Insights

Market Expansion Sentry is expanding its Chicago footprint and multi-site capabilities, signaling strong demand for scalable security deployments across campuses and facilities.

Comprehensive Platform Their end-to-end security stack combines hardware and software across access control, video, intrusion, fire detection, perimeter lighting, and cloud-based monitoring, offering upsell potential to a single, integrated platform.

Maintenance Compliance A focus on preventative maintenance and code-mandated inspections creates recurring revenue through service agreements, audits, and compliance reporting.

Financing Flexibility The revolving line of credit used for acquisitions indicates openness to financing security upgrades; propose leasing or project-based financing to accelerate multi-site deployments.

Regional Vertical Focus Target mid-market, multi-site verticals such as manufacturing, logistics, warehousing, and commercial real estate, leveraging Sentry's breadth of services to win larger contracts.

Similar companies to Sentry Security

Sentry Security Tech Stack

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

Google Cloud
Infrastructure As A Service
Google Maps
Maps
ActiveCampaign
Marketing Automation
Slider Revolution
Miscellaneous
reCAPTCHA
Security
Gravity Forms
Web Platform Extensions
Breadcrumb NavXT
Web Platform Extensions
Nginx
Web Servers

Media & News

Sentry Security, LLC. expands offices in Chicago, Illinois, United States, Northern America, Americas.
Sentry Security will use the revolving line of credit to refinance debt and provide capital for future acquisitions, with the intent of continuing to expand operations in the greater Chicago area.
May 20, 2021 | www.sdmmag.com

Sentry Security's Email Address Formats

Sentry Security uses at least 1 format(s):

Sentry Security Email Formats	Example	Percentage
FLast@sentrysecurity.com	JDoe@sentrysecurity.com	81%
First@sentrysecurity.com	John@sentrysecurity.com	11%
F.Last@sentrysecurity.com	J.Doe@sentrysecurity.com	6%
Last@sentrysecurity.com	Doe@sentrysecurity.com	2%

Frequently Asked Questions

Where is Sentry Security's headquarters located?

Sentry Security's main headquarters is located at 339 Egidi Drive Wheeling, Illinois 60090 United States. The company has employees across 4 continents, including North AmericaEuropeAfrica.

What is Sentry Security's phone number?

You can contact Sentry Security's main corporate office by phone at

+1-847-398-****

. 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?

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

What is Sentry Security's NAICS code?

Sentry Security's NAICS code is 5616 - Investigation and Security Services.

How many employees does Sentry Security have currently?

As of June 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?

Sentry Security operates in the Security and Investigations industry.

What technology does Sentry Security use?

Sentry Security's tech stack includes Google CloudGoogle MapsActiveCampaignSlider RevolutionreCAPTCHAGravity FormsBreadcrumb NavXTNginx.

What is Sentry Security's email format?

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?

Sentry Security was founded in 1972.

Sentry Security

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

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

Q: How many employees does Sentry Security have currently?

Sentry Security has approximately 253 employees.

Q: What technology does Sentry Security use?

Sentry Security's tech stack includes Slider Revolution, ProgressBar.js, Amazon Web Services, Google Maps, WordPress.

Q: What is Sentry Security's NAICS code?

Sentry Security's NAICS code is 5616 (Investigation and Security Services).

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.