Your security is OUR business!
Since May 1, 1950, Sioux Merchant Patrol has continuously serviced the Sioux Falls area with a perfect record of never missing a day and is the largest locally owned security service company in South Dakota.
Sioux Merchant Patrol is the only locally owned security company that provides its' customers will full service security by providing Stationary Guards, Patrol Service, Escorts, Armored Car Service, Money Transfers and is the only security company in South Dakota recognized by the Department of Homeland Security.
Security Guard Services company in Sioux Falls, SD. Short-term and contract security guards, armed and unarmed security guards, mobile patrol security and armored car services.
