Insights

Experienced Security Provider With a history dating back to 1956, Guard-Systems, Inc. has established a strong reputation for reliability and quality in the security industry, making it a trusted partner for comprehensive security solutions across various sectors.

Diverse Service Portfolio GSI offers a wide range of services including concierge security, investigations, vulnerability assessments, and customized security plans, which provides multiple entry points for upselling or expanding security packages.

Recent Contract Wins Securing new clients like Lakeside Villas demonstrates GSI’s ongoing business growth in property management and residential developments, highlighting opportunities to target similar real estate and HOA projects.

Growing Market Potential Operating in a competitive space alongside companies like ADT and Allied Universal with mid-sized revenues suggests opportunities to position GSI as a flexible, personalized alternative for clients seeking tailored security services.

Technology & Engagement Utilizing a modern tech stack including Google Maps, Yoast SEO, and DataTables indicates GSI’s focus on digital presence and operational efficiency, which can appeal to clients interested in innovative and integrated security solutions.

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Guard-Systems, Inc. Tech Stack

Guard-Systems, Inc. uses 8 technology products and services including Cloudflare, Twemoji, Backbone.js, and more. Explore Guard-Systems, Inc.'s tech stack below.

  • Cloudflare
    Content Management System
  • Twemoji
    Font Scripts
  • Backbone.js
    Javascript Frameworks
  • JSON-LD
    Javascript Frameworks
  • jQuery Migrate
    Javascript Libraries
  • Priority Hints
    Performance
  • reCAPTCHA
    Security
  • jQuery Waypoints
    Web Tools And Plugins

Guard-Systems, Inc.'s Email Address Formats

Guard-Systems, Inc. uses at least 1 format(s):
Guard-Systems, Inc. Email FormatsExamplePercentage
FLast@guardsystemsinc.comJDoe@guardsystemsinc.com
81%
First.Last@guardsystemsinc.comJohn.Doe@guardsystemsinc.com
16%
First@guardsystemsinc.comJohn@guardsystemsinc.com
3%

Frequently Asked Questions

Where is Guard-Systems, Inc.'s headquarters located?

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Guard-Systems, Inc.'s main headquarters is located at 1190 Monterey Pass Road Monterey Park, California 91754 United States. The company has employees across 3 continents, including North AmericaAfricaAsia.

What is Guard-Systems, Inc.'s phone number?

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You can contact Guard-Systems, Inc.'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 Guard-Systems, Inc.'s official website and social media links?

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Guard-Systems, Inc.'s official website is guardsystemsinc.com and has social profiles on LinkedIn.

What is Guard-Systems, Inc.'s NAICS code?

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Guard-Systems, Inc.'s NAICS code is 5616 - Investigation and Security Services.

How many employees does Guard-Systems, Inc. have currently?

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As of June 2026, Guard-Systems, Inc. has approximately 116 employees across 3 continents, including North AmericaAfricaAsia. Key team members include Human Resources Benefits Director: L. G.Operations & Compliance Manager: M. M.Principal: J. R.. Explore Guard-Systems, Inc.'s employee directory with LeadIQ.

What industry does Guard-Systems, Inc. belong to?

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Guard-Systems, Inc. operates in the Security and Investigations industry.

What technology does Guard-Systems, Inc. use?

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Guard-Systems, Inc.'s tech stack includes CloudflareTwemojiBackbone.jsJSON-LDjQuery MigratePriority HintsreCAPTCHAjQuery Waypoints.

What is Guard-Systems, Inc.'s email format?

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Guard-Systems, Inc.'s email format typically follows the pattern of FLast@guardsystemsinc.com. Find more Guard-Systems, Inc. email formats with LeadIQ.

When was Guard-Systems, Inc. founded?

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Guard-Systems, Inc. was founded in 1956.

Guard-Systems, Inc.

Security and InvestigationsCalifornia, United States51-200 Employees

Guard-Systems, Inc. is a privately held security and investigations firm based in Monterey Park, California, with roots dating to 1956. The company provides a broad range of security services, including consulting, investigations, concierge-style security for homeowners associations, strike force operations, security surveys, and vulnerability assessments. It focuses on tailored security solutions for HOA environments as well as logistics, banking, campus, and retail facilities. The firm offers a complimentary security site assessment to provide an independent on-site security review. The organization outlines goals such as offering meaningful employment and treating employees as valuable assets, delivering value through continuous quality improvement, attention to detail, and proactive management, and pursuing growth through a reputation for quality service and cost effectiveness. In 2018, Guard-Systems, Inc. announced it had been awarded the security contract for Lakeside Villas, a 240-unit townhome development in Culver City, illustrating its ongoing client engagements.

Section iconCompany Overview

Headquarters
1190 Monterey Pass Road Monterey Park, California 91754 United States
Phone number
NAICS Code
5616 - Investigation and Security Services
Founded
1956
Employees
51-200

Section iconFunding & Financials

  • $10M$25M

    Guard-Systems, Inc.'s revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Guard-Systems, Inc.'s revenue is estimated to be in the range of $10M$25M

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