| 1 | 1 | Science Applications International Corp.
151 Lafayette Drive
Oak Ridge,TN 37831
| 865-481-4600
saic.com
399/26,000
| High-end engineering, digital, artificial intelligence and mission solutions
| Tina Richards
SVP
2013
|
| 2 | 3 | Boston Government Services (BGS)
105 Mitchell Road, Ste. 101
Oak Ridge,TN 37830
| 866-730-7353
bgs-llc.com
104/266
| Engineering, technology, and security firm supporting government programs in nuclear technology, information and infrastructure security, alternative energy technology, nuclear operations, and environmental management markets
| Harry Boston
President
2007
|
| 3 | 2 | KeyLogic Associates
104 Union Valley Road
Oak Ridge,TN 37830
| 865-481-0388
iiaweb.com
90/512
| Information technology, knowledge management, strategic planning, data exploitation
| Jeannette Lee
Bill Myers
Rick Arbuthnot
CEO
Director, finance
HR director
1988
|
| 4 | 6 | Cadre5
804 Innovation Drive
Knoxville,TN 379321
| 865-694-5600
cadre5.com
66/76
| 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, and IT Staffing for all disciplines
| Steve Hicks
President, CEO
1999
|
| 5 | 5 | C Spire Business
6100 Lonas Drive
Knoxville,TN 37909
| 865-314-7871
cspire.com
65/330
| Cloud computing, managed services, data backup, disaster recovery/business continuity, value added reseller
| Jonathan Coffield
Director of commercial sales, East TN
2001
|
| 6 | 9 | Gallaher
3351 Regal Drive
Alcoa,TN 37701
| 865-970-2471
gallahersafe.com
62/80
| Network camera surveillance, hosted and managed access control, fire alarm/monitoring, mass notification, structured cabling
| Tom Gallaher
CEO
1973
|
| 7 | 7 | Avertium
1431 Centerpoint Blvd., Ste. 150
Knoxville,TN 37932
| 865-244-3500
avertium.com
60/211
| Managed security services, network security assessments, HIPAA and PCI compliance, penetration testing, cybersecurity consulting and training
| Jeff Schmidt
CEO
1997
|
| 8 | 7 | Centriworks
3505 Sutherland Ave.
Knoxville,TN 37919
| 865-524-1124
centriworks.com
50/55
| Managed IT services, managed security services, cloud services, IT infrastructure, telephony systems
| S. Sumner
Mark DeNicola
President
CFO, CSO
1964
|
| 9 | 10 | Central Technologies, Inc.
6101 Industrial Heights Drive NW
Knoxville,TN 37909
| 865-566-0230
centralinc.com
45/80
| Enterprise wireless networks, customized security and surveillance, network managed services
| Doug Carswell
CEO
2011
|
| 10 | 11 | PCS, Inc.
1720 Topside Road
Louisville,TN 37777
| 865-273-1960
pcsknox.com
37/NA
| IT products and services including networking, security, interactive technology, SMB IT support
| Jeremy Waldroop
President
1996
|
| 11 | 18 | TenHats
550 Fort Summit Way
Knoxville,TN 37915
| 865-770-5920
tenhats.com
35/35
| Managed IT services, network & connectivity, cybersecurity, cloud & infrastructure, colocation, disaster recovery
| Brian Strong
CEO
2016
|
| 11 | 12 | RCN Technologies
200 Jennings Drive
Knoxville,TN 37917
| 865-293-0350
rcntechnologies.com
35/36
| 5G & LTE enablement solutions for business, cross carrier wireless data plans, data management platform, backup internet/failover, POTS over LTE, pop-up network kit, out of band management kit
| Jennifer Yearack
CEO
2013
|
| 13 | 17 | Allevia Technology
1819 East Broadway Ave.
Maryville,TN 37804
| 865-686-6677
alleviatechnology.com
29/29
| Managed IT services for small businesses and nonprofits including tech support, web design, and VoIP phones
| Stefan Wilson
Owner
2011
|
| 14 | 14 | Acato Information Management, LLC
173 Mitchell Road
Oak Ridge,TN 37830
| 865-381-1120
acatoim.com
27/29
| Software quality assurance (SQA)
| Catherine Toth
President, CEO
2010
|
| 15 | 14 | QRS Inc.
2010 Castaic Lane
Knoxville,TN 37932
| 865-588-3188
qrshs.com
25/NA
| 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
|
| 15 | 16 | Sharp Business Systems of Tennessee
410 N Cedar Bluff Rd., Ste. 50
Knoxville,TN 37923
| 888-525-4220
sharp-sbs.com
25/75
| Managed IT security and help desk services, print and workspace analytics, disaster recovery planning and solutions, smart office infrastructure and applications, pro audio/visual offerings
| Matt Marsh
Branch sales manager
2001
|
| 15 | 13 | M3 Technology Group
10613 Braden Dickey Lane
Knoxville,TN 37932
| 865-691-1124
m3techgroup.com
25/140
| Innovative and customized design, engineering, and technical support
| David West
VP of growth operations
2011
|
| 18 | NR | The IT Company
16 Emory Place
Knoxville,TN 37917
| 865-392-9200
theitco.net
18/2
| Small and medium business IT department, cyber security, cloud services, IT support
| Paul Sponcia
CEO
2003
|
| 18 | 20 | MCH Corporation
995 Highway 11 S.
Sweetwater,TN 37874
| 888-534-1729
mchcorp.com
18/18
| IT security solutions, web application penetration testing, network vulnerability assessments, information management solutions
| Michael Hamilton
CEO
1998
|
| 20 | 4 | MBI Companies Inc.
299 N. Weisgarber Road
Knoxville,TN 37919
| 865-584-0999
mbicompanies.com
16/92
| Remote management & monitoring; Network and AD Server Administrator; Email scanning & encryption; Online backup; Help clients with HIPAA and PCI Compliance as pertaining to Cyber Security
| Louis Cortina
Eddie Jett
Bill Steverson
Charles Grant
Erin Harlow
Nick Deal
CFO
CEO
President
Senior VP
VP of architecture
Board of directors chairman
1990
|
