Post-WWII, Navy veteran Les Kearney established a security company in California. After a prolonged dockyard strike, he relocated to South Dakota, founding Sioux Merchant Patrol (SMP) by foot patrolling offices and retail stores in downtown Sioux Falls.
Now, SMP proudly serves about 200 clients and employs a robust team. This marks significant growth, nearly 4x over the past decade.
Rooted in hardworking, Midwestern values, SMP has never missed a day of patrol service. Our guiding principles include inspiring confidence, striving for excellence, prioritizing assistance, and adhering to ethical conduct.
Post-WWII, Navy veteran Les Kearney established a security company in California. After a prolonged dockyard strike, he relocated to South Dakota, founding Sioux Merchant Patrol (SMP) by foot patrolling offices and retail stores in downtown Sioux Falls.
Now, SMP proudly serves about 200 clients and employs a robust team. This marks significant growth, nearly 4x over the past decade.
Rooted in hardworking, Midwestern values, SMP has never missed a day of patrol service. Our guiding principles include inspiring confidence, striving for excellence, prioritizing assistance, and adhering to ethical conduct.
Fast forward to today, SMP Security Services stands as a beacon of safety and stability in the heart of the communities in the Sioux Empire. SMP is now known as the largest small security company in South Dakota. We are a team that never sleeps, always ready to respond, and relentlessly working to ensure that our clients and their assets are safe. Our goal is simple but profound - your security is our business. 
We provide a wide array of security services to diverse businesses, from warehouses, construction sites, and retail stores to apartment buildings and Indian territories. Our services range from on-location, stationary protection offered by our trained security guards, to mobile patrol security for businesses seeking an additional layer of protection.
At SMP, we understand that security is not just about protecting assets; it is about ensuring a sense of personal and professional freedom. We strive to offer our clients the confidence to navigate their day-to-day operations without the worry of security risks. At SMP, we believe that your peace of mind is our greatest success story.
70+ years of ensuring security in South Dakota. Join the SMP family and enjoy unparalleled safety and peace of mind.
At SMP Security Services, we believe that security is more than just a service – it is a commitment to protect what matters most. This belief has guided us throughout our history and shaped our approach to every service we provide. Whether you are a property manager looking for a robust security system, a business needing extensive surveillance, or a production facility manager requiring comprehensive security measures, SMP Security Services is the security company you can trust.
It might come as a surprise to learn that in South Dakota, there are no licensing or training requirements for security officers. This could naturally raise questions about the competency of your security team. But when you choose SMP Security Services, you choose peace of mind. We prioritize professionalism and extensive training, providing rigorous online and in-house training for all our personnel. With SMP, you are in the hands of trained, reliable, and efficient security experts.
Secure your business with our trained professionals and advanced security solutions. It's time to enjoy peace of mind with SMP.
Do not settle for mediocrity when you can join forces with unrivaled expertise. SMP security services is South Dakota's premier security guard company, offering a level of excellence that surpasses all others. Discover why SMP is the clear choice for your security needs with the following standout features:
Choose SMP for exceptional security services that surpass all expectations.
We would be honored to count you as part of our SMP family. With our broad range of security services, our exceptional team, and our dedication to your safety, we are confident that we can provide the security solutions you need.
Remember, at SMP Security Services, "Your Security is Our Business". Contact us today to learn more about our services and discover how we can make South Dakota a safer place for you.
Here is what our clients have to say about us:
"SMP Security Services has been our trusted security partner for years. Their professionalism and dedication to our safety are second to none."
"We used SMP for event security and they were fantastic. They ensured everything went smoothly and everyone felt safe. Highly recommended!"
"The team at SMP is amazing. They installed our security system quickly and efficiently. Their 24/7 monitoring service gives us peace of mind."
Trust us to secure what's important to you. SMP Security Services
Your Security, Our Business.