# 3SI Security Systems

3SI Security Systems is an Asset Protection and Crime Intelligence Platform Provider based in Malvern, United States.

## Overview

- **Organization type:** Asset Protection and Crime Intelligence Platform Provider
- **Headquarters:** Malvern, United States
- **Region:** North America
- **Address:** Malvern, PA, United States
- **Founded:** 1971
- **Assets under management:** Undisclosed
- **Website:** 3sisecurity.com
- **LinkedIn:** https://www.linkedin.com/company/3si-security-systems

## Regulatory record

- **Reports private funds:** No

## About

3SI Security Systems is a security technology company headquartered in Malvern, Pennsylvania. Its product line centers on physical asset protection for financial institutions, retailers, and armored-car operators through dye packs that stain stolen currency and alert authorities, GPS tracking systems for real-time recovery of stolen property, and centralized monitoring services. The company serves the continental United States via partnerships with major retail chains and banks, maintains its core facility in Malvern, and has not disclosed employee count or external capital structure. Its position rests on long-standing contracts and specialized hardware in the dye-pack and cash-protection segment.

## Questions

### What does 3SI Security Systems actually do?

3SI Security Systems manufactures and monitors physical security products — primarily dye packs and GPS tracking devices — that protect cash during transport and after-hours storage at retail and banking locations. It operates as a hardware vendor and monitoring service provider.

### Who owns 3SI Security Systems?

Public records indicate 3SI Security Systems is privately held, but its specific ownership structure and any family-office affiliations are not documented in public sources.

### Where are 3SI Security Systems's products used?

3SI Security Systems's products are deployed primarily in the United States at bank branches, retail stores, armored-car operations, and other cash-handling locations. The firm's dye packs and GPS trackers respond to theft incidents in real time.

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Last updated: 2026-07-11T16:11:57.000Z

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