Insights

Security expansion Mid-sized security and fire systems provider with a long-standing presence in Southern New Jersey; potential for upsell across home and commercial markets as they seek integrated security, monitoring, and access control solutions to scale.

Monitoring needs Offers 24 Hour Central Station Monitoring, signaling a strong channel for managed security services and recurring revenue through monitoring packages, add-ons, and proactive threat alerts.

Technology stack Uses common cloud and web technologies (Cloudflare, WordPress, Microsoft 365, WP Engine) suggesting openness to cloud-based security management, CRM improvements, and marketing automation to nurture leads and manage installations.

Cross-sell potential Product portfolio includes burglar, fire, video surveillance, access control, and port surveillance; opportunity to bundle integrations across systems, offering unified dashboards and scalable solutions for both homes and small businesses.

Growth profile Revenue range indicates growth potential with room for larger project opportunities and enterprise deals; ideal target for security integrators offering enterprise-grade monitoring, retrofit upgrades, or national expansion partnerships.

Similar companies to GCSI Security Group

GCSI Security Group Tech Stack

GCSI Security Group uses 8 technology products and services including Cloudflare CDN, WordPress, Mailchimp, and more. Explore GCSI Security Group's tech stack below.

  • Cloudflare CDN
    Content Delivery Network
  • Content Management System
  • Really Simple Discovery
    Miscellaneous
  • Platform As A Service
  • PHP
    Programming Languages
  • Contact Form 7
    Web Platform Extensions

GCSI Security Group's Email Address Formats

GCSI Security Group uses at least 3 email formats:
GCSI Security Group Email FormatsExamplePercentage
FLast@gcsi-nj.comJDoe@gcsi-nj.com
78%
First.Last@gcsi-nj.comJohn.Doe@gcsi-nj.com
11%
FiLast@gcsi-nj.comJoDoe@gcsi-nj.com
11%

Frequently Asked Questions

What is GCSI Security Group's phone number?

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You can contact GCSI Security Group'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 GCSI Security Group's official website and social media links?

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GCSI Security Group's official website is gcsi-nj.com and has social profiles on LinkedIn.

How much revenue does GCSI Security Group generate?

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As of September 2026, GCSI Security Group's annual revenue is estimated to be $1M - $10M.

What is GCSI Security Group's SIC code and NAICS code?

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GCSI Security Group's SIC code is 7381 - Detective, Guard, and Armored Car Services and NAICS code is 81 - Other Services (except Public Administration).

How many employees does GCSI Security Group have currently?

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As of September 2026, GCSI Security Group has approximately 15 employees across 2 continents, including North America and South America. Key team members include Owner: R. J., Project Manager / Tech: B. R. and Security Consultant: M. M. Explore GCSI Security Group's employee directory with LeadIQ.

What industry does GCSI Security Group belong to?

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GCSI Security Group operates in the Consumer Services industry.

What technology does GCSI Security Group use?

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GCSI Security Group's tech stack includes Cloudflare CDN, WordPress, Mailchimp, Microsoft 365, Really Simple Discovery, WP Engine, PHP and Contact Form 7.

What is GCSI Security Group's email format?

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GCSI Security Group's email format typically follows the pattern of FLast@gcsi-nj.com. Find more GCSI Security Group email formats with LeadIQ.

When was GCSI Security Group founded?

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GCSI Security Group was founded in 1986.
GCSI Security Group logo

GCSI Security Group

Consumer ServicesNew Jersey, United States11-50 Employees

GCSI Security Group provides security and fire systems for homes and businesses in the greater Southern New Jersey area. Established in 1986, the company emphasizes installation quality, professional service, and integrity, offering customized solutions designed to fit various needs and budgets. Its offerings include burglar and fire alarms, video surveillance, access control, port surveillance, and 24-hour central station monitoring, with installation, sales, and service across major brands. The business targets residential and commercial customers seeking reliable security and fire protection, aiming to combine technology benefits with user-friendly, personalized support.

Based in Williamstown, New Jersey, the firm positions itself within the consumer services sector, delivering integrated security infrastructures through a local team backed by TWIC certification. The scope encompasses comprehensive protection capabilities, from monitoring to surveillance and access management, catering to clients requiring dependable protection for both homes and commercial properties.

Section iconCompany Overview

Phone number
SIC Code
7381 - Detective, Guard, and Armored Car Services
NAICS Code
81 - Other Services (except Public Administration)
Founded
1986
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    GCSI Security Group's revenue is estimated to be in the range of $1M - $10M

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