List of Security and Investigations Companies
Selling into Security and Investigations? Here are its companies, biggest first, including Gavin de Becker & Associates, AMK9 - American K-9 Detection Services LLC and KeyPoint Government Solutions. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
491
$50M - $100M
488
$100M - $250M
485
$50M - $100M
484
$10M - $25M
466
$1M - $10M
465
$100M - $250M
461
$500M - $1B
448
<$1M
442
$1M - $10M
442
$50M - $100M
438
$100M - $250M
433
$100M - $250M
433
$100M - $250M
432
$50M - $100M
429
$500M - $1B
428
$50M - $100M
427
$100M - $250M
426
$50M - $100M
426
$1M - $10M
421
$100M - $250M
414
$100M - $250M
411
$50M - $100M
410
$50M - $100M
409
$100M - $250M
408
$50M - $100M
407
$50M - $100M
406
$25M - $50M
405
$50M - $100M
402
$25M - $50M
402
$10M - $25M
395
$100M - $250M
393
$50M - $100M
393
$25M - $50M
389
$100M - $250M
387
$50M - $100M
387
$50M - $100M
382
$10M - $25M
382
$50M - $100M
381
$31M
$100M - $250M
378
$50M - $100M
378
$50M - $100M
378
$50M - $100M
376
$10M - $25M
375
$50M - $100M
374
$25M - $50M
368
$1M - $10M
367
$500M - $1B
366
$50M - $100M
365
$10M - $25M
360
$25M - $50M
354
$1M - $10M
349
$50M - $100M
349
$1M - $10M
349
$25M - $50M
348
$50M - $100M
347
$50M - $100M
346
$1M - $10M
343
$50M - $100M
343
$13M
$50M - $100M
337
$50M - $100M
335
$50M - $100M
335
$558M
$50M - $100M
334
$25M - $50M
333
$1M - $10M
328
$25M - $50M
328
$50M - $100M
325
$25M - $50M
324
$1M - $10M
323
$25M - $50M
321
$4.5M
$50M - $100M
321
$50M - $100M
320
$50M - $100M
318
$50M - $100M
313
$50M - $100M
312
$50M - $100M
311
$25M - $50M
310
$25M - $50M
309
$50M - $100M
308
<$1M
306
$50M - $100M
305
$50M - $100M
301
$100M - $250M
300
$10M - $25M
299
$25M - $50M
297
$25M - $50M
297
$25M - $50M
289
$25M - $50M
288
$10M - $25M
287
$25M - $50M
287
$50M - $100M
285
$25M - $50M
285
$8M
$10M - $25M
278
$50M - $100M
272
$50M - $100M
271
$10M - $25M
271
$50M - $100M
269
$25M - $50M
268
$25M - $50M
266
$25M - $50M
266
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 Gavin de Becker & Associates, AMK9 - American K-9 Detection Services LLC and KeyPoint Government Solutions. 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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