Who We Are

At Reliant, LLC, our passion is deeply rooted in safeguarding homes and businesses in O’Fallon, MO, and the surrounding areas. For over 16 years, we’ve committed ourselves to ensuring peace of mind for residential and commercial property owners with solutions that are simple, safe, and secure. We stand firm in our belief that a clear understanding of security shouldn’t come with strings attached. Our month-to-month monitoring agreement is our promise to earn your trust every day. At the heart of Reliant’s success are not just our top-tier services but also the genuine care and dedication of our team. While revenue matters, our true success is measured by customer satisfaction, timely service, and referrals. Choose Reliant and discover the difference of a security system company that truly values its community.