Find established Washington, DC law firms representing individuals and businesses across a wide range of legal matters. Compare practice areas, attorney experience, professional credentials, and notable results to identify a trusted law firm with the knowledge, resources, and proven capabilities to address your specific legal needs effectively.
RANKED FIRMS
PRACTICE AREAS
UPDATED
Covington & Burling LLP, Williams & Connolly LLP, and Arnold & Porter Kaye Scholer LLP hold the top three positions in this ranking. Each firm is recognized for its experience, breadth of practice areas, depth of expertise, and established market presence. Rankings are reviewed by the Lexinter editorial desk and refreshed annually.
Reviewed by the Lexinter Editorial Desk
Finding the right law firm in Washington, DC means looking beyond reputation alone. You need a team that understands how business, regulation, and government decisions can shape a legal matter. Top 10 law firms in Washington, DC feature firms known for handling complex disputes, major deals, investigations, and regulatory challenges with precision. Their attorneys advise corporations, organizations, executives, and individuals on litigation, antitrust, corporate law, international trade, white-collar defense, and government contracts. With experienced lawyers and strong Washington connections, these firms help clients navigate difficult legal issues and make informed decisions.
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Founded in Washington, DC, in 1919, Covington & Burling LLP has grown into a global law firm with more than 1,600 lawyers and advisors across 14 offices. The firm is particularly known for combining regulatory knowledge with strong litigation, investigations, and corporate capabilities. Its attorneys advise major businesses and organizations on government regulation, antitrust, life sciences, technology, international trade, intellectual property, and complex disputes. With deep insight into policy and regulatory agencies, Covington helps clients manage legal risk, respond to investigations, complete important transactions, and handle challenges where business, law, and government policy intersect.
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Williams & Connolly LLP was founded in 1967 by renowned trial lawyer Edward Bennett Williams and has built a formidable reputation for handling complex, high-stakes disputes. Based in Washington, DC, the firm represents corporations, institutions, and prominent individuals in commercial litigation, white-collar criminal defense, government investigations, intellectual property disputes, securities matters, appellate cases, and Supreme Court litigation. Its lawyers are known for courtroom advocacy and their ability to manage sensitive cases involving substantial financial, regulatory, or reputational consequences. The firm also provides transactional and business counseling, giving clients experienced support beyond litigation when sophisticated legal guidance is required.
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Arnold & Porter Kaye Scholer LLP was formed in 2017 through the combination of Washington, DC-based Arnold & Porter and New York-based Kaye Scholer. Today, the firm has more than 1,000 lawyers across 16 offices worldwide and offers services spanning more than 40 practice areas. It is especially recognized for regulatory matters, complex litigation, corporate transactions, life sciences, financial services, government contracts, antitrust, and white-collar investigations. With many attorneys bringing experience from senior government and regulatory positions, Arnold & Porter helps businesses understand evolving legal requirements, manage investigations, resolve disputes, and pursue major transactions in highly regulated industries.
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Wilmer Cutler Pickering Hale and Dorr LLP, commonly known as WilmerHale, was formed in 2004 through the merger of Wilmer Cutler Pickering and Hale and Dorr. Today, the firm has more than 1,100 lawyers across 12 offices in the United States and Europe. WilmerHale advises clients on complex litigation, securities, regulatory matters, intellectual property, corporate transactions, government investigations, and appellate disputes. With more than 100 lawyers who have held senior government positions, the firm brings particularly strong insight to matters involving regulators and public policy. Its combination of courtroom experience, technical knowledge, and business-focused advice makes it a prominent choice for companies facing sophisticated legal and regulatory challenges.
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Hogan Lovells US LLP was formed on July 1, 2026, through the combination of Hogan Lovells and Cadwalader, Wickersham & Taft, creating one of the world’s largest law firms. The firm brings together more than 3,100 lawyers across 36+ offices worldwide, with major strengths in corporate transactions, finance, regulatory law, litigation, intellectual property, capital markets, and structured products. Its Washington, DC practice has deep roots in regulatory and government-related work, while the combination adds Cadwalader’s longstanding strength in sophisticated financial matters. Hogan Lovells Cadwalader serves businesses operating at the intersection of finance, government, and highly regulated industries, helping clients manage major transactions, disputes, regulatory challenges, and cross-border legal risks.
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Founded in 1945, Akin Gump Strauss Hauer & Feld LLP, now commonly known as Akin, is an international law firm with more than 1,100 lawyers and advisors across 17 offices. Its Washington, DC office is the firm’s largest, with more than 270 lawyers and advisors working across regulatory, corporate, litigation, international trade, government contracts, and public policy matters. The firm is especially well known for representing clients before Congress, federal agencies, and other government bodies. With lawyers and professionals who bring significant government experience, Akin helps companies manage investigations, regulatory challenges, complex disputes, transactions, and policy issues that sit at the intersection of business and government.
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Latham & Watkins is one of the world’s largest international law firms, with a substantial Washington, DC practice combining corporate, regulatory, and litigation capabilities. Its attorneys represent businesses in M&A, private equity, capital markets, leveraged finance, government investigations, environmental matters, healthcare, intellectual property, and complex commercial disputes. The Washington team includes lawyers with experience in senior federal government roles, giving clients valuable insight when dealing with agencies, Congress, and the courts. By bringing transactional strength together with regulatory and courtroom experience, Latham & Watkins helps corporations and financial institutions handle major deals, investigations, litigation, and legal challenges involving highly regulated industries.
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Founded in 1890, Gibson, Dunn & Crutcher LLP is a global law firm with 23 offices worldwide and a major presence in Washington, DC. Established in 1977, its DC office now includes more than 330 lawyers handling complex litigation, regulatory matters, investigations, transactional work, international trade, labor and employment, and congressional inquiries. The firm is particularly well known for appellate and constitutional litigation, including frequent appearances before the U.S. Supreme Court. Gibson Dunn represents major U.S. and multinational corporations, government entities, and other organizations, helping clients navigate high-stakes disputes, regulatory scrutiny, enforcement actions, and sophisticated business transactions.
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Skadden, Arps, Slate, Meagher & Flom LLP was founded in 1948 and has grown into an international law firm with 21 offices across four continents. Its Washington, DC office, established in 1976, is the firm’s second-largest and serves as an important center for its regulatory capabilities. Attorneys there work across approximately 30 practice areas, including mergers and acquisitions, corporate governance, finance, antitrust, litigation, white-collar defense, life sciences, and government enforcement. Skadden helps domestic and international clients manage transactions, investigations, regulatory proceedings, and complex disputes involving agencies such as the SEC, DOJ, and FTC.
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Steptoe LLP traces its history to 1913 and established its Washington, DC office in 1945. Today, the firm has more than 500 lawyers and other professionals across offices in the United States, Europe, and Asia, with more than 300 lawyers based in its Washington headquarters. Steptoe is particularly recognized for regulatory and legislative matters, international trade, investigations and white-collar defense, litigation, intellectual property, tax, and compliance. Its Washington team includes numerous former senior government officials, giving clients valuable insight into federal agencies and policymaking. The firm represents major corporations, growing businesses, public-sector organizations, and individuals facing complex regulatory, commercial, and government-related legal challenges.
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Every firm in the Lexinter directory is reviewed using a consistent set of editorial criteria, helping ensure each ranking is clear, structured, and based on relevant information.
Attorney qualifications, professional recognition, and other publicly available credentials.
Office locations, geographic reach, years of operation, and the communities or industries the firm serves.
Breadth of practice areas, partner experience, and specialization relevant to your needs.
A thorough final review by the Lexinter desk, refreshed annually to keep every ranking current.
Covington & Burling LLP is a top-ranked law firm in Washington, DC. Founded in 1919, the firm is recognized for its strength in regulatory law, litigation, investigations, and corporate matters, with more than 1,600 lawyers and advisors serving clients across industries and jurisdictions worldwide.
Each Washington, DC law firm profile highlights key details to help you evaluate the firm, including its practice areas, office locations, featured attorneys, and notable achievements. Some profiles may also include additional information about the firm’s experience, services, and areas of focus.
Yes. The rankings include both established, full-service law firms and smaller boutique practices. Each firm is evaluated on factors such as experience, reputation, notable results, and depth of expertise, allowing users to compare a broad range of options.
Yes. Many Washington, DC law firm profiles indicate whether contingency fee arrangements are available. Because fee structures can vary by practice area and case, review the profile carefully and confirm the terms directly with the firm before proceeding.
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Washington, DC offers an exceptional range of law firms for clients dealing with complex business, regulatory, litigation, and government-related matters. The firms featured here stand out for their experience, strategic thinking, and ability to handle sophisticated legal challenges across industries. The right choice depends on your specific needs, whether you need support with a major transaction, federal investigation, commercial dispute, or regulatory issue. Comparing each firm’s practice strengths, industry experience, and approach to client service can help you narrow your options and find a legal team equipped to protect your interests and support your next move.
