outsourcing founded 1940 headquarters philadelphia pa area served continental united states canada key people anthony bosco president revenue us 374 million 2007 number of employees 4 000 2007 1 website www.yoh.com yoh services llc is an american talent and outsourcing company headquartered in philadelphia pennsylvania . 2 yoh s primary services include temporary placement direct hire managed staffing services and outsourced solutions . the company specializes in providing short and long term professionals for the information technology scientific clinical engineering health care telecommunications and industrial industries . history edit yoh was founded in 1940 3 as duncan tool design . 4 as the country s first temporary technical staffing firm 3 yoh got its start by staffing the united states government and industry s engineering needs during world war ii . 5 yoh is a business unit in the larger company day & zimmermann . 3 it is headquartered in philadelphia . 2 references edit contract staffing company easy source . a b c company profile . yoh services llc . retrieved 19 october 2012 . a b c about yoh . yoh services llc . retrieved 19 october 2012 . history interactive timeline . day & zimmermann . retrieved 19 october 2012 . 1940 what would become the yoh company was founded as duncan tool design by a group of partners including harold yoh . history . day & zimmermann . archived from the original on august 2 2008 . external links edit official company web site yoh s safety web site yoh hr solutions named one of 13 top hro providers history of day & zimmermann and yoh yoh unit wins outsourcing contract from sap americas yoh developing the yoh exchange helping companies accelerate talent acquisition and decrease costs permanent dead link this united states corporation or company article is a stub . you can help wikipedia by expanding it . v t e retrieved from https en.wikipedia.org w index.php title yoh services & oldid 743898597 categories companies based in philadelphiaamerican companies established in 19401940 establishments in pennsylvaniaunited states company stubshidden categories pages using infobox company with unsupported parametersall articles with dead external linksarticles with dead external links from july 2016articles with permanently dead external linksall stub 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 11 october 2016 at 22 25 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view