no other articles link to it . please introduce links to this page from related articles ; try the find link tool for suggestions . july 2016 sdi type privately held company industry systems integration founded 1996 headquarters chicago illinois area served usa key people david gupta ceo number of employees 130 website sdipresence.com sdi presence llc commonly referred to as sdi and formerly named sdi solutions llc is a systems integrator that provides technology based professional services . history edit david a. gupta founded the company as system development integration sdi in 1996 in chicago as a spinout from his father s mechanical engineering company environmental systems design inc. ; its business was systems integration . 1 2 during the early phases of the dot com boom sdi took the initiative to offer promising high school students their first exposure to the fields of business and technology through the firm s first chance initiative . 3 with gupta serving as ceo by 2012 sdi had 40 million in revenue 130 employees 3 other us offices and offices in the caribbean and was known for its security systems work in government run systems like transportation and housing and in commercial buildings . for example from around 2003 to 2013 sdi earned around 137m from contracts with the city of chicago for security systems at o hare and midway airports a paperless permit system in the buildings department customer service and billing for the water management department and the city payroll system . 4 sdi was named crain s best places to work in 2008 . 5 in 2012 sdi raised money to expand from private equity firms monument capital and llr partners which took a controlling interest in sdi and left gupta holding less than 7.5 % of the company . 4 6 7 in 2013 it acquired i sys corporation which specialized in security environmental and fire safety solutions 8 and also bought x7 a washington d.c. based company that had major government and commercial clients . 9 by the end of 2013 it had 250 employees and had 10 office in the u.s. one in puerto rico and one in istanbul and projected revenues of 70m . 9 10 also in 2013 sdi made chicago political news due to donations made to rahm emmanuel by the wives of gupta and the company s president without disclosure of their connection to sdi ; sdi was bidding on a contract for chicago s red light camera system and for its speed camera system at the time . the article concluded that no ethics rules or city executive order on contributions were violated with these contributions . 4 in the spring of 2014 david sullivan was hired as ceo to integrate the acquisitions and grow the business to 200m in revenues over the next few years with gupta becoming vice chairman of the board . 7 11 in 2015 sdi started going into debt as it was unable to integrate the washington dc businesses and contracts had been renewed on unfavorable terms ; it laid off staff and tried to find ways to get cash to operate including selling debt to pgv solutions midwest 12 an llc founded by gupta that year . 13 in march 2016 sdi voluntarily filed for chapter 11 reorganization to resolve detrimental debt and trailing liabilities from underperforming acquisitions retain its talented employees and to create a platform for a profitable organization again . on may 31 pgv solutions midwest completed the acquisition of assets and assumption of select liabilities from sdi solutions ; the new entity was named sdi presence . 13 the company had about 130 employees at that time . 13 references edit laura stepanek for sdm magazine . november 1 2007 an engineering mindset john pletz for crain s chicago business . sept 7 2013 in digital era technology finally catches up with sdi pr doctor . aug 10 2015 a b c david kidwell for the chicago tribune . june 19 2013 emanuel got 10 000 in donations linked to red light camera bidder michelle evans for crain s chicago business . mar 1 2008 martha entwistle for security systems news . june 13 2012 sdi secures investments from llr partners monument capital group a b martha entwistle for security systems news . may 21 2013 david sullivan named ceo of sdi martha entwistle for security systems news . june 19 2013 sdi is 55m business after purchase a b martha entwistle for security systems news . august 28 2013 sdi is now 70m business after buying x7 wailin wong for the chicago tribune . august 28 2013 chicago technology company sdi buys rival john pletz for crain s chicago business . for may 16 2014 new ceo tapped for tech services firm sdi matt chiappardi for law360 . march 14 2016 it security firm sdi solutions hits ch . 11 seeking sale a b c staff sdm magazine . june 2 2016 sdi presence llc acquires sdi solutions founder david gupta returns as ceo retrieved from https en.wikipedia.org w index.php title sdi presence & oldid 743337125 categories information technology companies of the united statesinternational information technology consulting firmssystems engineeringcompanies based in chicagotechnology companies established in 19891989 establishments in illinoishidden categories orphaned articles from july 2016all orphaned articles navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 9 october 2016 at 05 01 . text is available under the creative commons attribution sharealike license ; 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