What is Gillmore Security Systems, Inc's NAICS code?

Gillmore Security Systems, Inc's NAICS code is 5616 (Investigation and Security Services).

Insights

Local market strength Established Northeast Ohio focus with a longstanding 50+ year presence and family-led heritage, presenting a compelling case for regional security system upgrades, cross-sell of monitoring, and expansion into nearby commercial properties.

In-house monitoring UL 5-Diamond in-house Central Monitoring Station signals high reliability and premium service; target prospects seeking enterprise-grade monitoring, fire and environmental integration, and 24/7 support contracts.

Integrated tech stack Multi-solution capabilities (electronic security, access control, video, environmental sensors, fire monitoring) align with upsell opportunities to existing residential and commercial customers, plus potential for managed security services and cloud-based monitoring.

Mid-market focus Revenue scale and employee count place Gillmore in a sweet spot for small to mid-size businesses and larger residences; pursue mid-market security upgrades, system refreshes, and ongoing service contracts.

Growth opportunities Longstanding customer relationships, custom system design, and strong service standardization create openings for expanded maintenance programs, recurring revenue through monitoring plans, and referrals from satisfied clients to adjacent properties and industries.

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Gillmore Security Systems, Inc Tech Stack

Gillmore Security Systems, Inc uses 8 technology products and services including WordPress, Shopify, Mailchimp, and more. Explore Gillmore Security Systems, Inc's tech stack below.

WordPress
Content Management System
Shopify
E-commerce
Mailchimp
Email
Microsoft 365
Email
SendGrid
Email Delivery
Priority Hints
Performance
Microsoft Azure
Platform As A Service
HTTP/3
Web & Portal Technology

Gillmore Security Systems, Inc's Email Address Formats

Gillmore Security Systems, Inc uses at least 4 email formats:

Gillmore Security Systems, Inc Email Formats	Example	Percentage
FLast@gillmoresecurity.com	JDoe@gillmoresecurity.com	92%
FirstL@gillmoresecurity.com	JohnD@gillmoresecurity.com	2%
FirstLast@gillmoresecurity.com	JohnDoe@gillmoresecurity.com	3%
First.Last@gillmoresecurity.com	John.Doe@gillmoresecurity.com	3%

Frequently Asked Questions

What is Gillmore Security Systems, Inc's phone number?

You can contact Gillmore Security Systems, Inc's main corporate office by phone at

+1-440-232-****

. 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 Gillmore Security Systems, Inc's official website and social media links?

Gillmore Security Systems, Inc's official website is gillmoresecurity.com and has social profiles on LinkedIn.

How much revenue does Gillmore Security Systems, Inc generate?

As of August 2026, Gillmore Security Systems, Inc's annual revenue is estimated to be $10M - $25M.

What is Gillmore Security Systems, Inc's SIC code and NAICS code?

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

How many employees does Gillmore Security Systems, Inc have currently?

As of August 2026, Gillmore Security Systems, Inc has approximately 49 employees across 1 continents, including North America. Key team members include Chief Executive Officer: A. G., Owner: A. G. and Service Supervisor: T. K. Explore Gillmore Security Systems, Inc's employee directory with LeadIQ.

What industry does Gillmore Security Systems, Inc belong to?

Gillmore Security Systems, Inc operates in the Security and Investigations industry.

What technology does Gillmore Security Systems, Inc use?

Gillmore Security Systems, Inc's tech stack includes WordPress, Shopify, Mailchimp, Microsoft 365, SendGrid, Priority Hints, Microsoft Azure and HTTP/3.

What is Gillmore Security Systems, Inc's email format?

Gillmore Security Systems, Inc's email format typically follows the pattern of FLast@gillmoresecurity.com. Find more Gillmore Security Systems, Inc email formats with LeadIQ.

When was Gillmore Security Systems, Inc founded?

Gillmore Security Systems, Inc was founded in 1971.

Gillmore Security Systems, Inc

Q: What technology does Gillmore Security Systems, Inc use?

Gillmore Security Systems, Inc's tech stack includes jQuery Validation Plugin, Cloudflare, PHP, yepnope.js, Apple iCloud Mail.

Security and InvestigationsOhio, United States11-50 Employees

Gillmore Security Systems, Inc. is a security and investigations company based in Cleveland, Ohio, with roots dating to 1971. It serves residential and commercial clients in Northeast Ohio, offering installation and ongoing service for electronic security, fire monitoring, access control, environmental sensing, and digital video systems, backed by an in-house central monitoring station. The firm emphasizes customized system design tailored to each customer’s needs, supported by standardized service platforms and around-the-clock customer support. As a long-standing family business, it aims to protect families and businesses through reliable service, built on a foundation of honesty and integrity. The company operates in a competitive regional security market and positions itself on local trust and responsive, in-house monitoring capabilities.