| # | Company | Employees |
|---|---|---|
| 1 |
Loudoun County Governmentloudoun.gov
A diverse organization of professionals dedicated to serving and shaping the future of their community in Loudoun County, Virginia |
3,077 |
| 2 |
UF Health Central Floridacentralflorida.ufhealth.org
A leading, non-profit health care system serving Lake, Sumter, and Marion counties with inpatient hospital, rehabilitation, and diagnostic services Built on innovation and patient relationships |
826 |
| 3 |
Lake-Sumter State Collegelssc.edu
Lake-Sumter State College provides access to education for Florida students, preparing them for high-demand careers through innovative programs and personalized support |
671 |
| 4 |
Digitexgetdigitex.com
The company provides innovative IT solutions and services, focusing on mobility, cloud computing, and security to empower businesses and drive digital transformation |
557 |
| 5 |
SkillsUSAskillsusa.org
SkillsUSA partners with students, educators, and industry to develop a highly skilled workforce through a focus on personal, workplace, and technical skills for career success |
468 |
| 6 |
Drivestreamdrivestream.com
A management and IT consulting firm specializing in migrating enterprise business processes to the Cloud, offering innovative methodologies and comprehensive cloud services |
403 |
| 7 |
LifeStream Behavioral Center, Inc.lsbc.net
Behavioral health and social services organization providing treatment, care management, rehabilitation, child welfare, primary care, and homeless services in Central Florida |
402 |
| 8 |
Lynkerlynker.com
The company provides innovative solutions for global environmental security and economic prosperity, serving as a trusted partner to governments, communities, and industry |
392 |
| 9 |
Beacon Collegebeaconcollege.edu
A nonprofit liberal arts school offering accredited baccalaureate programs tailored to students with learning disabilities, ADHD, dyslexia, and other differences |
382 |
| 10 | 373 | |
| 11 |
Town of Leesburg, Virginialeesburgva.gov
The company promotes Leesburg, Virginia as an authentic town near Washington DC, offering easy access to Dulles Airport and DC's Wine Country |
371 |
| 12 |
REHAU AUTOMOTIVE LLCrehau.com
An automotive company based in Leesburg, Virginia, specializing in innovative solutions for the automotive industry |
350 |
| 13 |
Loudoun Medical Group, P.C.lmgdoctors.com
A top-quality, diverse multi-specialty medical group in Virginia with over 350 providers delivering care across 60 specialties in 150 locations |
345 |
| 14 |
Maple Leaf Farmsmapleleaffarms.com
A leading producer of quality duck products, Maple Leaf Farms supplies innovative, value-added foods to consumers, retail, and foodservice markets worldwide |
344 |
| 15 |
K2Mstryker.com
Global leader in complex spine and minimally invasive solutions, focused on achieving three-dimensional Total Body Balance for quality patient outcomes |
311 |
| 16 |
Brown & Brown of Floridabbinsurance.com
An independent insurance intermediary providing customized products and services to meet market demands, serving clients locally for over 80 years |
253 |
| 17 |
That Companythatcompany.com
An experienced white label internet marketing firm focused on helping businesses thrive online through various digital marketing services and strategic partnerships |
205 |
| 18 |
SVETNESSsvetness.com
SVETNESS provides in-home personal training with certified trainers across the country, helping individuals achieve a healthier lifestyle outside of traditional gym settings |
184 |
| 19 |
Edward Jones Investment Coedwardjones.com
Financial services company offering investment services based in Leesburg, VA, providing personalized advice and guidance to clients for managing their finances |
179 |
| 20 |
Pediatric Healthcarepediatric-healthcare.com
A dedicated team of pediatric healthcare professionals providing comprehensive care to children from birth to twenty-one years old in Virginia |
172 |
| 21 |
Reed Inc.reedinc.com
Specializing in security, training, logistics, life support, and construction management services globally, especially in remote, high-risk environments |
163 |
| 22 |
SecuriGence LLCsecurigence.com
A minority and Veteran-owned small business supporting Department of Defense and US Civil agencies in Systems and Software Engineering, Cyber Security, and Cloud Management |
158 |
| 23 |
EIT Electronic Instrumentation & Technologyeit.com
Engineering and manufacturing services provider with over 45 years of experience, specializing in industries such as communication, aerospace, defense, and healthcare |
147 |
| 24 |
AHT Insurancebaldwin.com
Providing business insurance, employee benefits, retirement planning, and personal insurance solutions to support clients' diverse needs nationwide. |
137 |
| 25 |
Vibrantech Solutions Inc.vibrantechsolutions.com
Professional software services & consulting company offering End-to-End IT Solutions, Middleware Architecture, DevOps, Cloud Migration, Project Management, & more to exceed client expectations |
49 |
| 26 |
Bravo Consulting Group, LLCbravocg.com
A minority-owned small business delivering innovative business intelligence and digital transformation solutions to government, intelligence community, and private sector clients |
48 |
| 27 |
Trewon Technologies | Inc 5000 Companytrewon.com
Specializes in IT solutions for Federal Government, offering strategy, automation, and cybersecurity services Focuses on data-driven decision-making and innovative approaches |
35 |
| 28 |
Evergreen is now Thirderacognizant.com
Global services provider leveraging ServiceNow for cloud-based digitization and automation, empowering enterprises to unlock business and customer workflows with elite IT Service Management consulting |
30 |
| 29 |
Node.Digital LLCnode.digital
The company specializes in developing advanced digital solutions through AI automation and machine learning for complex customer missions |
27 |
| 30 |
Advantage Proadvantagepro.us
A startup specializing in digital transformation, managed services, and consulting, striving to innovate and drive business growth |
23 |
| 31 |
BrandShelterbrandshelter.com
Specializes in online brand protection, domain portfolio management, and trademark monitoring with global support and web-based tools. |
22 |
| 32 |
Axiomaxiom.enterprises
A privately held firm specializing in technology, management consulting, and business process outsourcing Providing innovative solutions for businesses and governments |
18 |
| 33 |
AAA VIRGINIA CONSULTING INCaaavcinc.com
The company provides tailored business process solutions across multiple industries to help clients achieve their corporate objectives efficiently and effectively |
18 |
| 34 |
WINTrio LLCwintrio.com
This company specializes in IT Modernization, Cyber Security, Cloud/DevSecOps, Software, and Support services, offering custom solutions to improve overall performance |
17 |
| 35 |
KBF by Audi Contractorsaudicontractors.com
A family owned residential remodeling company in the DC Metro Area, dedicated to exceeding homeowners' desires with extraordinary transformations and 100% customer satisfaction |
10 |
| 36 |
15 West Homes15westhomes.com
Residential real estate company providing superior service, streamlining the buying or selling process, and building lasting relationships with clients |
7 |
| 37 |
Wiweeki LLClinkedin.com
A leading provider of health, data analytics, cloud, cyber security, and IT solutions for federal agencies and Fortune 1000 companies |
5 |
| 38 |
Trium Solutions LLCtriums.com
An IT consulting and training company specializing in agile transformation, enterprise content management, business analytics, mobile/web development, cloud adoption, and technology services |
5 |
| 39 |
Brown & Brown Leesburgbbleesburg.com
An independent insurance brokerage providing risk management solutions for businesses and individuals, offering a wide range of coverage options and superior service |
4 |
| 40 |
Greenstone Realty Advisors LLCgreenstonerealtyllc.com
A commercial real estate asset management firm with over 70 years of experience, serving domestic and foreign clients with expertise in strategy, acquisitions, and financial management |
2 |
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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 Oct 24, 2026.
The same list elsewhere in United States
- The largest companies in the United States 91,669
- The largest companies in California 12,813
- The largest companies in New York State 10,485
- The largest companies in Texas 8,086
- The largest companies in Florida 4,945
- The largest companies in Illinois 4,175
- The largest companies in Pennsylvania 3,110
- The largest companies in Massachusetts 3,093
- The largest companies in Georgia 2,632
- The largest companies in Ohio 2,618
- The largest companies in New Jersey 2,569
- The largest companies in Virginia 2,503
- The largest companies in Michigan 2,346
- The largest companies in North Carolina 2,174
- The largest companies in Alabama 1,806
- The largest companies in Washington State 1,785
- The largest companies in Colorado 1,774
- The largest companies in Minnesota 1,700
- The largest companies in Maryland 1,527
- The largest companies in Wisconsin 1,482
- The largest companies in New York 6,920
- The largest companies in San Francisco 2,030
- The largest companies in Houston 1,791
- The largest companies in Chicago 1,668