These Kentucky companies with in-house R&D are primarily large organizations, many with over a thousand employees. The list is dominated by healthcare and manufacturing, particularly in the automotive sector. Notable examples include Norton Healthcare, a not-for-profit system serving Kentucky and Southern Indiana, and Lexmark, a provider of cloud-enabled imaging and IoT technologies. GE Appliances, a Haier company, focuses on innovation in appliance manufacturing, while Alltech provides sustainable agriculture solutions globally.
A significant pattern observed is the strong presence of companies in the healthcare sector, with entities like the University of Louisville, UofL Health, and UK HealthCare all headquartered in Louisville or Lexington. This concentration suggests a robust ecosystem for medical research and care within these two cities.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Norton Healthcarenortonhealthcare.com
Not-for-profit healthcare system with hospitals, outpatient centers, specialty services, telehealth, and research serving Kentucky and Southern Indiana communities. |
10,680 | |||
| 2 |
University of Louisvillelouisville.edu
A state-supported research university located in Kentucky's largest metropolitan area with three campuses, offering a variety of academic programs and health-related services |
10,573 | |||
| 3 |
Lexmarklexmark.com
Provider of cloud-enabled imaging and IoT technologies, leveraging industry expertise to accelerate business transformation and turn data into actionable insights for global customers |
10,514 | |||
| 4 |
GE Appliances, a Haier companygeappliancesco.com
A leading appliance company focused on innovation, collaboration, and creating possibilities for a better way of living and serving communities |
5,676 | |||
| 5 |
UofL Healthuoflhealth.org
Not-for-profit academic health system with hospitals, medical centers, specialized institutes, extensive providers, focused on advanced, compassionate, patient-centered care and research. |
4,703 | |||
| 6 |
UK HealthCareukhealthcare.uky.edu
A leading healthcare organization providing advanced care, training future healthcare professionals, conducting research, and offering world-class services throughout Kentucky |
4,289 | |||
| 7 |
Piramal Pharma Solutionspiramalpharmasolutions.com
Offers end-to-end development and manufacturing solutions across the drug life cycle, serving customers globally with a comprehensive range of services and specialized offerings. |
3,095 | |||
| 8 |
Alltechalltech.com
Provides smarter, sustainable agriculture solutions globally. Improves plant and animal health, performance. Delivers better nutrition for all, decreased environmental impact. |
2,885 | |||
| 9 |
Sumitomo Electric Wiring Systems, Inc.sewsus.com
Leading supplier of electrical distribution systems, components, and electronics for intelligent cars, focusing on quality, reliability, and innovation. |
2,680 | |||
| 10 |
Valvoline Global Operationsvalvolineglobal.com
A global leader in automotive and industrial solutions, offering innovative products and services for engines and drivetrains worldwide |
2,410 | |||
| 11 |
Akebono Brake Corporationakebonobrakes.com
A global leader in automotive braking solutions, providing advanced brake friction materials and components to leading OEMs and the aftermarket |
1,582 | |||
| 12 |
Sierra Spacesierraspace.com
Innovative space technology company advancing affordable space transportation and developing modular inflatable habitats for scientific collaboration and commercial opportunities in space |
1,319 | |||
| 13 |
ProMachpromachbuilt.com
Family of packaging and processing solution brands. Provides systems and integration including turnkey solutions, engineering services, and productivity software. |
997 | |||
| 14 |
Whitewhitedriveproducts.com
A global leader in providing motor and steering solutions for mobile and industrial applications, focusing on innovative and high-performing electrohydraulic solutions |
813 | |||
| 15 |
Mazak North Americamazakusa.com
Design and manufacture of advanced machine tools with local support centers, focusing on productivity and continuous workforce development. |
771 | |||
| 16 |
Lantechlantech.com
Revolutionary company founded in 1972, invented stretch wrapping technology, reducing shipping damage and waste in supply chains globally with patented innovations |
615 | |||
| 17 |
Balluff Americasballuff.com
Supplier of sensors, identification, image processing, network technology, and software providing innovative, reliable solutions for industrial automation needs. |
584 | |||
| 18 |
Jones Plastic and Engineeringjonesplastic.com
Specializes in advanced plastic molding techniques with multiple facilities in the US and Mexico to reduce costs and speed delivery. |
557 | |||
| 19 |
Big Ass Fansbigassfans.com
Manufacturing high-volume low-speed ceiling fans and evaporative coolers for industrial and residential spaces through intensive engineering and innovative air movement technology research. |
498 | |||
| 20 |
Gibbs Die Casting Corporationgibbsdc.com
A manufacturer of precision die-cast, machined, and assembled products for the automotive industry, providing unique solutions and flexibility to customers |
492 | |||
| 21 |
ZF Steering Systems, LLCzf-lenksysteme.com
Supplier of electronic and hydraulic steering gears and columns for passenger and commercial vehicles, supporting major automakers in North America. |
482 | |||
| 22 |
R.A Jones, a Coesia companyrajones.com
Provides primary and secondary packaging machinery for food, pharma, dairy, and consumer goods, improving shelf life, filling pouches, cups, bottles, and aerosol production. |
482 | |||
| 23 |
Link-Belt Craneslinkbelt.com
A leading crane manufacturer with over 140 years of experience, offering innovative telescopic and lattice boom cranes for global construction industry |
469 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 24 |
Zeon Chemicalszeonchemicals.com
Global leader in specialty elastomers for automotive applications, offering heat- and oil-resistant elastomers and nitrile grades, with extensive research and production facilities worldwide |
426 | |||
| 25 |
Montaplast of North Americamontaplast.com
A family business with over 60 years of experience producing plastic precision parts for automotive industry and household appliances globally |
418 | |||
| 26 |
University of Kentucky Pigman College of Engineeringengr.uky.edu
The company prepares engineering professionals to solve global challenges through knowledge transfer, research, and innovation, with values of diversity and collaboration |
329 | |||
| 27 |
UK Markey Cancer Centerukhealthcare.uky.edu
A comprehensive cancer center dedicated to research, compassionate care, and reducing cancer morbidity & mortality through integrated clinical programs and services |
327 | |||
| 28 |
American Printing House for the Blindaph.org
A nonprofit organization in Louisville creating accessible products and services for the blind and low vision, empowering lifelong success |
326 | |||
| 29 |
Selcomselcomgroup.com
Designs, develops, produces, and distributes electronic boards for electrical and electromechanical applications across various markets including telecommunications, industrial automation, and automotive. |
243 | |||
| 30 |
Toyotetsu North Americatiw.co.jp
A global manufacturer of automotive components with expertise in stamping, welding, and press cooling, known for implementing the Toyota Production System |
221 | |||
| 31 |
STOBER Drives, Inc. (USA)stober.com
A leading provider of mechatronic drive solutions with a global presence, offering modular, scalable drive systems for various applications with personalized service and innovative solutions |
140 | |||
| 32 |
UW Solutionsuwsolutions.com
Innovative provider of custom coating solutions for photo imaging products and industrial-grade flooring panels with global reach and industry-leading brands |
93 | |||
| 33 |
Velentium Medicalvelentiummedical.com
Full-service CDMO specializing in design, development, and manufacturing of medical devices, with expertise in active implantables, leads, programmers, and accessories |
83 | |||
| 34 |
Zschimmer & Schwarz Interpolymerzschimmer-schwarz.com
A global provider of innovative water-based specialty polymers, offering high-quality products with technical support and creating customized solutions for various industries |
52 | |||
| 35 |
Eminence Speaker, LLCeminence.com
Designs and manufactures world-class loudspeakers for musicians, audio professionals, and OEMs, known for exceptional tone, reliability, and performance in various audio applications globally. |
47 | |||
| 36 |
Flavormanflavorman.com
A global leader in beverage development since 1992, offering formulation expertise to entrepreneurs and major players worldwide to create innovative beverages |
45 | |||
| 37 |
Athena's srlathenas.it
Develops natural, safe, effective, and certified quality herbal cosmetic products, ensuring ethical practices and high concentrations of organic and natural active ingredients. |
36 | |||
| 38 |
Progeo Moliniprogeomolini.it
The company transforms selected grains into professional flours for various industries, including Ho.Re.Ca and retail, ensuring consistent performance, quality, and technical support. |
28 | |||
| 39 |
Occam Designoccamdesign.com
Innovative leader in developing high-quality medical devices with full engineering and manufacturing services, specializing in rapid prototyping and production for quick market entry |
27 | |||
| 40 |
Camtech Manufacturing Solutionscamtechengineering.com
This company provides integrated industrial manufacturing solutions, including custom automated machinery, design and engineering services, robotic system integration, and custom machined spare parts and tooling |
24 | |||
| 41 |
Engi-Mat Co.engi-mat.com
Innovative developer and manufacturer of nano engineered materials, specializing in nanotechnology and materials science for various applications Visit website for more information |
18 | |||
| 42 |
BLUEGRASS ADVANCED MATERIALS LLCbgamaterials.com
A research company located in Lexington, Kentucky, focusing on advanced materials development and innovation in the United States |
12 | |||
| 43 |
ADEM TECHNOLOGIES INC.advancedenergymat.com
A company specializing in developing advanced nanomaterials for catalyst products used in desulfurization applications, with a focus on energy storage and refining |
8 | |||
| 44 |
Optical Dynamics Corporationopticaldynamics.com
Innovative research and manufacturing company specializing in optical products to provide business solutions for optical professionals |
7 | |||
| 45 |
Cogent Solutions Group (CSG)cogentsolutionsgroup.com
This company develops innovative biomacromolecules and nutraceuticals through scientific research, delivering products that enhance the quality of human life |
6 | |||
| 46 |
Lindometal, LLClindometal.com
Manufacturer and supplier of high-quality mining equipment and accessories, focusing on increasing production efficiency and cost savings for clients in the American mining market |
3 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Kentucky
- The largest companies in Kentucky 717
- Manufacturers in Kentucky 90
- Healthcare providers in Kentucky 84
- Multinational companies in Kentucky 78
- Hospitals and Health Care companies in Kentucky 68
- Retail chains in Kentucky 66
- Education providers in Kentucky 65
- Critical infrastructure operators in Kentucky 64
- Higher Education companies in Kentucky 46
- Public sector organisations in Kentucky 39
- Financial services firms in Kentucky 37
- Hardware manufacturers in Kentucky 37
- Family-owned companies in Kentucky 32
- Companies with a mobile app in Kentucky 31
- Construction companies in Kentucky 29
- Distributors and wholesalers in Kentucky 29
- Corporate groups and holding companies in Kentucky 27
- Hotel and hospitality groups in Kentucky 26
- Motor Vehicle Manufacturing companies in Kentucky 25
The same list elsewhere in United States
- Companies with in-house R&D in the United States 6,796
- Companies with in-house R&D in California 1,275
- Companies with in-house R&D in Texas 442
- Companies with in-house R&D in New York State 419
- Companies with in-house R&D in Massachusetts 396
- Companies with in-house R&D in Illinois 322
- Companies with in-house R&D in Michigan 287
- Companies with in-house R&D in Ohio 277
- Companies with in-house R&D in Pennsylvania 255
- Companies with in-house R&D in New Jersey 224
- Companies with in-house R&D in Florida 221
- Companies with in-house R&D in Alabama 215
- Companies with in-house R&D in Georgia 173
- Companies with in-house R&D in Virginia 166
- Companies with in-house R&D in North Carolina 158
- Companies with in-house R&D in Wisconsin 154
- Companies with in-house R&D in Minnesota 146
- Companies with in-house R&D in Washington State 140
- Companies with in-house R&D in Colorado 113
- Companies with in-house R&D in Maryland 107
- Companies with in-house R&D in Indiana 104
- Companies with in-house R&D in New York 223
- Companies with in-house R&D in San Francisco 147
- Companies with in-house R&D in Houston 129