintain the highest standards and take pride in providing a level of service that will exceed your expectations, utilizing our team of trained, licensed ...”

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Axium Consulting

“Axium's seasoned and multidisciplinary team of experienced investigators, former law enforcement agents and journalists, forensic accountants, intelligence analysts, certified fraud examiners, and lawyers provides focused investigative and intelligen...”

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Legal Eye

(1)

“LEGAL EYE's Chicago Office manages statewide investigations as well as provides oversight and management to several other major cities in the midwest.”

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Todd Martinson

(1)

“Extremely competent, reliable and reasonably priced”

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National Protection & Investigation Agency

“NPIA tailors its serves to meet the needs of each client. While we naturally have basic services that are provided, we do not believe that those services can be applied in a "one size fits all" manner. With this in mind, we engage in a complementary ...”

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National Average	$1248
Minimum cost	$312
Maximum cost	$9880
Avg Per Hour Rates	$130

Best Private Investigators in Chicago, IL

The highest-rated Private Investigator & Detective companies out of 138 vetted & reviewed in the Chicago area.

Northshore Process Service Network

Williams & Nickl

On Q Professional Investigations

RA Private Investigation & Security

Chicago Executive Protection - Secure Options Consulting

PCI Investigations

Lawdog Security & Investigations

U.S. Security and Protective Services

Citywide Security Group

Key Chicago Private Investigators

International Protective Services

Usia Private Security

Myers Service

Heritage Investigations & Surveillance

Courthouse Courier

Ingenium Consulting Group

RGH Investigations - Chicago Private Investigator

Vantius

Law Offices of Tracy M. Rizzo

Omega Global Security

Axium Consulting

Legal Eye

Todd Martinson

National Protection & Investigation Agency

Private Detective Services Near You Cost Estimates

Why these companies made our list

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