Insights

Expansion opportunities Sentry Security has recent expansion activity in Chicago, indicating a growth push in a major market. This presents a sales opportunity to offer scalable security integrations across multiple facilities and new office spaces, including access control, video surveillance, and integrated monitoring.

Integrated security focus The company emphasizes a comprehensive, hardware-software integrated approach across single facilities, campuses, or multiple sites. This aligns with selling end-to-end security solutions, including unified monitoring, preventative maintenance, and system optimization services.

Financial leverage With a revenue range of 10-25 million and plans to refinance debt for growth, there may be room for financing-friendly security projects, equipment upgrades, or debt-assisted capital expenditures for large-scale deployments and future acquisitions.

Real-time intelligence Offering real-time information and 24/7 security responsiveness signals a value proposition for customers needing rapid incident detection and mitigation. Upsell opportunities exist for advanced analytics, remote monitoring, and enhanced alerting capabilities.

Industry positioning Positioned among mid-to-large security providers with experiences similar to established players, Sentry Security can compete on customized service delivery, maintenance programs, and scalable solutions for multi-site clients, presenting cross-sell opportunities to neighboring services such as perimeter lighting, fire detection, and code-mandated inspections.

Sentry Security Tech Stack

Sentry Security uses 8 technology products and services including Google Cloud, Google Maps, Microsoft, and more. Explore Sentry Security's tech stack below.

  • Google Cloud
    Infrastructure As A Service
  • Google Maps
    Maps
  • Microsoft
    Miscellaneous
  • X-XSS-Protection
    Security
  • Gravity Forms
    Web Platform Extensions
  • Trustindex Google Reviews
    Web Platform Extensions
  • Microsoft IIS
    Web Servers
  • Kestrel
    Web Servers

Sentry Security's Email Address Formats

Sentry Security uses at least 1 format(s):
Sentry Security Email FormatsExamplePercentage
FLast@sentrysecurity.comJDoe@sentrysecurity.com
81%
First@sentrysecurity.comJohn@sentrysecurity.com
11%
F.Last@sentrysecurity.comJ.Doe@sentrysecurity.com
6%
Last@sentrysecurity.comDoe@sentrysecurity.com
2%

Frequently Asked Questions

What is Sentry Security's phone number?

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You can contact Sentry Security's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sentry Security's official website and social media links?

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Sentry Security's official website is sentrysecurity.com and has social profiles on LinkedIn.

How much revenue does Sentry Security generate?

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As of July 2026, Sentry Security's annual revenue is estimated to be $10M - $25M.

What is Sentry Security's SIC code NAICS code?

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Sentry Security's SIC code is 7381 - Detective, Guard, and Armored Car Services NAICS code is 5616 - Investigation and Security Services.

How many employees does Sentry Security have currently?

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As of July 2026, Sentry Security has approximately 253 employees across 4 continents, including North AmericaEuropeAfrica. Key team members include Owner: D. L.Owner: F. B.Owner: R. S.. Explore Sentry Security's employee directory with LeadIQ.

What industry does Sentry Security belong to?

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Sentry Security operates in the Security and Investigations industry.

What technology does Sentry Security use?

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Sentry Security's tech stack includes Google CloudGoogle MapsMicrosoftX-XSS-ProtectionGravity FormsTrustindex Google ReviewsMicrosoft IISKestrel.

What is Sentry Security's email format?

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Sentry Security's email format typically follows the pattern of FLast@sentrysecurity.com. Find more Sentry Security email formats with LeadIQ.

When was Sentry Security founded?

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Sentry Security was founded in 1972.
Sentry Security logo

Sentry Security

Security and InvestigationsIllinois, United States201-500 Employees

Sentry Security is a security and investigations company based in Wheeling, Illinois, at 339 Egidi Drive, Wheeling, IL 60090. It provides integrated security systems that combine hardware and software to protect people, facilities, and assets across single facilities, multi-building campuses, or multiple sites. The company operates with 24/7 security professionals to provide real-time information and support, helping clients prepare for unexpected events. Its services include access control, intrusion detection, video surveillance, fire detection, perimeter lighting, and related security solutions, supported by a technology stack that includes Google Cloud and Google Maps. In 2021, the company expanded its Chicago-area offices, reflecting growth alongside reported annual revenue in the range of $10 million to $25 million.

Section iconCompany Overview

Phone number
SIC Code
7381 - Detective, Guard, and Armored Car Services
NAICS Code
5616 - Investigation and Security Services
Founded
1972
Employees
201-500

Section iconFunding & Financials

  • $10M - $25M

    Sentry Security's revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    Sentry Security's revenue is estimated to be in the range of $10M - $25M

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