What is Sentinel Security Systems's NAICS code?

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

Insights

Premier NSI Gold Sentinel Security Systems holds NSI NACOSS Gold approval for Security, CCTV, Access control and Fire Systems, indicating strong compliance and a potential upsell to customers requiring certified, high-standard security deployments.

Integrated Solutions Positioned as a systems integrator delivering tailored security and fire solutions rather than off-the-shelf packages, presenting opportunities to engage with complex, multi-site deployments for larger commercial or industrial clients.

National Reach Local Membership in NASIC enables leveraging national resources while maintaining local customer focus, offering a compelling narrative for mid-market clients seeking scale with local service levels.

Diverse Clientele Experience across domestic, commercial, industrial sites and MoD contracts suggests capability to cross-sell across multiple sectors, including government-grade security projects and ongoing maintenance contracts.

Growth Potential Small to mid-sized firm with 11-50 employees and limited publicly disclosed revenue; potential for expansion in fire, intrusion, CCTV, and access control service agreements, managed services, and recurring revenue through maintenance and monitoring.

Similar companies to Sentinel Security Systems

PRO-GUARD SECURITY
$1M$10M

Sentinel Security Systems Tech Stack

Sentinel Security Systems uses 8 technology products and services including oEmbed, Twemoji, Google Cloud, and more. Explore Sentinel Security Systems's tech stack below.

oEmbed
Dev Tools
Twemoji
Font Scripts
Google Cloud
Infrastructure As A Service
JSON-LD
Javascript Frameworks
Elementor
Page Builders
reCAPTCHA
Security
Nginx
Web Servers
jQuery Waypoints
Web Tools And Plugins

Media & News

Sentinel Security Systems's Email Address Formats

Sentinel Security Systems uses at least 1 format(s):

Sentinel Security Systems Email Formats	Example	Percentage
First.Last@sentinelsecuritysystems.com	John.Doe@sentinelsecuritysystems.com	40%
First@sentinelsecuritysystems.com	John@sentinelsecuritysystems.com	40%
FirstLast@sentinelsecuritysystems.com	JohnDoe@sentinelsecuritysystems.com	20%

Frequently Asked Questions

Where is Sentinel Security Systems's headquarters located?

Sentinel Security Systems's main headquarters is located at Leominster, England hr6 0dd United Kingdom. The company has employees across 3 continents, including EuropeNorth AmericaSouth America.

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

Sentinel Security Systems's official website is sentinelsecuritysystems.com and has social profiles on LinkedIn.

What is Sentinel Security Systems's SIC code NAICS code?

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

How many employees does Sentinel Security Systems have currently?

As of December 2025, Sentinel Security Systems has approximately 11 employees across 3 continents, including EuropeNorth AmericaSouth America. Key team members include Owner: F. C.Business Development Director: P. K.Director: R. W.. Explore Sentinel Security Systems's employee directory with LeadIQ.

What industry does Sentinel Security Systems belong to?

Sentinel Security Systems operates in the Security and Investigations industry.

What technology does Sentinel Security Systems use?

Sentinel Security Systems's tech stack includes oEmbedTwemojiGoogle CloudJSON-LDElementorreCAPTCHANginxjQuery Waypoints.

What is Sentinel Security Systems's email format?

Sentinel Security Systems's email format typically follows the pattern of First.Last@sentinelsecuritysystems.com. Find more Sentinel Security Systems email formats with LeadIQ.

When was Sentinel Security Systems founded?

Sentinel Security Systems was founded in 1981.

Sentinel Security Systems

Q: How many employees does Sentinel Security Systems have currently?

Sentinel Security Systems has approximately 11 employees.

Q: What technology does Sentinel Security Systems use?

Sentinel Security Systems's tech stack includes JSON-LD, Nginx, PHP, SiteGround, Lightbox.

Security and InvestigationsEngland, United Kingdom11-50 Employees

Sentinel Security Systems is a security and investigations company based in Leominster, England. It operates as a systems integrator focused on commercial fire and intrusion detection systems, as well as CCTV and access control. Established over 25 years ago, the company emphasizes tailored security solutions designed to address each client’s specific needs rather than off-the-shelf options. Sentinel holds NSI NACOSS Gold approvals for Security, CCTV, Access control and Fire Systems, and serves clients across domestic, commercial, industrial sites and Ministry of Defence contracts. As a NASIC member, the firm maintains its local focus while benefiting from the resources associated with a national network.