Actionable Information Across Your Enterprise.

SDI is a systems integrator that fuses information technology, security, operations, and facility management to support mission-critical systems and data in highly-distributed physical asset environments.

For over 17 years, SDI has provided advisory services, technology delivery and SmartSourcing^SM long-term support to keep client environments – from 911 centers to airports to real estate portfolios – secure, safe and efficient.

SDI Named Among
Best Places to Work
in 2008, Crain's Chicago Business

SDI Ranked #26 in SDM top 100 Systems Integrators

SDI President, David A. Gupta, to Present at the Homeland Security Investor Conference on October 22nd in Washington, DC

SDI Doubling Headquarter Space in move to 33 W. Monroe

SDI Welcomes Donald Zoufal as Safety and Security Industry Executive

SDI Selected as Authorized Supplier to Support State of CO for IT Staff Augmentation Services

SDI Launches SDIDiversify

Read SDI's "Automatic License Plate Recognition: Moving Beyond Law Enforcement," in Today's System Integrator

Chicago Transit Authority Deploys   Wi-Fi Mesh Network for Mobile Maintenance Management of Train Yards With SDI

Watch how SDI’s command center integration work at the new McCormick Place Center demonstrates a secure Chicago as part of its 2016 Olympics pitch

Proven Solutions to Maximize Strategic Assets

SDI focuses our expertise, solutions and technology tools on four asset-intensive areas to bridge typical delivery gaps and leverage our clients’ information environment.

Urgency. Energy. Bottom-line results. SDI treats each technology initiative as our own - doing what it takes to get it done, period. It's the SDI difference.