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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 Technology Companies Ranked According to Local Employment Rank '18 '17 Company Phone Website Local emp./Tot. emp. Description of services/products Top local executive Year founded 1 NR DeRoyal Industries 200 DeBusk Lane Powell, TN 37849 865-938-7828 deroyal.com 764/1,900 Electrosurgical and surgical equipment, temperature monitoring and waste fluid management systems, RFID inventory control system Pete DeBusk Chairman 1973 2 1 Siemens Healthineers 810 Innovation Drive Knoxville, TN 37932 865-218-2000 medical.siemens.com 534/NA Positron emission tomography (PET) portion of PET/computed tomography (CT) imaging systems; headquarters for Siemens’ PETNET Solutions network of PET radiopharmacies James Williams Barry Scott Head, Molecular Imaging CEO, PETNET Solutions 2005 3 2 Radio Systems Corp. 10427 PetSafe Way Knoxville, TN 37932 865-777-5404 radiosystemscorporation.com 340/NA Pet products: PetSafe, Invisible Fence Brand, SportDOG Willie Wallace CEO 1991 4 4 PerfectServe 10024 Investment Drive, Ste. 200 Knoxville, TN 37932 877-844-7726 perfectserve.com 172/214 PerfectServe is building healthcare’s most advanced communication and collaboration solution to unify the entire care team across the continuum—from inpatient, to outpatient, to patients at home. The secure platform uses advancements in mobility, AI and analytics to optimize scheduling, automate clinicians’ communication-driven workflows, eliminate non-clinical tasks and decrease clinician burnout, resulting in quicker time to treatment and superior patient outcomes. PerfectServe’s scalable cloud-based architecture is not affected by on-site outages, allowing the 500,000-plus clinicians who rely on the platform for clinical communication to focus on delivering the best patient experience possible. Headquartered in Knoxville, Tennessee, PerfectServe has helped clinicians provide better care since 2000. Terrell Edwards President, CEO 2000 5 6 Aqua-Chem1 3001 E. John Sevier Highway Knoxville, TN 37914 865-544-2065 aqua-chem.com 150/NA Water purification technologies for pharmaceutical, beverage, energy, land-based desalination, commercial marine, government Gary Edwards President, CEO 2005 6 7 United Flexible2 2801 Red Dog Lane Knoxville, TN 37914 865-544-5116 unitedflexible.com 147/NA Hydro formed metal bellows and welded assemblies; thermostatic actuators and diaphragms Angel Vazquez President 1904 7 NR Electric Power Research Institute (EPRI)3 942 Corridor Park Blvd. Knoxville, TN 37932 865-218-8000 epri.com 140/NA Innovative Solutions that Enable the Transformation of Power Systems to be more Flexible, Resilient and Connected to Provide Society with Safe, Reliable, Affordable and Environmentally Responsible Electricity Anda Ray Mark McGranaghan Senior vice president, external relations and technical resources Vice President, Power Delivery & Utilization - Integrated Grid 2005 8 5 Emerson Automation Solutions-Reliability Solutions4 835 Innovation Drive Knoxville, TN 37932 865-672-1079 mhm.assetweb.com 138/81,500 Development of software/hardware products for predictive/protective maintenance and vibration analysis equipment Patrick Fitzgerald Vice President, General manager 1984 9 11 Protomet 1010 Larson Drive Oak Ridge, TN 37830 865-425-0600 protomet.com 135/135 Products developed specifically for the marine industry include wakeboard towers, racks, flip seats, grab rails, dash components, and optics-grade mirrors. Jeff Bohanan President 1997 10 8 Centrus Technical Solutions 400 Centrifuge Way Oak Ridge, TN 37830 865-241-7007 centrusenergy.com/cts 106/290 Provides technical solutions for the engineering, development, prototyping and manufacturing of complex engineered products Larry Cutlip Senior vice president, field operations 2002 11 9 Uster Technologies 456 Troy Circle Knoxville, TN 37919 865-588-9716 uster.com 100/700 Design, manufacture, install precision measuring instruments used for quality measurement and certification for the textile industry Peyman Dekhordi Chief Operating Office 1948 12 10 ProNova Solutions 330 Pellissippi Place Maryville, TN 37804 865-862-4100 pronovasolutions.com 95/NA Provision established ProNova Solutions in 2012 to meet the needs of cancer patients by making Proton Therapy accessible to a greater number of patients and physicians throughout the world. ProNova is aggressively developing the next generation of this advanced cancer treatment by delivering a lower-cost, smaller, lighter, more energy efficient solution without sacrificing performance and improving upon existing capabilities. The fusion of state-of-the-art imaging, multi-axis precision positioning, superconducting magnet technology, and unprecedented closed loop treatment verification using Positron Emission Tomography brings ProNova customers clinical, operational, and financial benefits that will make major improvements in patient care, outcomes, and value. Terry Douglass Joe Matteo Chairman, CEO President 2012 13 12 Northrop Grumman Remotec 353 JD Yarnell Parkway Clinton, TN 37716 865-483-0228 northropgrumman.com/Capabilities/Remotec/Products 90/NA Manufactures mobile robotic systems for inspecting and defusing explosives and other hazardous duty operations Walt Werner Director, Northrop Grumman Remotec 1980 14 NR AESSEAL Inc. 355 Dunavant Road Rockford, TN 37853 865-531-0192 aesseal.com 87/1,747 Design, manufacture of mechanical seals and seal support systems used for environmental containment of chemical process fluid or rotating equipment Thomas Grove CEO 1992 15 14 Analysis and Measurement Services Corp. (AMS) AMS 9119 Cross Park Drive Knoxville, TN 37923 865-691-1756 ams-corp.com 75/100 Qualifying the instrumentation and control systems of nuclear power plants through laboratory and in-plant testing services and specialized testing equipment and advanced monitoring technologies H.M. Hashemian, Ph.D. Brent D. Shumaker President Senior engineering manager 1977 16 13 MS Technology 137 Union Valley Road Oak Ridge, TN 37830 865-483-0895 mstechnology.com 61/NA Microwave industrial heating equipment including metal melting/casting furnaces and fluidized bed heat treating equipment Doyle Inklebarger President 1994 17 17 Technology for Energy Corp. 10737 Lexington Drive Knoxville, TN 37932 865-966-5856 tec-usa.com 55/60 Aircraft and helicopter on-the-wing ground support equipment, equipment for electric power metering, power quality, revenue protection of the electric power industry, monitoring equipment for nuclear power plants, X-ray diffraction analyzers William Simpkins President, CEO 1975 1 Source declined to participate. Information from 2017 survey and Knoxville Chamber; 2 Formerly Fulton Bellows. Source declined to participate. Information from 2017 survey and Knoxville Chamber; 3 Source declined to participate. Information from 2017 survey; 4 Formerly Emerson Process Management-Machinery Health Management Source: Individual company representatives, individual company websites. NA=not applicable or not available. This list and other Knoxville-area market data are available as Excel spreadsheets at www.knoxvillebookoflists.com. If you notice an error or omission, please contact Hayley Choy at 865-342-6494 or lists@knoxvillebiz.com.