Best Private Investigators in Thornton, CO

The highest-rated Private Investigator & Detective companies out of 132 vetted & reviewed in the Thornton area.

Flatirons Private Investigations

Flatirons Private Investigations

(30)
Family Law, Cheating Partners, Background Investigations
“One SIMPLE phone call to Kyle and all I gave him was a name and date of birth and LITERALLY within hours, NOT days, he had the information I needed to provide the court so my case could proceed.”
In Business Since 2003
Licensed
Free Initial Consultation
11947 Hangar Ct Unit A, Broomfield, CO
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Rick Johnson & Associates-Colorado

Rick Johnson & Associates-Colorado

(29)
Family Law, Insurance Investigations, Personal Investigations
“Integrity and professionalism and I could not be happier to see a filthy carpet its unbelievable I promise you and I am hard to please when it comes to my home and carpet after 42 years of using several companies no one can compare 100% guarantee sa...”
In Business Since 1998
Emergency Services
Licensed, BBB Rating: A+
Accepts All Major Credit Cards
1649 N Downing St, Denver, CO
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Ross Investigators

Ross Investigators

(4)
Workplace Investigations, Competitive Intelligence Investigations, And Fidelity Investigations
“Ryan responded immediately, and sometimes was able to obtain the requested information despite having less than complete factual information from which to proceed, I would recommend him and his services without question.”
In Business Since 2005
Free Initial Consultation
Licensed, BBB Rating: A+
Accepts All Major Credit Cards
910 16th St Mall #207, Denver, CO
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United States Protective Service

United States Protective Service

(9)
  • Company
  • Officers
  • Manage
“I get my nightly reports like clockwork, they are concise and clear, and their patrol officers are always on-site in a timely manner to respond to resident concerns and lock up our pool.”
Emergency Services
Po Box 110276, Aurora, CO,
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Metro Private Investigations

Metro Private Investigations

(8)
“He is very professional and personable and was able to get the job done in a reasonable amount of time at a reasonable rate.”
In Business Since 2017
Licensed
1550 Larimer St Suite 1058, Denver, CO
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Investigative Resources

Investigative Resources

(3)
“He is well-versed in all aspects of the criminal case and provides invaluable assistance at all stages, from bond hearings to managment of e-discovery, conducting witness interviews, locating the right expert witness for my issue, challenging wiretap...”
In Business Since 1988
Accepts All Major Credit Cards
Free Initial Consultation
1625 Larimer St, Denver, CO
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MLC Security & Investigations

MLC Security & Investigations

(2)
Patrol Services, Cannabis Security, Healthcare Security
“Extreme professionals who always go above and beyond.”
In Business Since 2021
Emergency Services
600 17th St Suite 2800 South, Denver, CO
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Diplomatic Risk Mitigation

Diplomatic Risk Mitigation

(2)
“As a start up company, our in house attorney needed some assistance with legal research and preparing corporate documents.”
In Business Since 2018
SCC # 2021140659
Free Initial Consultation
110 16th St Mall suite 1400, Denver, CO
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Colorado Investigators

Colorado Investigators

(2)
“Aron did a great job and highly recommend his servies.”
In Business Since 2022
Emergency Services
1600 Broadway Midtown Manhattan, Suite 1600, Denver, CO
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Dale Pugh

Dale Pugh

(2)
“I work at a small law firm where his services are frequently needed, including witness interviews, investigations, and locating folks who are evading service of legal documents.”
In Business Since 2016
11374 Xavier Dr #101, Westminster, CO
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Direct Investigations

Direct Investigations

(1)
“Direct Investigations continues to impress us with their extremely fast turnaround times on insurance coverage searches.”
In Business Since 2019
360 S Garfield St #600, Denver, CO
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Proactive Discovery

Proactive Discovery

(1)
Cyber Risk Mitigation, Advanced Data Research, Digital Forensics
“I have been seeing her for years for various reasons and she truly has been a blessing like no other.”
In Business Since 2006
Free Initial Consultation
16890 E Alameda Pkwy, Aurora, CO
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Copper Investigations

Copper Investigations

(2)
“Outstanding private investigator, affordable and reliable.”
600 17th St, Denver, CO
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Colt Ledger

Colt Ledger

High Line Canal Trail, Aurora, CO
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ICS of Colorado

ICS of Colorado

(30)
Infidelity Investigations, Corporate Investigations, Surveillance - on Site and Remote
“I left feeling confident about gun safety, gun laws, how to use a gun, when to use a gun, when NOT to use a gun, and even felt good about my actual shooting abilities which I definitely did not feel good about before the day began.”
In Business Since 1973
Free Initial Consultation
Licensed, BBB Rating: A+
Accepts All Major Credit Cards, Check, Debit
14901 E Hampden Ave #215, Aurora, CO
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Colorado Attorney Services

Colorado Attorney Services

(27)
  • Service of Process
  • State
  • Job
“I forgot some pertinent facts on a service , and he and his staff asked me some very direct questions, which led me to re-evaluate a few things and make the corrections.”
In Business Since 2015
CPS Certified
Emergency Services
1660 S Albion St Suite 826, Denver, CO
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Helix Cannabis Security

Helix Cannabis Security

(30)
  • Company
  • Product
  • Needs
“We had them give us a vulnerability assessment for our business, specifically with regards to insurance and our ability to design our storefront environment in order to deter criminal elements.”
In Business Since 2022
Free Initial Consultation
Remote Consultations Available
Coupons & Offers
10200 E Girard Ave #B420, Denver, CO
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Trailfinder: Investigations & Process Service

Trailfinder: Investigations & Process Service

(29)
  • Process Server
  • Court
  • Efficient
“I have been a paralegal for going on a decade now, and I was really impressed by not only how super easy it was to get my out of state serve submitted to Trailfinder (took literally two minutes), but also how fast they were able to accomplish the ser...”
In Business Since 2018
Emergency Services
7600 E Arapahoe Rd, Centennial, CO
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Magnum-Diego Priority Services

Magnum-Diego Priority Services

(26)
Denver Process Server, Skip Tracing Services, Court Services
“The Magnum-Diego Priority Services team was extremely professional, knowledgeable and promptly filed my documents for me, sent me court-stamped copies and receipts, and served court documents when needed.”
In Business Since 2003
Licensed
Locally Owned & Operated
Serving Thornton Area
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Sweep Stakes Unlimited

Sweep Stakes Unlimited

(1)
“We hired SSU for what we believed would be a very easy service of process, but an uncooperative defendant made it much more difficult than we could have imagined.”
In Business Since 2003
Licensed, BBB Rating: A+
Accepts All Major Credit Cards
2548 S Broadway, Denver, CO
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Private Investigation Services Of Denver

Private Investigation Services Of Denver

(2)
“The owner provided me options that truly worked out for what I was looking for (and within my budget), and I was able to continue living life being in the know.”
In Business Since 2007
Emergency Services
Free Initial Consultation
Building 6, 2600 S Parker Rd #164, Aurora, CO
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Surveillance Specialists Denver

Surveillance Specialists Denver

(1)
Insurance Defense, Family Law, Business/Corporate
“Truly an amazing team of professionals with strong experience, integrity and a pleasure to work with.”
In Business Since 2012
Licensed
Accepts All Major Credit Cards
3800 Buchtel Blvd S #100383, Denver, CO
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True Lies Investigations

True Lies Investigations

(10)
“I was needing a server to get custody court papers served to another party and they (Sammy) was great at providing me with all the details about the delivery.”
In Business Since 2018
Transparent Fees & Pricing
2821 S Parker Rd Suite 225, Aurora, CO
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Verity Screening Solutions

Verity Screening Solutions

(2)
“We've been using them for more than a decade!”
In Business Since 2004
6834 S University Blvd #506, Centennial, CO
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Private Detective Services in Thornton, CO Cost Estimates

Minimum cost
$360
Maximum cost
$11379
National Average
$1438
Avg Per Hour Rates
$150
$839
$2396
Fair price range is based on 269 cost profiles
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Average Cost $1438
Minimum cost $360
Maximum cost $11379
Avg Per Hour Rates $150

Fair range $839 to $2396 is based on 269 cost profiles.

Why these companies made our list

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