About Us
Your Local Security Partner
Shield Alarm LLC is a locally owned and operated security and low-voltage solutions company based in San Antonio, Texas. We are dedicated to providing professional, reliable, and affordable security solutions for homes and businesses.
Our Story
Built on Trust & Expertise
Shield Alarm LLC was founded with a simple mission: to make professional security accessible to every home and business in the San Antonio area. With years of experience in the security and low-voltage industry, our team brings the expertise and dedication needed to protect what matters most to you.
We specialize in alarm systems, security cameras, access control, 24/7 monitoring, audio/video solutions, and structured data/network cabling. Every installation is handled with meticulous attention to detail—clean wiring, proper mounting, and thorough testing.
As a BBB A+ rated company, we take pride in our reputation for quality workmanship and outstanding customer service. We treat every property as if it were our own, ensuring that every system we install performs reliably for years to come.
Our Values
What Drives Us
Integrity
We operate with honesty and transparency in every interaction.
Excellence
We deliver the highest quality installations and service.
Customer First
Your satisfaction and safety are our top priorities.
Craftsmanship
Clean, organized, and professional work every time.
Our Location
Serving San Antonio & Surrounding Areas
Located at 6438 Amber Oak, San Antonio, TX 78249, we proudly serve the greater San Antonio metropolitan area including New Braunfels, Boerne, Helotes, and more.