List of Security and Investigations Companies
Selling into Security and Investigations? Here are its companies, biggest first, including ASIS International, Ajax Chubb Varel / UTC Fire & Security and Axis Security Services. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
1K
$10M - $25M
1K
$1M - $10M
1K
$50M - $100M
1K
$10M - $25M
1K
$50M - $100M
1K
$10M - $25M
1K
$1M - $10M
1K
$1M - $10M
997
$1M - $10M
962
$100M - $250M
960
$10M - $25M
944
$100M - $250M
926
$100M - $250M
924
$25M - $50M
919
$25M - $50M
909
$100M - $250M
906
$1M - $10M
886
$1M - $10M
883
$100M - $250M
878
$100M - $250M
870
$10M - $25M
858
$100M - $250M
854
$25M - $50M
853
$100M - $250M
848
$250M - $500M
843
$25M - $50M
840
$10M - $25M
834
$10M - $25M
812
$100M - $250M
805
$100M - $250M
795
$50M - $100M
777
$100M - $250M
766
$50M - $100M
762
$100M - $250M
758
$100M - $250M
755
$100M - $250M
755
$25M - $50M
726
$25M - $50M
716
$100M - $250M
712
$100M - $250M
709
$50M - $100M
706
$100M - $250M
699
$25M - $50M
684
$1M - $10M
674
$50M - $100M
670
$100M - $250M
666
$10M - $25M
664
$25K
$100M - $250M
661
$25M - $50M
639
$100M - $250M
638
$250M - $500M
631
$200M
$100M - $250M
623
$100M - $250M
617
$1M - $10M
605
$1M - $10M
600
$1M - $10M
598
$120K
$1M - $10M
593
$50M - $100M
584
$50M - $100M
579
$100M - $250M
559
$1M - $10M
558
$50M - $100M
531
$50M - $100M
529
$50M - $100M
527
$25M - $50M
526
$9M
$100M - $250M
524
$1M - $10M
520
$50M - $100M
520
$50M - $100M
515
$50M - $100M
515
$100M - $250M
514
$1M - $10M
507
$1M - $10M
505
$58M
$1M - $10M
505
$50M - $100M
503
$1M - $10M
501
$1M - $10M
501
$10M - $25M
501
$1M - $10M
501
$1M - $10M
501
$1M - $10M
501
$10M - $25M
501
$1M - $10M
501
$1M - $10M
501
$10M - $25M
501
$10M - $25M
501
$148M
$1M - $10M
501
$1M - $10M
501
$1M - $10M
501
$10M - $25M
501
<$1M
501
$10M - $25M
501
$25M - $50M
501
$100M - $250M
499
$25M - $50M
499
$50M - $100M
498
$50M - $100M
495
$25M - $50M
493
$50M - $100M
492
About Security and Investigations companies
Which Security and Investigations companies are listed?
Security and Investigations companies of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include ASIS International, Ajax Chubb Varel / UTC Fire & Security and Axis Security Services. Every company profile gives you revenue range, headcount, headquarters, tech stack and an employee directory with verified emails and phone numbers.
Where are Security and Investigations companies located?
Security and Investigations companies are most often headquartered in the United States, the United Kingdom, Canada, Australia, the Netherlands and France.
What technologies do Security and Investigations companies use?
The tools most often found in the tech stacks of Security and Investigations companies include WordPress, Microsoft 365, Amazon Web Services, Google Cloud, Shopify and Google Workspace. Useful if you integrate with, complement or compete with one of them.
How do I reach decision makers at Security and Investigations companies?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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