Security Where Criminals Least Expect It

Creating a safer world by protecting and recovering high-value assets and apprehending criminals with innovative solutions that leverage the latest technologies while still meeting compliance standards.

Discover Innovation that Protects

Why have we succeeded for so long?

Because we offer innovative solutions supported by a first class service organization which pledges customer satisfaction through products that perform.

With over 45 years experience and protecting more than 250,000 locations worldwide, our innovative solutions combat crime through a variety of technologies including GPS Tracking and Tracing. We have served thousands of institutions and organizations in the Financial, Retail, Courier/Cash in Transit and Law Enforcement markets.

Assets Recovered


With over 45 years’ of experience, our satisfied customers include over 250,000  Financial Institutions, Retail Locations, ATM Owners and Deployers, and Law Enforcement Agencies worldwide.


Our innovative solutions combat crime and protect cash and other valuables using a variety of technologies including innovative GPS Tracking systems and Dye and Ink Staining components.

3SI is the world leader in asset protection systems.

Our solutions create a safer world by protecting and recovering stolen cash and high-value assets and apprehending criminals.

Criminals Apprehended

Law Enforcement Agency Partners

Trackers Deployed


Apr 2018: At Least 50 Criminals Caught and Over $401K Recovered!

$636 - Cash Tracker™ - Sacramento, CA - Apr 30 A suspect entered a bank, demanded cash from a teller and exited. Police were alerted and tracked. When the suspect became stationary, police moved in to apprehend the suspect and make a full recovery. $10,500 - Phone...


National Robbery Conference

May 30 - June 1, 2018 Vail Marriott Mountain Resort - Vail, CO The National Robbery Conference is open to all active and retired law enforcement personnel as well as qualified private security representatives (generally retail and bank loss prevention managers). The...

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