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U.S. Security & Protection Services Stocks

21 companies by market cap.

As of Nov 6, 2026

There are 21 U.S.-listed companies in Security & Protection Services (Industrials sector), with a combined market value of $47.3B. The largest is Allegion plc at 33% of the total. The median P/E is 23.8x, the median revenue growth is +6.5%, and 8 companies pay a dividend.

#CompanyMarket capP/EDiv. yieldRevenue YoY1Y return
1Allegion plcALLEAllegion plc engages in the provision of security products and solutions worldwide.$15.8B24.2x1.17%+10.6%+14.0%
2ADT Inc.ADTHeadquartered in Boca Raton, Florida, ADT Inc.$6.7B11.8x2.41%+2.1%+24.6%
3MSA Safety IncorporatedMSAMSA Safety Incorporated is a prominent global manufacturer and provider of safety equipment, specializing in the engineering, production, an…$6.6B21.1x1.26%+6.5%+9.6%
4The Brink's CompanyBCOThe Brink's Company operates as a global leader in secure logistics, cash management, and comprehensive security services, with operations s…$4.5B25.3x0.92%+8.1%−1.2%
5Brady CorporationBRCBrady Corporation, established in 1914 and based in Milwaukee, Wisconsin, operates as a global supplier of specialized identification and wo…$3.7B18.2x1.25%+9.8%+6.6%
6The GEO Group, Inc.GEOThe GEO Group, Inc.$3.7B13.0x—+15.3%+80.4%
7CoreCivic, Inc.CXWCoreCivic, Inc.$2.8B23.3x—+24.3%+70.8%
8Napco Security Technologies, Inc.NSSCOperating both within the U.S.$1.1B25.0x2.02%+11.4%−28.3%
9Evolv Technologies Holdings, Inc.EVLVEvolv Technologies Holdings, Inc.$820M——+41.7%−33.6%
10Mistras Group, Inc.MGMistras Group, Inc.$642M23.8x—+5.2%+73.3%
11CompX International Inc.CIXCompX International Inc.$469M21.4x3.15%+6.0%+79.7%
12NLI Holdings, Inc.NLNL Industries, Inc., through its subsidiary CompX International Inc., is a global and domestic manufacturer specializing in diverse componen…$349M—5.47%+6.0%+30.1%
13SuperCom Ltd.SPCBSuperCom Ltd., an Israeli company founded in Tel Aviv-Yafo in 1988, delivers a diverse range of digital identity, Internet of Things (IoT) a…$52.5M52.2x—+6.1%−17.8%
14Senstar Technologies Ltd.SNTSenstar Technologies Ltd., established in 1984 in Ramat Gan, Israel, specializes in the development, manufacturing, and global distribution…$44.3M90.5x—−3.2%−57.9%
15Roze AI Inc.RZAIRoze AI, formerly Rozeta Tech, leverages ICT, AI, IoT, and big data to pioneer the world's first AI-based fire forecast system.$38.9M———−55.2%
16Bridger Aerospace Group Holdings, Inc. Common StockBAERBridger Aerospace Group Holdings, LLC, established in 2014, specializes in delivering aerial services for wildfire management and suppressio…$11.5M——−8.7%−87.8%
17Knightscope, Inc.KSCPKnightscope, Inc., established in 2013 and based in Mountain View, California, is a U.S.$11.1M——+88.0%−88.7%
18Liberty Defense Holdings, Ltd.DETXEstablished on June 8, 2012, and based in Wilmington, Massachusetts, Liberty Defense Holdings Ltd.$6.9M———−70.1%
19Guardforce AI Co., LimitedGFAIBased in Singapore and incorporated in 2018, Guardforce AI Co., Limited specializes in providing comprehensive cash management and secure cu…$5.4M——−3.8%−80.0%
20Iveda Solutions, Inc.IVDAIveda Solutions, Inc.$2.5M——−36.0%−76.2%
21SU Group Holdings Limited Ordinary SharesSUGPSU Group Holdings Limited, along with its subsidiaries, operates as a comprehensive provider of security-related services, catering to clien…$373K——+52.9%−99.1%

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Listed mechanically from public data. Not a recommendation to buy or sell any security.