headquarters nashville tennessee united states key people keith wolken ceo hiram cox cfo jim burnett cdo number of employees 14 000 2010 1 subsidiaries valor security services service management systems inc. primeflight aviation services firstline transportation security inc. brantley security block by block servicewear apparel website http www.smsholdings.com sms holdings corporation is a holding company for several companies which provide services to multiple industries including healthcare hospitality retail sports & leisure transportation and aviation . the headquarters are located in nashville tennessee . block by block ambassador in minneapolis companies edit firstline transportation security tsa partner operating screening checkpoints at kansas city international airport primeflight aviation services aviation support services sms clean a housekeeping and maintenance company operating in healthcare hospitality retail sports & leisure and airports valor security services a national security company operating in shopping malls hotels resorts and mixed use facilities block by block specializing in providing clean and safe ambassadors and programs for downtown improvement districts brantley security services a security company providing security and event management services to a wide range of venues servicewear apparel provider of apparel and uniforms to state city county and local government agencies and municipalities references edit sms holdings company information . hoover s. retrieved 17 december 2008 . external links edit sms holdings firstline primeflight valor security brantley security services 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 sms holdings corporation & oldid 733860831 categories companies based in nashville tennesseesecurity companiesholding companies established in 1988united states company stubshidden categories all 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 10 august 2016 at 15 43 . 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