Residential and Commercial Fire and Security in Northern California

All-Guard serves the community best because we know it best. We do not believe in one-size-fits-all solutions and use the latest technologies to meet our customers’ unique security, fire, automation, and access control needs.

All-Guard protects more than 15,000 commercial and residential customers in California– from Fortune 500 companies to the schools, homes, and families in your community.

Choose Your Area of Interest

All-Guard offers a vast range of products to meet all of your commercial security needs.

Home Security

Business Security

CommercialFire System

Have an Existing Security System? No Problem!

Not Sure? Have a Question?
Call Us For A Free, No Obligation Consultation

Tell us about your business, or even existing alarm system. We may be able to takeover.


We’ll schedule an appointment to visit your business at your desired time.


We’ll schedule a date to install your security system designed specifically for you.

Don’t Just Take Our Word. Here’s What Our Customers Say

I recently switched to All-Guard after being with another company for several years. So far I am very happy with the system. Very simple and the customer service has been awesome. Making the switch has definitely exceeded my expectations!
Christian F. San Leandro, CA
Service Tech Keith visited my house today to trouble shoot and he was awesome! Friendly, knowledgeable and prompt. Can’t thank you enough, Keith. All-guard is lucky to have Keith on their team. Thank you, Keith!
Don D. Modesto, CA
If you are in need of an alarm system for your home or business, contact Able Aguilar. He is a true professional and will help you get the right solution that fits your needs.
Victor E. San Francisco, CA
All-Guard did a fantastic job with our alarm system. Keith was amazing – he taught me everything I needed to know to ensure I was up to date on the system. Great customer service!
Hayley Wilcox
As a supervisor, you know best, that the TEAM that collaborates, is passionate and dedicated, makes you Shine! I have a security/fire system that the talented Doug McQuinn installed over 2 decades ago and still works brilliantly…

Read the full review on our testimonials page

If it’s worth protecting, it’s worth calling All-Guard.

To learn more about our commercial security services, call All-Guard today or fill out the form to have our experts call you at your convenience.
Call (800) 255-4273 today.

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