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

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.”
Emergency Services
Licensed, BBB Rating: A+
In Business Since 2003
208 W Washington St APT 806, Chicago, IL
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Williams & Nickl

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.”
11+ Years Experience
1720 W Division St 2nd Floor, Chicago, IL
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On Q Professional Investigations

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.”
Accepts All Major Credit Cards
In Business Since 2016
3004 W Belmont Ave #1b, Chicago, IL
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RA Private Investigation & Security

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.”
Free Initial Consultation
In Business Since 2020
2935 S Halsted St, Chicago, IL
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Chicago Executive Protection - Secure Options Consulting

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.”
Emergency Services
Licensed
In Business Since 2011
River Point, 444 W Lake St 17th floor, Chicago, IL
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PCI Investigations

PCI Investigations

(4)
“I would recommend it to anyone needing a PI whatever your case may be!”
Free Initial Consultation
Emergency Services
In Business Since 2020
444 N Michigan Ave #1200, Chicago, IL
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Lawdog Security & Investigations

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.”
Accepts All Major Credit Cards
Licensed
Emergency Services
In Business Since 2018
10359 S Pulaski Rd, Chicago, IL
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U.S. Security and Protective Services

U.S. Security and Protective Services

(3)
“Always a great job...”
Emergency Services
In Business Since 2012
2445 W Schubert Ave, Chicago, IL
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Citywide Security Group

Citywide Security Group

(1)
“Because I work there”
Emergency Services
In Business Since 2007
3320 W Foster Ave # 258, Chicago, IL
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Key Chicago Private Investigators

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.”
Licensed
In Business Since 2021
25 E Delaware Pl, Chicago, IL
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International Protective Services

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”
Emergency Services
In Business Since 2010
5901 N Cicero Ave #504, Chicago, IL
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Usia Private Security

Usia Private Security

(1)
Workers Compensation Claims, Infidelity Investigation, Missing Persons
“Excellent service.”
Emergency Services
Licensed
Free Initial Consultation
In Business Since 2010
401 N Michigan Ave Suite 1200, Chicago, IL
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Myers Service

Myers Service

(3)
Infidelity & Cheating, Undercover Investigators, Interview and Interrogation
“Hard working, diligent and thorough.”
Licensed
In Business Since 1998
2406 W Fullerton Ave, Chicago, IL
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Heritage Investigations & Surveillance

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.”
Free Initial Consultation
Licensed
42+ Years Experience
123 W Madison St, Chicago, IL
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Courthouse Courier

Courthouse Courier

(6)
“The Chicago office is easy to work with as well as fast and reliable.”
Licensed
In Business Since 2006
1658 N Milwaukee Ave, Chicago, IL
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Ingenium Consulting Group

Ingenium Consulting Group

(1)
“Called Ingenium the took care of all the problems.”
Free Initial Consultation
Licensed
In Business Since 2015
Aon Center, 200 E Randolph St Ste 5100, Chicago, IL
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RGH Investigations - Chicago Private Investigator

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.”
Emergency Services
In Business Since 2011
505 E Illinois St, Chicago, IL
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Vantius

Vantius

(5)
“I had an urgent situation that was dealt with immediately and with excellent customer service.”
Accepts All Major Credit Cards
In Business Since 2008
980 N Michigan Ave, Chicago, IL
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Law Offices of Tracy M. Rizzo

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.”
In Business Since 2001
30 N La Salle St #2340, Chicago, IL
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Omega Global Security

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 ...”
Free Initial Consultation
Licensed
In Business Since 2013
423 E 87th Pl, Chicago, IL
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Axium Consulting

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...”
Licensed
In Business Since 2009
120 N La Salle St #2000, Chicago, IL
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Legal Eye

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.”
Free Initial Consultation
Licensed
In Business Since 2020
Chicago, IL
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Todd Martinson

Todd Martinson

(1)
“Extremely competent, reliable and reasonably priced”
In Business Since 2007
10 South LaSalle, 10 S La Salle St STE 1230, Chicago, IL
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National Protection & Investigation Agency

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 ...”
Licensed
In Business Since 2014
120 S State St #218, Chicago, IL
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Private Detective Services Near You Cost Estimates

Minimum cost
$312
Maximum cost
$9880
National Average
$1248
Avg Per Hour Rates
$130
$728
$2080
Typical price range is based on 870 cost profiles
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National Average $1248
Minimum cost $312
Maximum cost $9880
Avg Per Hour Rates $130

Typical price range $728 to $2080 is based on 870 cost profiles.

Why these companies made our list

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