| # | Company | Employees |
|---|---|---|
| 1 |
U.S. Department of Veterans Affairsva.gov
Recruitment of skilled employees dedicated to providing respectful and appropriate care and support services for United States veterans. |
202,010 |
| 2 |
Howard Universityhoward.edu
A culturally diverse, research-intensive university providing exceptional education at undergraduate, graduate, and professional levels with a focus on Black students and global leadership |
7,777 |
| 3 |
Veterans Administation
A Hospital and Health Care organization providing services in Sepulveda, California to support veterans in the United States |
5,253 |
| 4 |
VA Healthcare Administrationva.gov
The organization is the largest integrated healthcare system in America, providing medical care to 9 million enrolled veterans through various health care facilities |
4,778 |
| 5 |
MedStar Georgetown University Hospitalmedstarhealth.org
A leading not-for-profit hospital in DC offering innovative medical treatments, research, and compassionate care in various specialties like neurosciences and cancer |
4,215 |
| 6 |
MedStar Washington Hospital Centermedstarhealth.org
A prominent not-for-profit teaching and research hospital in the nation's capital, specializing in cardiology, cardiac surgery, stroke care, trauma, and burn treatment |
4,010 |
| 7 |
The George Washington University Hospitalgwhospital.com
A hospital in Washington, DC region, part of UHS, focused on defining medicine through research, innovation, education, and patient-centered care |
1,950 |
| 8 |
Veterans Affairs Hospitalva.gov
An international company based in Washington, DC that specializes in veterans affairs and healthcare services |
1,699 |
| 9 |
Sibley Memorial Hospitalhopkinsmedicine.org
A not-for-profit, full-service community hospital in Washington, DC offering various medical services, skilled nursing care, and state-of-the-art facilities |
1,590 |
| 10 |
Howard University Hospitalhuhealthcare.com
A Level One Trauma Center with a rich history, providing comprehensive healthcare facilities and medical education in the District of Columbia |
1,442 |
| 11 |
MediLodgemedilodge.com
Provider of skilled nursing care and rehabilitation services in Michigan with a focus on compassionate care, industry-leading quality, and continuous improvement |
1,185 |
| 12 |
Walter Reed Army Medical Centeren.wikipedia.org
A medical center specializing in serving the needs of US Army personnel while providing advanced healthcare services |
971 |
| 13 |
Mid-Atlantic Permanente Medical Group | Kaiser Permanentekpmidatlantic.sapphirecareselect.com
A premier multi-specialty medical group working exclusively with Kaiser Foundation Health Plan, providing innovative care to over 800,000 members in Mid-Atlantic region |
879 |
| 14 |
Attain ABAattainaba.com
A rapidly growing national provider of ABA services for individuals on the autism spectrum, providing caring therapy with strong support system Operating in PA, MD, DC, and VA regions |
877 |
| 15 |
Unity Health Careunityhealthcare.org
A leading network of community health centers in Washington, DC providing healthcare services to over 106,000 patients annually |
773 |
| 16 |
The GW Medical Faculty Associatesgwdocs.com
A leading medical group with over 700 providers across 50 specialties, committed to comprehensive patient care, healthcare education, and advancing discovery |
747 |
| 17 |
MedStar National Rehabilitation Hospitalmedstarhealth.org
A regional rehabilitation network in Washington, DC, Maryland, and Northern Virginia, offering inpatient, day treatment, and outpatient services for various neurologic and orthopedic conditions |
528 |
| 18 |
SOME (So Others Might Eat)some.org
An interfaith, community-based organization in DC provides support for neighbors experiencing homelessness and poverty through food, clothing, housing, job training, and counseling |
520 |
| 19 |
Mary's Centermaryscenter.org
Community health center providing holistic services to promote good health, stable families, and economic independence for individuals facing unmet needs |
510 |
| 20 |
Intersect Healthcareintersecthc.com
Specializing in facility management, our experienced staff excels in regulatory compliance, reimbursement, billing, employee management, vendor relations, and census development |
480 |
| 21 |
Community Connections, Inc.communityconnectionsdc.org
Providing mental health, trauma, addiction, and clinical housing services to marginalized residents in the District of Columbia, leading in research and training |
444 |
| 22 |
Woodley House, Incwoodleyhouse.org
Innovative organization dedicated to helping individuals with mental illness regain independence through safe housing, life skills training, and mental health services |
417 |
| 23 |
Syrian American Medical Society (SAMS)sams-usa.net
Provides medical services, humanitarian aid, and healthcare support in crisis zones and vulnerable communities, including medical education, training, and specialized care. |
411 |
| 24 |
Catholic Charities of the Archdiocese of Washingtoncatholiccharitiesdc.org
A social ministry outreach serving the DC metropolitan region, providing comprehensive services to individuals in need without discrimination Visit wwwcatholiccharitiesdcorg to support |
377 |
| 25 |
Providence Hospital (Providence Health System)provhosp.org
A 408-bed hospital in Washington, DC with a team of 500 providers, part of a faith-based healthcare organization, dedicated to compassionate care and community support |
368 |
| 26 |
Community of Hopecommunityofhopedc.org
A nonprofit organization in Washington, DC, providing support to low-income families, including those experiencing homelessness, to achieve stability, health, and hope |
355 |
| 27 |
Washington Health Systemwhs.org
A healthcare system in southwestern Pennsylvania with over 350 physicians dedicated to providing high quality care and improving community health |
352 |
| 28 |
Daviess Community Hospitaldchosp.org
A committed medical team providing excellent care, ensuring access, promoting healthy lifestyles, and meeting community health needs with a personal touch |
317 |
| 29 |
DC Department of Correctionsdoc.dc.gov
The company provides safe, secure, and humane confinement for detainees and inmates, offering rehabilitation opportunities for successful reintegration into the community |
308 |
| 30 |
Whitman-Walkerwhitman-walker.org
This company offers community-based health and wellness services with a focus on LGBTQ and HIV care, providing stigma-free support and inclusive care |
307 |
| 31 |
BridgePoint Healthcarebridgepointhealthcare.com
Provider of post-acute care with facilities in Washington, DC and New Orleans, offering specialized services for patients in various settings |
240 |
| 32 |
Williams Bros. Health Care Pharmacywilliamsbrospharmacy.com
This company offers retail pharmacy, long term care pharmacy, compounding pharmacy, home medical equipment, and home infusion services since 1988 with 340 employees |
230 |
| 33 |
Bread for the Citybreadforthecity.org
The company provides essential services such as food, clothing, healthcare, legal, and social services to low-income residents in Washington, DC |
185 |
| 34 |
Lutheran Social Services of the National Capital Arealssnca.org
A nonprofit organization providing refugee and immigrant resettlement, workforce development, family services, health and wellness programs in the Greater Washington, DC area |
181 |
| 35 |
GRUBB'S PHARMACYgrubbspharmacy.com
Retail pharmacy located in Washington, DC, providing pharmaceutical products and services to local residents and healthcare professionals |
25 |
| 36 |
Paving The Way Multiservice Institutepavingthewaymsi.org
A behavioral health organization in DC area offering school-based mental health, trauma-based services, and outpatient behavioral health services |
18 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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 2, 2026.
More company lists in Washington
- The largest companies in Washington 1,167
- Non-profit Organizations companies in Washington 145
- Education providers in Washington 109
- Government Administration companies in Washington 100
- Consulting firms in Washington 70
- Public sector organisations in Washington 65
- IT Services and IT Consulting companies in Washington 56
- Media companies and publishers in Washington 52
- IT services companies in Washington 44
- Critical infrastructure operators in Washington 42
- Financial Services companies in Washington 41
- Law firms in Washington 41
- Financial services firms in Washington 40
- Business Consulting and Services companies in Washington 39
- SaaS companies in Washington 39
- Research institutes in Washington 38
- Venture capital and private equity firms in Washington 37
- Higher Education companies in Washington 36
- Law Practice companies in Washington 36
- Data and analytics companies in Washington 32
- Hospitals and Health Care companies in Washington 32
- AI companies in Washington 29
- International Affairs companies in Washington 29
- Aerospace and defence companies in Washington 28
The same list elsewhere in United States
- Healthcare providers in the United States 5,812
- Healthcare providers in California 573
- Healthcare providers in New York State 494
- Healthcare providers in Texas 408
- Healthcare providers in Florida 361
- Healthcare providers in Pennsylvania 264
- Healthcare providers in Illinois 262
- Healthcare providers in Massachusetts 213
- Healthcare providers in Ohio 182
- Healthcare providers in Tennessee 180
- Healthcare providers in Michigan 157
- Healthcare providers in North Carolina 153
- Healthcare providers in New Jersey 151
- Healthcare providers in Georgia 148
- Healthcare providers in Washington State 136
- Healthcare providers in Colorado 126
- Healthcare providers in Arizona 124
- Healthcare providers in Indiana 123
- Healthcare providers in Minnesota 121
- Healthcare providers in Virginia 121
- Healthcare providers in Missouri 118
- Healthcare providers in Alabama 115
- Healthcare providers in Maryland 105
- Healthcare providers in New York 155