System Development Integration LLC

Chicago, IL 60603


About System Development Integration LLC


33 West Monroe,
Suite 400
Chicago, IL 60603
United States

More Info on System Development Integration LLC

About SDI (System Development.Integration, LLC)
SDI is a leading systems integrator that delivers advanced technology systems, infrastructure and managed services for organizations with public-facing, mission-critical IT operations. From 911 centers to airports to public transit agencies, SDI delivers vendor-independent advisory services, technology delivery and SmartSourcingSM managed services to critical environments to achieve higher levels of security, improved performance and lower operating costs. For more than 20 years, SDI embodies the technical breadth, depth of talent, and complex systems experience of a top-tier systems integrator - with a reputation of sticking with our projects until our obligations are met and our clients are successful. Visit us at and follow us on LinkedIn: SDI (System Development.Integration, LLC) and Twitter: @SDIisTHERE.

CONTACT: Dawn Nash Pfeiffer, 312.580.7516,

Products and Press Releases

'SDI addresses the complex information systems and operational processes that are at the core of today's advanced safety and security technologies – from smart devices to analytical software,' states SDI Founder and CEO David A. Gupta. 'The i-sys team's deep technical expertise and national service network further position SDI to deliver unbiased strategic advice and operational support for these integrated, multi-layered systems.'
Security Industry Services

SDI extends geographic reach with acquisition of security systems integrator i-sys

June 19, 2013
Chicago headquarters reinforces city as hub for critical IT services

Articles & News


Security Watch: Fresh Off the Wire - Jan. 2014

Jan. 1, 2014
Big news from vendors, distributors and more
SDI’s on-site team manages all of the security technologies for both O’Hare and Midway airport, including video, access control and computer dispatch systems.
Dealers, Integrators & Installing Companies

Integrator Connection: Growth through Acquisition

Nov. 1, 2013
SDI looks to triple its size as part of an aggressive expansion plan
Photo courtesy X7
X7 Systems Integration, Fairfax, Va., ranked No. 9 in the SD&I Fast50 this year and No. 5 in the program last year. The company also received the Verint Partner Excellence award for 2011, presented at ISC West 2012 in Las Vegas. From left to right: Steve Foley, senior vice president of Verint; Derek Radoski, vice president of X7; and David Taylor, chief executive officer of X7.
Dealers, Integrators & Installing Companies

SDI Acquires Security Integrator X7

Sept. 4, 2013
Global integrator acquires ninth-fastest growing firm in SD&I’s Fast50

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