public traded as nasdaq adp nasdaq 100 component s & p 500 component industry business services founded paterson new jersey 1949 founder henry taub headquarters roseland new jersey u.s. key people leslie a. brun chairman carlos a. rodriguez president & ceo services human resource payroll tax and benefits administration solutions from a single source revenue us 10 660 000 000 2012 1 operating income us 2 122 000 000 2012 1 net income us 1 388 000 000 2012 1 total assets us 30 810 000 000 2012 1 total equity us 6 114 000 000 2012 1 number of employees 55 000 website www.adp.com adp llc . is an american provider of human resources management software and services . adp was formerly one of four american companies to get a aaa credit rating from standard & poor s s & p and moody s 2 3 but s & p and moody s downgraded adp to aa in april 2014 after the dealer services unit spin off . 4 contents 1 history 1.1 cdk global llc 2 recognition 3 references 4 external links history edit in 1949 henry taub founded automatic payrolls inc. as a manual payroll processing business with his brother joe taub . frank lautenberg joined the brothers in the company s infancy . in 1952 lautenberg became chairman and ceo of the company . in 1957 the company changed its name to automatic data processing inc. adp and began using punched card machines check printing machines and mainframe computers . 5 adp went public in 1961 with 300 clients 125 employees and revenues of approximately us 400 000 . the company established a subsidiary in the united kingdom in 1965 and acquired the pioneering online computer services company time sharing limited tsl in 1974 . lautenberg continued in his roles as chairman and ceo until elected to the united states senate from new jersey in 1982 . from 1985 onward adp s annual revenues exceeded the 1 billion mark with paychecks processed for about 20 % of the u.s. workforce . in the 1990s adp began acting as a professional employer organization peo . around this time the company acquired autonom a german company and the payroll and human resource services company gsi headquartered in paris . kerridge computer co. ltd. a dealer management systems dms provider to auto dealers in the uk was acquired in 2006 . in september 1998 adp acquired uk based chessington computer centre that supplied administration services to the uk government . 6 in 2007 the adp brokerage service group was spun off to form broadridge financial solutions inc. nyse br removing about us 2 000 000 000 from adp s total yearly revenue . 7 adp distributed one share of broadridge common stock for every four shares of adp common stock held by shareholders of record as of the close of business on march 23 2007 . 8 adp is sponsor of the adp national employment report as well as the adp small business report . cdk global llc edit adp dealer services in ontario formerly called adp dealer services cdk global was formed in 1972 and provides integrated technology services and solutions to over 26 500 automotive dealerships internationally as well as vehicle manufacturers . 9 in 2010 adp acquired the automotive marketing company cobalt . 10 bz results automotive dealer services winner of the 2006 innovative company of the year 11 12 was purchased by adp in 2006 . 13 at the time bz results was valued at 125 million . on april 7 2014 adp announced plans to spin off the dealer services division as a standalone company . 14 on august 19 2014 adp dealer services announced that the name of the new company post spinoff would be cdk global . 15 recognition edit in 2012 adp was recently listed as 47 on computerworld s 19th annual list of the 100 best places to work in it . 16 in 2011 adp achieved a 100 percent rating in the corporate equality index cei report . 17 in 2010 adp was awarded the 2 ranking in the training top 125 list by training magazine . adp ranked 12th in 2009 and 20th in 2008 . 18 19 in 2009 the aberdeen group named adp as one of the top 25 most influential technology vendors for 2009 . 17 in 2010 adp ranked first on fortune s list of america s most admired companies within the financial data services category . 17 in 2006 adp ranked 2 on informationweek 500 s top 250 innovators . 20 in 2003 2004 and 2005 adp was ranked as one of the top 10 companies in north america having been aaa aaa rated by both s & p and moody s. 21 22 23 references edit a b c d e automatic data processing 2012 annual report form 10 k pdf . edgar . august 20 2012 . retrieved december 26 2012 . rooney ben february 5 2010 . buffett s berkshire loses top s & p credit rating . cnn money . staff july 27 2011 . 4 aaa rated companies with attractive yields . seeking alpha . mead charles april 10 2014 . adp stripped of top aaa ratings on spinoff of auto dealer unit . bloomberg business news . history . adp . self published source ministers under fire over licence errors . computer weekly . february 4 1999 via highbeam business . automatic data processing march 2007 current report form 8 k . edgar . march 21 2007 . retrieved december 26 2012 . automatic data processing april 2007 current report form 8 k . edgar . april 4 2007 . retrieved december 26 2012 . about adp dealer services . adp . self published source adp completes cobalt acquisition is it nirvana . dealer . archived from the original on august 20 2010 . sean wolfington . autosuccess magazine . retrieved march 6 2007 . auto success magazine pg . 8 10 . cliff banks april 1 2006 . adp bolsters website efforts by buying bz . wardsauto.com . retrieved 2006 12 26 . adp plans to spin off dealer services business . marketwatch . adp announces post spin name of its dealer services business . best places to work 2012 employer profile of automatic data processing inc. . computerworld . a b c recognition & awards . adp . training top 125 2010 . training top 125 2009 pdf . informationweek 500 top 250 innovators pdf . 2006 09 11 . retrieved 2007 09 22 . automatic data processing adp 2003 summary annual report pg . 6 automatic data processing adp 2004 summary annual report pg . 14 automatic data processing adp 2005 summary annual report pg . 6 external links edit wikimedia commons has media related to automatic data processing . automatic data processing home page v t e companies of the nasdaq 100 index 21st century fox activision blizzard adobe systems akamai technologies alexion pharmaceuticals alphabet amazon.com american airlines group amgen analog devices apple applied materials autodesk automatic data processing baidu bed bath & beyond biogen biomarin pharmaceutical broadcom limited ca technologies celgene cerner charter communications check point cisco systems citrix systems cognizant comcast costco csx ctrip.com international discovery communications dish network dollar tree ebay electronic arts endo international expedia express scripts facebook fastenal fiserv gilead sciences henry schein illumina incyte intel intuit intuitive surgical jd.com kraft heinz lam research liberty 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