Best Private Investigators in Chicago, IL

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

Lawdog Security & Investigations

Lawdog Security & Investigations

(21)
  • Overtime
  • Money
  • Needs
“It was a great experience”
Free Initial Consultation
Accepts All Major Credit Cards
In Business Since 2014
Licensed
10359 S Pulaski Rd, Chicago, IL
i
Northshore Process Service Network

Northshore Process Service Network

(9)
“The best process server around, North Shore gets the job done quickly and effectively while constantly keeping you informed about where you are in the process.”
In Business Since 1999
Licensed, BBB Rating: A+
208 W Washington St #806, Chicago, IL
i
On Q Professional Investigations

On Q Professional Investigations

(28)
  • Job
  • Security
  • Training
“I love this place is soo amazing i will recomended to any body and family and friend that are looking to take a study in pi and security and conceal carry training this will be the right good place for you.”
In Business Since 2014
Accepts All Major Credit Cards
3004 W Belmont Ave #1a, Chicago, IL
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PCI Investigations

PCI Investigations

(2)
“I'm glad I reached out and now I can say I'm no longer curious or fighting with myself for answers.”
Free Initial Consultation
In Business Since 2020
Emergency Services
444 N Michigan Ave Suite 1200, Chicago, IL
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RA Private Investigation & Security

RA Private Investigation & Security

(11)
  • Professional
  • Matter
“Seven days after she disappeared and after numerous attempts to find her, we sent a message to many investigators and Jordan was the only one who cared about our pain, he immediately sent investigator Chad who looks like an angel sent by God.”
In Business Since 2020
Free Initial Consultation
2935 S Halsted St, Chicago, IL
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Chicago Executive Protection - Secure Options Consulting

Chicago Executive Protection - Secure Options Consulting

Security Training, Security, Emergency Response Teams
“Our clients derive from business executives, high net worth individuals, dignitaries and other at risk individuals / families. We take great pride in serving our clientsand specifically tailor each security project to each client's needs as well as t...”
Emergency Services
In Business Since 2011
Licensed
River Point, 444 W Lake St 17th Floor, Chicago, IL
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U.S. Security and Protective Services

U.S. Security and Protective Services

(3)
“Very professional place well structured i recommend them for their services!!!!”
In Business Since 2012
Emergency Services
2445 W Schubert Ave, 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.”
In Business Since 2021
Licensed
25 E Delaware Pl, Chicago, IL
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Citywide Security Group

Citywide Security Group

“In today's world we understand the importance of connecting with a qualified, experienced team of professionals. Our focus on creating real partnerships with every client ensures you will recognize the faces of the people who protect what you value m...”
In Business Since 2007
Emergency Services
3320 W Foster Ave # 258, Chicago, IL
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Richart Detective Agency

Richart Detective Agency

(4)
“These People Were Super Helpful,Answered Every Question My Class Would Ask,Great Experience Will Definitely Recommend To Other Trying To Get Get Their F.”
In Business Since 2021
Free Initial Consultation
5725 S Archer Ave, Chicago, IL
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Usia Private Security

Usia Private Security

Missing Persons, Workers Compensation Claims, Executive Protection
“Ultimate Security and Investigations of America, is a full-service security and private detective firm serving the Chicago metro area that is Law Enforcement Owned. We specialize in a broad scope of investigative and security services. Our services i...”
Free Initial Consultation
Emergency Services
In Business Since 2010
Licensed
401 N Michigan Ave suite 1200, Chicago, IL
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Myers Service

Myers Service

(3)
Cell Phone Forensics & Cellular Data Recovery, Business Investigations, Insurance Fraud Investigations
“Hard working, diligent and thorough.”
In Business Since 1998
Licensed
2406 W Fullerton Ave, Chicago, IL
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Courthouse Courier

Courthouse Courier

(6)
“Excellent information and feedback.”
In Business Since 2002
Licensed
1658 N Milwaukee Ave, Chicago, IL
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Hillard Heintze

Hillard Heintze

(1)
Hazardous Materials, Business Continuity, Pedestrian + Evacuation Modeling
“Very professional and real gentlemen.”
In Business Since 2014
30 S Wacker Dr, Chicago, IL
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RGH Investigations - Chicago Private Investigator

RGH Investigations - Chicago Private Investigator

(1)
Spousal Investigation, Employee Background Checks, Witness Statements & Interviews
“From interviewing witnesses to getting documents, police reports, medical records, (and anything else), Bob always comes through very quickly.”
Emergency Services
In Business Since 1960
Accepts All Major Credit Cards
505 E Illinois St, Chicago, IL
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Due Process Investigations

Due Process Investigations

(1)
“Had a little investigation I needed.”
Licensed
Free Initial Consultation
Aon Center, 200 E Randolph St #5100, Chicago, IL
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Vantius

Vantius

(5)
“They did an excellent job of providing a great work product in a time sensitive manner.”
In Business Since 2004
Accepts All Major Credit Cards
980 N Michigan 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
In Business Since 2015
Licensed
Aon Center, 200 E Randolph St #5100, Chicago, IL
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Jesus Saves Security and Investigations

Jesus Saves Security and Investigations

“Our property protection services ensure that your property remains safe from theft or damage. No matter what kind of item you need for protecting, we're here to help! Keep Reading”
In Business Since 2014
436 E 109th St Apt 1, 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...”
In Business Since 2007
Licensed
180 N La Salle St # 2505, Chicago, IL
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Investigators of Illinois

Investigators of Illinois

(1)
“Jerry is the best in the business.”
In Business Since 1998
Transparent Fees & Pricing
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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SD & Assoc Pvt Detectives

SD & Assoc Pvt Detectives

(1)
“& Associates are a professional and courteous company with NRA firearm instructors, they also have a excellent 40 hours security program.”
In Business Since 2017
1013 E 43rd St, Chicago, IL
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Cook County Civil Process Service

Cook County Civil Process Service

(1)
“John Valle is a top flight investigator and knows how to get the tough jobs done!”
30+ Years Experience
33 N Dearborn St #2220, Chicago, IL
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Private Detective Services in Chicago, IL Cost Estimates

Minimum cost
$375
Maximum cost
$11871
National Average
$1500
Avg Per Hour Rates
$157
$875
$2499
Typical price range is based on 517 cost profiles
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Average Cost $1500
Minimum cost $375
Maximum cost $11871
Avg Per Hour Rates $157

Typical range $875 to $2499 is based on 517 cost profiles.

Why these companies made our list

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