About Us

3Si is a leading Systems Integrator providing end-to-end Security solutions and technologies to organizations operating in complex and mission critical environments.

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To deliver technologically innovative and cost effective solutions to our customers with dependable products and services,

Working closely with our business partners through the commitment and creativity of our people.

Our Vision

3Si’s vision is to become a respectable and reputable Security Systems Integrator in the Asia Pacific region.

We bring together solutions to protect People, Assets and Information; ensuring safe and peaceful environments for all.


3Si provides a holistic approach of amalgamating our capabilities, technologies and services to deliver value added propositions to our customers. Our solutions comprises mainly of non-proprietary Open source hardware and software which have been field proven and meet International and the industry's operating standards and protocols.


3Si brings together the “best of breed” security technologies used by Corporate Enterprises, Government, Law enforcement agencies and Critical Infrastructure organizations for the protection of its People, Assets and Information


3Si provides a wide range of Professional Services, Consultancy and Training Programs to our customers, delivered through our in-house domain knowledge expertise and partnerships with leading International Experts, Institutions and Governing bodies.


3Si possesses the expertise and domain knowledge in delivering solutions to specific vertical markets. Our team consists of Domain and Subject Matter Experts capable of providing turnkey solutions to address the specific needs of each vertical market

Our Technology Partners
Certifications & Awards
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We appreciate your interest in 3Si.

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20 Sin Ming Lane, Midview City #07-58/59 Singapore 573968