| # | Company | Employees |
|---|---|---|
| 1 |
Hogan Lovellshoganlovells.com
Global team of 2,600+ lawyers providing innovative legal solutions for major industries worldwide, with a focus on diversity, community impact, and business strategy alignment |
7,724 |
| 2 |
Jones Dayjonesday.com
Provides comprehensive legal services worldwide through a large network of lawyers collaborating across multiple disciplines and jurisdictions. |
6,417 |
| 3 |
Consilio LLCconsilio.com
Offers eDiscovery, document review, flexible legal talent, legal advisory, and transformation consulting services to law firms and corporations globally. |
3,639 |
| 4 |
Covington & Burling LLPcov.com
Global law firm providing expert legal services with commitment to clients, teamwork, diversity, public service, and complex business challenges. |
2,797 |
| 5 |
Arnold & Porterarnoldporter.com
A global law firm offering comprehensive legal services in regulatory, litigation, and transactional matters across various industries with a multidisciplinary approach |
2,470 |
| 6 |
WilmerHalewilmerhale.com
A leading international law firm with over 1,000 lawyers in 13 offices worldwide, specializing in government, technology, and business law Promotes diversity and public service |
2,356 |
| 7 |
BakerHostetlerbakerlaw.com
A leading law firm with top client service and legal expertise, offering assistance with complex business and regulatory issues worldwide |
2,291 |
| 8 |
Venable LLPvenable.com
A global law firm with over 900 professionals offering legal services in regulatory compliance, government affairs, corporate transactions, IP, and complex litigation to empower clients |
1,914 |
| 9 |
Crowell & Moringcrowell.com
International law firm providing legal services across multiple continents, specializing in litigation, arbitration, regulatory, corporate, and transactional issues Committed to pro bono work and diversity |
1,715 |
| 10 |
Legal Services Corporationlsc.gov
One of the largest funders of civil legal aid for low-income Americans, promoting equal access to justice through grants for legal assistance |
1,419 |
| 11 |
Hunton Andrews Kurth LLPhunton.com
A global law firm with 900+ lawyers offering comprehensive legal services in transactional, litigation, and regulatory matters across various industries and practice areas |
1,393 |
| 12 |
Steptoe LLPsteptoe.com
Provides international legal representation, litigation advocacy, arbitration, and practical business transaction advice with over 500 professionals worldwide. |
1,250 |
| 13 |
IRS, Office of Chief Counseljobs.irs.gov
A large tax firm with over 1,700 attorneys serving the IRS and the American public, promoting diversity, inclusion, and a balanced work environment |
1,114 |
| 14 |
ArentFox Schiffafslaw.com
Industry insiders offering practical business strategies and legal solutions to help clients reach their goals and anticipate future challenges |
1,004 |
| 15 |
Finnegan, Henderson, Farabow, Garrett & Dunner, LLPfinnegan.com
Provides comprehensive intellectual property legal services including litigation, patent strategy, and brand management with global presence and expertise. |
955 |
| 16 |
Casepointcasepoint.com
AI-driven platform enabling corporations and agencies to collect, preserve, and analyze data for litigation, compliance, and investigations efficiently. |
892 |
| 17 |
CIBTcorporate.cibt.com
Global provider of immigration and visa services for corporations and individuals with a team of experts in over 60 offices worldwide |
785 |
| 18 |
U.S. Army JAG Corpsjagcnet.army.mil
America's oldest and largest military law firm, providing counsel and legal services to support the US Army both domestically and internationally |
622 |
| 19 |
Williams & Connolly LLPwc.com
A leading litigation firm handling civil and criminal cases worldwide, renowned for excellence, top talent, diversity, and commitment to clients' best outcomes |
586 |
| 20 |
Wiley Rein LLPwiley.law
A prestigious law firm based in Washington DC, specializing in regulatory, litigation, and transactional matters for a diverse range of clients |
575 |
| 21 |
Public Defender Service for the District of Columbiapdsdc.org
A leading public defender service in DC, providing quality legal representation to indigent adults and children, ensuring fair administration of justice |
544 |
| 22 |
Sterne, Kessler, Goldstein & Foxsternekessler.com
A leading intellectual property law firm offering tailored solutions for patents, trademarks, litigation, counseling, and post-grant proceedings with a diverse, highly skilled team |
508 |
| 23 |
Kids in Need of Defense (KIND)supportkind.org
An international NGO protecting unaccompanied children, providing legal representation, psychosocial support, and holistic care for their well-being while migrating |
507 |
| 24 |
Office of the Attorney General for the District of Columbiaoag.dc.gov
The Office of the Attorney General of the District of Columbia enforces laws, provides legal advice, and promotes the public interest |
491 |
| 25 |
Arent Foxafslaw.com
ArentFox Schiff is a legal firm offering a wide range of legal services to clients, operating with expertise and professionalism |
455 |
| 26 |
The Mendoza Law Firmmendozafirm.com
Provides expert legal representation specializing in personal injury cases, ensuring clients receive fair compensation and dedicated support. |
377 |
| 27 |
Lawyers'โ Committee for Civil Rights Under Lawlinktr.ee
Dedicated to achieving equal justice by fighting racial discrimination and inequalities to ensure fairness and opportunity for all |
334 |
| 28 |
Beveridge & Diamond PCbdlaw.com
A team of 140+ lawyers in 7 US offices specializing in environmental and sustainability issues, offering strategic advice, regulatory compliance, and representation in litigation |
331 |
| 29 |
TDB Communications, Inc.tdbgov.com
A SDVOSB providing high-quality services accredited by the VA, with a focus on hiring veterans and prioritizing excellence and accountability |
314 |
| 30 |
McKenna Long & Aldridge LLPdentons.com
A legal firm with over 1,100 professionals in 21 US cities, offering services in nine of the top 10 US legal markets |
307 |
| 31 |
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 |
| 32 |
Planet Deposplanetdepos.com
Global court reporting company providing best-in-class services worldwide, including interpretation and trial services, using cutting-edge technology to exceed client expectations |
298 |
| 33 |
Hausfeldhausfeld.com
Innovative law firm resolving disputes with a visionary approach, specializing in antitrust, financial disputes, environment, human rights, technology, and data breach cases |
278 |
| 34 |
U.S. Air Force JAG Corpsairforce.com
The company provides professional legal counsel and full spectrum legal capabilities to the Air Force, enabling command and supporting the warfighter |
261 |
| 35 | 261 | |
| 36 |
Price Benowitz LLPpricebenowitz.com
A dedicated law firm specializing in personal injury cases and defense, providing a full range of legal services to protect clients' rights and pursue compensation |
186 |
| 37 |
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 |
| 38 |
Van Ness Feldman LLPvnf.com
Nationally recognized law firm specializing in energy, environment, and natural resources law & policy, providing legal counsel & policy strategy to clients |
182 |
| 39 |
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 |
| 40 |
Miller & Chevalier Charteredmillerchevalier.com
Established in 1920, this Washington, DC law firm specializes in Tax, International Law, Litigation, White Collar Defense, Government Contracts, and Government Affairs |
181 |
| 41 |
Trister, Ross, Schadler & Gold, PLLCtristerross.com
A law firm providing personalized and expert legal services to a diverse clientele including nonprofits, unions, small businesses, employees, and political organizations |
23 |
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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
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- 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
- Healthcare providers in Washington 36
- Higher Education companies in Washington 36
- Law Practice companies in Washington 36
- Data and analytics companies in Washington 32
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- 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
- Law firms in the United States 1,066
- Law firms in New York State 190
- Law firms in California 116
- Law firms in Texas 68
- Law firms in Florida 66
- Law firms in Illinois 54
- Law firms in Pennsylvania 40
- Law firms in Massachusetts 35
- Law firms in Minnesota 32
- Law firms in Ohio 30
- Law firms in Georgia 26
- Law firms in New Jersey 26
- Law firms in New York 129
- Law firms in Chicago 40
- Law firms in Los Angeles 31