U.S. coverage

The most recommended security guard companies in U.S. — every metro, measured on ChatGPT

In August 2026 we benchmarked 522 security guard companies across 8 U.S. metros by asking ChatGPT the questions real business owners ask. Only 31% were ever recommended. Pick your metro to see who made the list.

Austin

19 of 66

Named in all 4 checks: Special Response Security

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Dallas

24 of 73

Named in 3 of 4 checks: Allied Universal® Security Services

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Denver

17 of 57

Named in all 4 checks: Blue Line Protection Group

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Houston

14 of 65

Named in all 4 checks: City Security Services, Credible Security Solutions, Inc. and Mayer Security Services and 1 more

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Kansas City

16 of 55

Named in 3 of 4 checks: BlackStack Security, Celtic Hills Security Services, LLC and Command Security Services Inc

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Las Vegas

24 of 68

Named in all 4 checks: Green Valley Security, Inc.

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Miami

20 of 67

Named in 3 of 4 checks: Raven Security Group

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Phoenix

27 of 71

Named in 3 of 4 checks: Delta Security Service and PHALANX Tactical Security Group

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