Tri State Security & Patrol Service Inc

"We Guard Your Investment"
(605) 330-4014

5404 W 9th St
Sioux Falls, SD 57107

43.54747578962764 -96.79340399101562

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Open 24 Hours / 7 Days a Week

Description for Tri State Security & Patrol Service Inc

Tri-State Security and Patrol Service Inc. has proudly served Sioux Falls, SD for over 30 years. Our attention to service and detail has made us an industry leader. With a wide range of services to choose from, you're sure to find exactly what you're looking for! Tri-State Security officers are well-trained and capable in positions of responsibility; we personally guarantee that you will get the best performance and protection you need.

Tri-State Security's Outstanding Service…

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Reviews of Tri State Security & Patrol Service Inc

Unfair Business Practices~ by Tri-State Security is a Fraud! -


My son, Adam, worked for Tri State Security since Mar 13, 2013. In that time he never missed a day of work and worked extra shifts for people and extra hours when others got off early. He was back home in Pierre for a few days… Read More >

View all Reviews for Tri State Security & Patrol Service Inc


Service Area

Serving: Sioux Falls SD


Security Guards




Loss Prevention


On-Call 24 hour Support Staff


On-Site Security


Patrol Service


Special Events


Home Security


Commercial Security


Industrial Security


Security Consultants


Open 24 Hours


Open Late


Open Early


Open Holidays


Onsite Service




By Phone

Payment Options:



Personal Checks


Bank Checks


Debit Cards










Locally Owned


Controlled Access


Loss Prevention


Amenities: Climate Control


Assurances: Over 30 Years Experience


Kinds: Plain Clothes

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Tri State Security & Patrol Service Inc
5404 W 9th St
Sioux Falls, SD 57107
(605) 330-4014
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