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Trusted Security Solution Experts Since 1976

With decades of experience, Stewart Security delivers reliable, cutting-edge protection to keep your home and business safe.

Get a Free No Obligation Quote Today!

Your Trusted Partner in Advanced Security Solutions

At Stewart Security, we understand that every home and business is unique, so we offer customized security solutions designed to meet your specific needs. Our company services Greenville, Spartanburg, and surrounding areas in upstate South Carolina. We've provided state-of-the-art home security systems, advanced life safety features, and commercial security services since 1976.

The official community 's choice awards best of the upstate logo

2024 Best of the Upstate Community’s Choice Award Winner for Best Security Company in the UPSTATE!

We are thrilled to announce that Stewart Security has been honored with the 2024 Best of the Upstate Community’s Choice Award for Best Security Company in South Carolina! This prestigious accolade recognizes our unwavering commitment to providing top-notch security solutions and exceptional service to our community.

See What Others Are Saying About Our Security Solutions

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    Victor Baptist Church- Greer

    Great job in installing us a new system. Very professional and helpful with all our questions and concerns. Would recommend to anyone.


    ⭐⭐⭐⭐⭐

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    Mary H.

    Made us feel like part of their family… so helpful and did everything they could. We had lots of questions and each one was answered expertly & quickly. We love our system and know we made the best choice for us.


    ⭐⭐⭐⭐⭐

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    Ignite Dance, LLC

    Very thankful for Stewart Electronics! Professional and up to date services with easy set up from the quote to the installation. Wouldn't use anyone else!


    ⭐⭐⭐⭐⭐

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    Kelby M.

    The BEST security system company in the state! You can't get any better!


    ⭐⭐⭐⭐⭐

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    Andrew H.

    Great people with great prices and awesome technology.

    Support local!


    ⭐⭐⭐⭐⭐

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    Jeff E.

    Very good at what they do. honest and friendly and provide many options to choose from. highly professional and will exceed your expectations.


    ⭐⭐⭐⭐⭐

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    Brian O.

    Stewart was great to work with. Needed cameras that would run 24-7 at my business. went over everything thoroughly and the install team delivered.

    Highly recommend for your security needs.


    ⭐⭐⭐⭐⭐

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    Melanie C.

    I have known the Stewart family for over thirty years. I wouldn't trust anyone else with the safety of my home.

    They are the best!


    ⭐⭐⭐⭐⭐

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    Bee S.

    Very sensitive to needs of the elderly with slow clear speech. Willingness to repeat a statement and not be frustrated. They verify that you did understand. Very courteous when on site.


    ⭐⭐⭐⭐⭐

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  • CT S.

    A great family locally owned business, that really cares about your safety and security needs !


    ⭐⭐⭐⭐⭐

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  • Jane, Columbia

    We’ve only had the system for a few days and already we sleep better at night.  Our three girls love using the security tablet to answer the video doorbell when friends come over, and we never miss a package with the real time people detection alerts.


    ⭐⭐⭐⭐⭐

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  • Kellie L.

    Stewart Security just installed a new security system on my home. Not only does it have all the latest features, but it came with quick, local, professional service. It could not have been a smoother process, from my initial Request for quote to installation was less than 48 hrs. Clearly evident this is a family owned local business- they care.


    ⭐⭐⭐⭐⭐

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  • A white background with a few lines on it

    Victor Baptist Church- Greer

    Great job in installing us a new system. Very professional and helpful with all our questions and concerns. Would recommend to anyone.


    ⭐⭐⭐⭐⭐

    Button

  • Mary H.

    Made us feel like part of their family… so helpful and did everything they could. We had lots of questions and each one was answered expertly & quickly. We love our system and know we made the best choice for us.


    ⭐⭐⭐⭐⭐

    Button

  • Ignite Dance, LLC

    Very thankful for Stewart Electronics! Professional and up to date services with easy set up from the quote to the installation. Wouldn't use anyone else!


    ⭐⭐⭐⭐⭐

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  • Kelby M.

    The BEST security system company in the state! You can't get any better!


    ⭐⭐⭐⭐⭐

    Button

  • Andrew H.

    Great people with great prices and awesome technology.

    Support local!


    ⭐⭐⭐⭐⭐

    Button

  • Jeff E.

    Very good at what they do. honest and friendly and provide many options to choose from. highly professional and will exceed your expectations.


    ⭐⭐⭐⭐⭐

    Button

  • Brian O.

    Stewart was great to work with. Needed cameras that would run 24-7 at my business. went over everything thoroughly and the install team delivered.

    Highly recommend for your security needs.


    ⭐⭐⭐⭐⭐

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  • Melanie C.

    I have known the Stewart family for over thirty years. I wouldn't trust anyone else with the safety of my home.

    They are the best!


    ⭐⭐⭐⭐⭐

    Button

  • Bee S.

    Very sensitive to needs of the elderly with slow clear speech. Willingness to repeat a statement and not be frustrated. They verify that you did understand. Very courteous when on site.


    ⭐⭐⭐⭐⭐

    Button

  • CT S.

    A great family locally owned business, that really cares about your safety and security needs !


    ⭐⭐⭐⭐⭐

    Button

  • Jane, Columbia

    We’ve only had the system for a few days and already we sleep better at night.  Our three girls love using the security tablet to answer the video doorbell when friends come over, and we never miss a package with the real time people detection alerts.


    ⭐⭐⭐⭐⭐

    Button

  • Kellie L.

    Stewart Security just installed a new security system on my home. Not only does it have all the latest features, but it came with quick, local, professional service. It could not have been a smoother process, from my initial Request for quote to installation was less than 48 hrs. Clearly evident this is a family owned local business- they care.


    ⭐⭐⭐⭐⭐

    Button
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