Washington DC

2550 M Street NW
Washington 20037
United States of America
F +1 202 457 6315

Our Washington DC team sits at the nexus of law, business and government in the world’s most powerful democracy. For more than 50 years, we have served as the bridge between our clients, the US government and sovereign nations. We bring you profound knowledge and substantial experience of US and international laws, policies, and regulations that affect your interests. 

Washington DC has become a center of global commerce and our local office provides access to the full range of services and practice areas offered by our firm. Many of our lawyers are bilingual or multilingual and have served in senior government or diplomatic appointments. 

Why Choose Us

Your Gateway to Government

We were among the first firms to recognize that all three branches of government could serve as forums in which to achieve client goals. For more than a decade, we have been recognized as one of the top two US firms in lobbying revenues and have maintained the largest sovereign government practice. We serve as the registered lobbyist for around 150 governmental, corporate, trade association and nonprofit entities. Our work sees us practice before Congress, the White House, executive branch departments, courts and independent regulatory agencies.

Crossroads for Diplomacy and Business

The Washington DC team plays an integral role in our wider international practice. Our lawyers have represented more than 100 sovereign governments and entities, and are regularly involved in joint ventures, mergers, acquisitions and other forms of international business transactions. We bring you particular expertise in complex cross-border business transactions in sensitive sectors such as US aerospace and defense, energy and communications industries, as well as technology transfer and economic sanctions. 


Many of our Washington DC lawyers spent part of their careers in government, including in the US Congress; the White House; the US Department of Commerce, Department of Defense, Department of Homeland Security, Department of Justice, Department of State, Department of Transportation and Department of the Treasury; and independent regulatory agencies, such as the Commodities Futures Regulatory Commission, Export-Import Bank of the US, Federal Communications Commission, Federal Trade Commission and International Trade Commission.

Visiting the Office

Our office is conveniently located in Washington DC’s West End, with easy access to major commuting routes and public transportation. For information about Metro locations and parking in the vicinity, please see Available Parking and Metro Information.

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Our team is highly ranked in aviation regulatory law in Chambers USA. We counsel US and foreign airlines before US and international regulatory agencies. Non-US governments and airlines also come to us for the negotiation and modification of bilateral air transport agreements. Further aviation matters include leasing, acquisition and financing of aircraft, tax issues, and the reconstruction and refurbishment of airports. 


Our lawyers are at the forefront of developments transforming the communications marketplace. We represent clients in policy and regulatory matters before the Federal Communications Commission, the Federal Trade Commission and various other agencies, with advice on commercial transactions and financing, intellectual property (IP), litigation, antitrust, bankruptcy and disputes in judicial and administrative proceedings and before alternative dispute resolution tribunals.

Competition – Antitrust

You can rely on our commitment to delivering practical, hands-on guidance on antitrust and competition law issues, including confronting and resolving issues before enforcement authorities, tribunals and courts. Our informed advice reflects the ever-shifting policies at both the national and international level.


We provide timely advice across the full life cycle of your project, from concept development to finance, design, construction and the operation of capital facilities. Our expertise in public-private partnerships (PPPs) enables private sector clients to enhance their competitive advantage, and allows public clients to achieve practical improvements in the performance of their capital projects and infrastructure networks. 

Energy and Natural Resources

The energy sector is highly regulated and moves quickly. Our lawyers can guide you through the challenges presented by consolidation and other changes. We offer strategic counsel across the entire energy spectrum. Our services include representation in government relations and lobbying, IP protection, project development, mergers and acquisitions and proceedings before the Federal Energy Regulatory Commission and other agencies.

Financial Services, Tax Strategy and Benefits

We give you insight into the most important regulatory, tax and policy issues facing your business today. Our strong public policy experience is combined with exceptional technical proficiency and experience in matters relating to the regulation and taxation of financial products, including over-the-counter derivatives and a broad range of insurance products. Amongst our team, we have thought leaders and lawyers who held top positions at places such as the Bond Market Association, Securities Industry and Financial Markets Association, Internal Revenue Service, Senate Finance Committee, and a Fortune 50 financial services company.

Government Investigations and White Collar

We provide astute advice to help you navigate the new reality of enhanced government regulation, investigation and prosecution. We represent organizations in the full range of civil and criminal matters. These have included many high-profile congressional investigations that attracted global media attention. Our lawyers have substantial experience with Foreign Corrupt Practices Act (FCPA) investigations and have handled some of the largest and most complex cases ever brought.


We are one of the preeminent health law and policy practices in the US. You can take advantage of our knowledge of federal, state and local healthcare issues, as we counsel and defend on legal and policy matters under congressional consideration, in federal administrative rulemaking processes and under investigation by federal or state officials. We can help you with issues including lobbying, public policy and regulatory compliance, mergers and acquisitions, fraud and cyber security. Collaborating with our Life Sciences team, we assist biotechnology, pharmaceutical and medical device firms in Food and Drug Administration compliance, clinical trial management and patent prosecution. 

Intellectual Property and Technology

With a highly strategic approach, we will advise you not only on the protection of IP assets, but also on how best to develop and maximize those assets to advance your business interests. Our IP lawyers and professionals can provide full-service representation in patent, trademark, copyright, trade secret, and unfair competition law, and provide the fundamental services related to each, including patent preparation and prosecution, opinions, transactions and litigation.

International Trade

Our trade lawyers advise public and private multinational corporations, sovereign governments, quasi-governmental agencies and trade associations. Areas of expertise include international trade legislation, free trade agreements, issues related to the World Trade Organization (WTO), and other matters involving international trade and trade policy. We can guide you through resolving trade disputes, market access, customs and export controls issues. Our compliance practice includes economic sanctions, anticorruption, anti-boycott and anti-money laundering. 


Our trial lawyers help clients resolve disputes before federal, state and local courts, as well as before US and international alternative dispute resolution tribunals. With extraordinary understanding of the administrative, legislative and executive branches of government, we can seek an array of solutions, including unconventional strategies. We have the bench strength and resources to handle complex, multijurisdictional litigation. Our lawyers excel in the representation of foreign governments, government-sponsored enterprises, and corporations in commercial disputes with US and multinational corporations, as well as representing US corporations against foreign companies, sovereigns and instrumentalities.


Nonprofit organizations have distinct needs. Our comprehensive practice serves corporate and family private foundations, as well as prominent public charities, such as churches, universities, charter schools and hospitals. We represent prominent national nonprofit organizations, such as the Bush-Clinton Katrina Fund, Clinton Bush Haiti Fund and some of the country’s largest public advocacy organizations, as well as smaller single-purpose organizations. As the foremost public policy law firm in the country, we often help nonprofits to address difficult tax issues relating to whether activities constitute lobbying or political activity.

Public Finance

We offer exemplary bond counsel, underwriters’ counsel and disclosure counsel services to state and local governmental entities across the US. We have played an integral role in some of the most significant financings for public infrastructure, including water and sewer facilities, primary and secondary schools, airports and transportation systems, professional sports stadiums and PPPs. We serve as bond counsel to the District of Columbia on general obligation debt, as well as conduit financings. We work on financing structures such as the issuance of Certificates of Participation and Tax Increment Financing. 

Real Estate

Our broad practice experience means we can deliver cost-effective results in virtually every kind of commercial real estate activity. We regularly represent investors, owners, developers, users and banks, as well as other institutional lenders, in the complete range of real estate matters. 

Sovereign and Other Institutional Investors

Our influential Washington DC office started its practice counseling newly independent states that were entering the United Nations in 1962. Since then, lawyers and advisers from our sovereign representation team have counseled sovereign nations around the globe, forming enduring relationships with world leaders and their ambassadors. We provide legal counsel on everything from routine contracts, to multibillion-dollar infrastructure projects, to issues of national security. 

Transportation, Shipping and Logistics

Strategic counsel to domestic and international clients on a whole array of congressional and executive branch policy, legislative and regulatory matters. The emphasis is on creative federal funding, infrastructure development and advanced technology. We have a long and successful track record of representing both public and private sector clients on the full spectrum of transportation, infrastructure and federal funding issues. 

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We are proud to have been recognized by:

  • The Best Lawyers in America
  • Chambers USA
  • The National Law Journal
  • The Washington Post 
  • Washington SmartCEO Legal Elite