Insights

Private Security Strength GSI is a long-standing, privately held security provider with a history dating back to 1956 and a sizable regional footprint in the Southwest, presenting an opportunity to upsell comprehensive security programs to HOA communities, campuses, banks, retailers, and logistics facilities.

Diverse Service Suite With offerings spanning concierge services, consulting, investigations, security surveys, vulnerability assessments, and strike force operations, there is potential to cross-sell integrated security management packages and proactive risk assessments to existing and new clients.

Targeted Growth Recent contract win with Lakeside Villas (a 240-unit development) demonstrates ability to scale for residential HOA projects, suggesting sales focus on multi-unit communities and property management partnerships as a growth vector.

Operational Excellence Emphasis on quality improvement, detailed attention, proactive management, and meaningful employment signals a service-quality selling point to clients seeking reliable, long-term security partners with strong customer service culture.

Tech Enablement Utilizes modern tech stack including WordPress, Google Cloud, Google Workspace, iCIMS, and analytics tagging, indicating readiness to support client onboarding, data-driven assessments, and scalable security operations.

Similar companies to Guard-Systems, Inc.

Guard-Systems, Inc. Tech Stack

Guard-Systems, Inc. uses 8 technology products and services including UserWay, Linkedin Insight Tag, iCIMS, and more. Explore Guard-Systems, Inc.'s tech stack below.

Guard-Systems, Inc.'s Email Address Formats

Guard-Systems, Inc. uses at least 3 email formats:
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

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.

How much revenue does Guard-Systems, Inc. generate?

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

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

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Guard-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 Guard-Systems, Inc. have currently?

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As of October 2026, Guard-Systems, Inc. has approximately 120 employees across 4 continents, including North America, Asia and Africa. Key team members include President: J. R., Regional Manager: J. Y. and Operations & Compliance Manager: M. M. 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 UserWay, Linkedin Insight Tag, iCIMS, WordPress, Shopify, Google Workspace, Google Cloud and Piwik PRO Core.

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. logo

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

Phone number
SIC Code
7381 - Detective, Guard, and Armored Car Services
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

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