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Prefer PDFs? A printer-friendly PDF of this list is available. Download PDF file Prefer Excel? A complete spreadsheet of this list is available. Download Excel file Knoxville-Area Information Technology Companies Ranked By Number of Local Employees Rank '20 '19 Company Phone Website Loc. emps./Co.-wide emps. Services/products Top local executive Year founded 1 1 Science Applications International Corp.1 151 Lafayette Drive Oak Ridge,TN 37831 865-481-4600 saic.com 500/NA Cloud migration and management services; systems, database and network administration, technology infrastructure, security Terry Hicks Service manager 2013 2 2 Information International Associates 104 Union Valley Road Oak Ridge,TN 37830 865-481-0388 iiaweb.com 130/284 Information technology, knowledge management, strategic planning, data exploitation Jeannette Lee Bill Myers CEO Director, Finance 1988 3 4 Boston Government Services (BGS) 105 Mitchell Road, Ste. 101 Oak Ridge,TN 37830 865-272-8400 bgs-llc.com 76/183 Engineering, technology, security firm supporting government programs in energy technology, nuclear engineering, cyber security, and related technical areas Harry Boston President 2007 4 3 Gallaher 3351 Regal Drive Alcoa,TN 37701 865-970-2471 gallahersafe.com 74/88 Wired, wireless, IP alarm and systems monitoring; camera surveillance and access control, voice/data/fiber infrastructure Tom Gallaher President, CEO 1973 5 8 Avertium2 1431 Centerpoint Blvd., Ste. 150 Knoxville,TN 37932 865-244-3500 avertium.com 67/154 Managed security services, network security assessments, HIPAA and PCI compliance, penetration testing, cybersecurity consulting and training John P. McNeely Senior VP 1997 6 5 C Spire Business 6100 Lonas Drive Knoxville,TN 37909 865-251-5555 cspire.com/business 65/330 Cloud computing, managed services, data backup, disaster recovery/business continuity, technology consulting, value-added re-seller Allen McIntosh General manager 2001 7 7 Cadre5 804 Innovation Drive Knoxville,TN 379321 865-694-5600 cadre5.com 63/65 Full-scale software integration systems, advanced security systems, custom software development, large enterprise systems, UI/UX expertise, agile development methodology, workflow intelligence, Microsoft Gold Partner, SAP Partner Steve Hicks President, CEO 1999 8 5 Centriworks 3505 Sutherland Ave. Knoxville,TN 37919 865-524-1124 centriworks.com 60/65 Managed IT services, managed security services, cloud services, IT infrastructure, telephony systems S. Sumner Mark DeNicola President CFO3 1964 9 9 Central Technologies 6101 Industrial Heights Drive NW Knoxville,TN 37909 865-566-0230 centralinc.com 45/65 Enterprise wireless networks, customized security and surveillance, network managed services, VoIP wiring Doug Carswell CEO 2011 10 10 PCS, Inc. 1720 Topside Road Louisville,TN 37777 865-273-1960 pcsknox.com 34/NA IT products and services including networking, security, and flat rate managed IT Jeremy Waldroop President 1996 11 NR RCN Technologies 200 Jennings Drive Knoxville,TN 37917 865-293-0350 rcntechnologies.com 30/34 Managed IT services, VoIP phone systems, failover, business continuity, wired, wireless, internet, hardware and IoT devices Geoff Yearack President 2013 11 11 QRS Inc.4 2010 Castaic Lane Knoxville,TN 37932 865-588-3188 qrshs.com 30/30 Network services, custom programming, medical practice management, SaaS/ASP Hosting and electronic health record software H. E. "Rusty" Dickerson Jr. James Dickerson President, CEO COO 1983 13 12 Acato Information Management, LLC 114 Union Valley Road Oak Ridge,TN 37830 865-381-1120 acatoim.com 27/26 Software Quality Assurance (SQA) Catherine Toth President, CEO NA 14 14 Sharp Business Systems of Tennessee5 10645 Dutchtown Road Knoxville,TN 37932 888-525-4220 sharp-sbstn.com 26/95 Network, printers and security managed services, disaster recovery planning and solutions, cloud-based solutions Matt Marsh Branch sales manager 2001 14 13 M3 Technology Group 10613 Braden Dickey Lane Knoxville,TN 37932 865-691-1124 m3techgroup.com 26/135 AV and IT system integration, turn-key audio-visual and videoconferencing system design, build, installation services; managed services – AV/IT customizable on-site/remote system maintenance and service plans; ICT – structured cabling, network infrastructure for voice, data, video, and building management systems, VoIP Phones; CCTV camera systems, DAS Networks David West VP of growth operations 2011 16 14 MCH Corporation 995 Highway 11 S. Sweetwater,TN 37874 888-534-1729 mchcorp.com 20/20 IT security solutions, web application penetration testing, network vulnerability assessments, information management solutions Michael Hamilton CEO 1998 16 NR SH Data Technologies 550 Fort Summit Way Knoxville,TN 37915 865-770-5920 shdatatech.com 20/24 Data center, colocation, hosted solutions, cloud solutions, IT solution provider, IT help, tech support James Smith Jim Vaughn David Stilwill John Hopkins Jennifer Sheley Drew Palmore CEO Executive VP, CTO CIO VP Facilities Controller VP Operations 2016 18 17 Paxis Technologies4 5430 Hilton Industrial Way Knoxville,TN 37921 865-588-9823 paxistech.com 19/NA Managed network services, network data and security, cloud services Daniel Hale President 1981 19 NR Allevia Technology 1819 East Broadway Ave. Maryville,TN 37804 865-686-6677 alleviatechnology.com 17/0 Managed IT services for small businesses, on-site and remote technical support for devices, servers and network, telecom analysis for phone, internet, and cable services Stefan Wilson Owner 2011 20 18 Computer Systems Plus 605 Sevier Ave. Knoxville,TN 37920 865-573-5303 compsysplus.com 15/15 Equipment services (networking, desktops, servers), support contact services, telecom services, voice and data provisioning Rob Glass CEO 1983 1 Source declined to participate. Information from the Knoxville Chamber of Commerce and 2019 survey; 2 Formerly Sword & Shield Enterprise Security; 3 also Executive director of sales and marketing; 4 Source declined to participate. Information from a 2019 survey; 5 Formerly Saratoga Technologies Source: Individual company representatives and company websites. NA=not applicable or not available. If you notice an error or omission, please contact Hayley Choy at 865-342-6494 or lists@knoxvillebiz.com.