About Steadfast Security

Steadfast Security is a local security company that specializes in home automation, video surveillance, and security systems designed for both residential and commercial applications. We proudly serve residents and businesses in cities throughout Knoxville and Maryville, Tennessee, as well as those in Nebraska and Kansas City!

Choose Steadfast Security For Your Security Needs

We’re the one-stop shop for all of your security and automation needs!

We offer friendly service, the latest in automation technology, and professionally-monitored security services. Also, we provide a personal touch through our local technicians and pride ourselves on our superior customer service. Discover the Steadfast Security difference today!

Security Products

Steadfast carries the greatest in security devices, including smart locks, garage doors, smart thermostats, video surveillance, and more.

See our products in action!

Get in Touch

Let’s Get Started

Discover how a security and automation system could improve your home or business by getting in touch with us today! We’ll talk you through the best options and provide a quote.

Business Hours

Monday: 8:00 AM – 6:00 PM
Tuesday: 8:00 AM – 6:00 PM
Wednesday: 8:00 AM – 6:00 PM
Thursday: 8:00 AM – 6:00 PM
Friday: 8:00 AM – 6:00 PM
Saturday: Closed
Sunday: Closed

Contact Information

Steadfast Security

Knoxville, TN

Maryville, TN

Kearney, NE

Kansas City, MO


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