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


Mar 2018: At Least 43 Criminals Caught and $573K Recovered!

$30,000 - Phone Tracker™ - East Greenville, PA - Mar 31 In the early morning hours, police received alerts from Phone Tracker in an electronics store in East Greenville. Police quickly responded and arrived at the store within minutes. The suspects fled but left their...

3SI Deploys 100,000th Tracker!

In business since 1971, 3SI provides cutting-edge solutions to the Financial, Retail and Law Enforcement Markets. We were one of the first company providers of smoke and dye technology for cash protection, and consistent innovation for over more than four decades has...


Retail Asset Protection Conference (RILA)

April 29– May 2, 2018 Gaylord Palms Resort & Convention Center - Orlando, FL Visit us at Booth No 103.  If you haven't registered yet for the show, use code: EXAP2018 to receive a 3SI discount. For more information, to register, or to schedule a 5-minute GPS tracking...

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