Insights

Strong Market Presence All-Guard Alarm Systems is ranked #38 nationally on the SDM 100 list, demonstrating significant recognition and a solid reputation within the security industry, which can facilitate trust and credibility in sales negotiations.

Established Local Player With over 65 years of experience and a family-owned operational model in Northern California, All-Guard has a deep regional market insight and loyal customer base, presenting opportunities for expansion into new services or locations.

Diverse Security Portfolio Offering a comprehensive range of services including intrusion, fire, access control, and video surveillance, All-Guard demonstrates versatility, indicating potential for cross-selling and upselling advanced or integrated security solutions.

Technology-Driven Approach Utilizing a modern tech stack such as WordPress, Slider Revolution, and Google services, All-Guard embraces technology, suggesting openness to innovative security products like IoT-enabled systems or smart home integrations.

Growth Potential With revenue estimates between 10 to 25 million dollars and a relatively small team of up to 50 employees, the company shows room for scalable growth and potential interest in expanding its service offerings or upgrading existing systems to meet increasing demand.

Similar companies to All-Guard Alarm Systems, Inc.

All-Guard Alarm Systems, Inc. Tech Stack

All-Guard Alarm Systems, Inc. uses 8 technology products and services including WP Rocket, WordPress, Font Awesome, and more. Explore All-Guard Alarm Systems, Inc.'s tech stack below.

WP Rocket
Caching
WordPress
Content Management System
Font Awesome
Font Scripts
jQuery UI
Javascript Libraries
jQuery
Javascript Libraries
Slider Revolution
Miscellaneous
LinkedIn
Online Community Software
Google Plus
Widgets

Media & News

Allguardsystems recognized as #38 in the nation on SDM 100.
All-Guard Alarm Systems ranks #38 in the nation on SDM 100 list.
Aug 11, 2025 | www.allguardsystems.com

All-Guard Alarm Systems, Inc.'s Email Address Formats

All-Guard Alarm Systems, Inc. uses at least 1 format(s):

All-Guard Alarm Systems, Inc. Email Formats	Example	Percentage
FLast@allguardsystems.com	JDoe@allguardsystems.com	83%
First.Last@allguardsystems.com	John.Doe@allguardsystems.com	11%
Last@allguardsystems.com	Doe@allguardsystems.com	4%
First@allguardsystems.com	John@allguardsystems.com	2%

Frequently Asked Questions

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

All-Guard Alarm Systems, Inc.'s main headquarters is located at 1306 Stealth Street Livermore, California 94551 United States. The company has employees across 1 continents, including North America.

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

You can contact All-Guard Alarm Systems, Inc.'s main corporate office by phone at

+1-800-255-****

. 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 All-Guard Alarm Systems, Inc.'s official website and social media links?

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

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

As of March 2026, All-Guard Alarm Systems, Inc.'s annual revenue is estimated to be $9.8M.

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

All-Guard Alarm Systems, Inc.'s SIC code is 2241 - Narrow Fabric and Other Smallware Mills: Cotton, Wool, Silk, and Manmade Fiber NAICS code is 5616 - Investigation and Security Services.

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

As of March 2026, All-Guard Alarm Systems, Inc. has approximately 45 employees across 1 continents, including North America. Key team members include President: T. F.President: B. P. R.President: G. V.. Explore All-Guard Alarm Systems, Inc.'s employee directory with LeadIQ.

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

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

What technology does All-Guard Alarm Systems, Inc. use?

All-Guard Alarm Systems, Inc.'s tech stack includes WP RocketWordPressFont AwesomejQuery UIjQuerySlider RevolutionLinkedInGoogle Plus.

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

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

When was All-Guard Alarm Systems, Inc. founded?

All-Guard Alarm Systems, Inc. was founded in 1952.

All-Guard Alarm Systems, Inc.

Q: What technology does All-Guard Alarm Systems, Inc. use?

All-Guard Alarm Systems, Inc.'s tech stack includes JSON-LD, jQuery Migrate, Facebook Pixel, WP Rocket, Slider Revolution.

Security and InvestigationsCalifornia, United States11-50 Employees

Established in 1952, All-Guard Alarm Systems, Inc. (All-Guard) has protected the homes and businesses of Northern California for over 65 years.  Based in Livermore, California, All-Guard has grown to be one of the largest family-owned and operated electronic security companies in California.

Offering only the best and latest technology available in the industry, All-Guard presents a wide variety of security solutions that satisfy our residential and commercial customers’ needs.  These services include:

•         Full-facility intrusion alarm monitoring
•         Fire alarm monitoring
•         Electronic access control
•         Video surveillance installation and monitoring
•         UL-Certified  24/7 Monitoring division  

All-Guard services are supported by dedicated technicians who are trained, certified, licensed and committed to providing the highest levels of service.  


All-Guard – At Work.  At Home.  At Ease.

Company Overview

Headquarters: 1306 Stealth Street Livermore, California 94551 United States
Phone number: +1-800-255-****
Website: allguardsystems.com
SIC Code: 2241 - Narrow Fabric and Other Smallware Mills: Cotton, Wool, Silk, and Manmade Fiber
NAICS Code: 5616 - Investigation and Security Services
Founded: 1952
Employees: 11-50