Law Firms · Antitrust and Competition Law · District of Columbia, United States · Updated October 2026

Antitrust and Competition Lawyers in District of Columbia, United States (2026)

Find antitrust and competition law firms in District of Columbia, United States: profiles, offices and direct contacts.

Photo: Bradley Andrews / Unsplash

There are 18 antitrust and competition law firms in District of Columbia, United States on Global Law Lists, each with an address, website and practice areas. Compare with all 737 law firms in District of Columbia, antitrust and competition law firms across United States (144) and antitrust and competition law firms worldwide.

Baker & Miller PLLC is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Antitrust and Competition Law

State: District of Columbia

Country: United States

Cameron LLP is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Litigation

State: District of Columbia

Country: United States

Coburn & Greenbaum,, PLLC is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Antitrust and Competition Law

State: District of Columbia

Country: United States

Cohen Milstein Sellers & Toll PLLC is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Litigation

Address: 1100 New York Avenue NW, Suite 500, West Tower

State: District of Columbia

Country: United States

Constantine Cannon LLP is a law office located in Washington, United States.

Capabilities/Areas: Antitrust and Competition Law

Address: 1001 Pennsylvania Avenue Northwest, Washington

State: District of Columbia

Country: United States

Crowell & Moring LLP is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Litigation

Address: 600 Fifth Street NW

State: District of Columbia

Country: United States

Doyle, Barlow & Mazard PLLC is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Antitrust and Competition Law

State: District of Columbia

Country: United States

Gilbert LLP is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Bankruptcy Law

State: District of Columbia

Country: United States

Grove, Jaskiewicz and Cobert LLP is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Trademark Law

State: District of Columbia

Country: United States

Handley Farah & Anderson PLLC is a law firm in Washington, District of Columbia, United States.

Capabilities/Areas: Workplace Discrimination Law

State: District of Columbia

Country: United States

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Where is the nearest antitrust and competition lawyer outside District of Columbia?

  1. Kellogg, Hansen, Todd, Figel & Frederick, PLLCWashington, District of Columbia1.8 km
  2. Rule Garza Howley LLPWashington, District of Columbia3.0 km
  3. Wilkinson Walsh + Eskovitz LLPWashington, District of Columbia3.0 km

What does an antitrust and competition lawyer do?

Antitrust or competition law prohibits cartels and abuse of market power and controls mergers that could reduce competition. Lawyers advise on merger notifications, dawn raids and investigations, compliance programmes, pricing and distribution practices, and damages claims.

How do I choose an antitrust and competition lawyer in District of Columbia?

  1. Ask about experience with the competition authority that has jurisdiction, including multi-country merger filings.
  2. Check that the firm can respond immediately to an unannounced inspection.
  3. Bring market data, agreements with competitors or distributors and internal pricing policies.
  4. Confirm the lawyer is admitted and in good standing with the bar or law society in United States, and ask who will handle your matter.

Contact numbers for antitrust and competition law firms in District of Columbia

  1. Cohen Milstein Sellers & Toll PLLCWashington, District of Columbia+12024084600
  2. Constantine Cannon LLPWashington, District of Columbia+1 202-204-3500
  3. Crowell & Moring LLPWashington, District of Columbia+12026242500

As listed on each profile. Profiles compiled from public sources are unverified until the firm claims them; call to confirm before you rely on a number.

Questions about antitrust and competition lawyers in District of Columbia

Where is the nearest antitrust and competition lawyer to District of Columbia?

Outside District of Columbia: Kellogg, Hansen, Todd, Figel & Frederick, PLLC in Washington, District of Columbia (1.8 km), Rule Garza Howley LLP in Washington, District of Columbia (3.0 km) and Wilkinson Walsh + Eskovitz LLP in Washington, District of Columbia (3.0 km), in a straight line.

What are the contact numbers of antitrust and competition law firms in District of Columbia?

As listed on their profiles: Cohen Milstein Sellers & Toll PLLC (+12024084600), Constantine Cannon LLP (+1 202-204-3500) and Crowell & Moring LLP (+12026242500).

Hiring a lawyer or law firm in District of Columbia

Read the guide

Engaging top-tier lawyers in the District of Columbia is essential for navigating the legal epicenter of the United States. As the seat of the federal government and home to countless international organizations, lobbying firms, and regulatory agencies, Washington DC hosts over 100,000 DC Bar members, making it one of the densest legal markets in the world. Law firms in the District of Columbia offer unparalleled expertise in government affairs, regulatory compliance, and international law. Global Law Lists is your premier directory for finding exceptional legal services in the District of Columbia.

District of Columbia Court System and Legal Structure

The DC court system operates under a unique structure as a federal district. The Superior Court of the District of Columbia is the local trial court of general jurisdiction, handling civil, criminal, family, probate, tax, and landlord-tenant matters. The District of Columbia Court of Appeals is the highest court for DC local matters, functioning as both an intermediate appellate court and a court of last resort, equivalent to a state supreme court. Additionally, the United States District Court for the District of Columbia handles federal cases, while the United States Court of Appeals for the District of Columbia Circuit (the "DC Circuit") is considered the second-most powerful court in the country after the US Supreme Court due to its jurisdiction over federal agency decisions. The US Supreme Court itself sits in Washington, DC. DC follows equitable distribution for marital property and is an at-will employment jurisdiction with robust employee protections.

DC Bar and Finding a Lawyer

The District of Columbia Bar at dcbar.org is the mandatory bar with over 100,000 members, making it one of the largest bar associations in the country. The DC Bar is notable for allowing members to practice even if they are not DC residents, making it a common jurisdiction for attorneys who practice before federal agencies. The DC Bar maintains a Lawyer Referral Service and attorney directory. Global Law Lists provides a comprehensive network of DC lawyers and law firms.

Average Attorney Fees and Costs in the District of Columbia

The District of Columbia has the highest average attorney hourly rates in the nation. Average hourly rates range from $300 to $700 per hour, with senior partners at major DC firms commanding $1,000 to $2,000 or more per hour. The national average for DC attorneys is approximately $490 per hour. Government contracts, regulatory, and white-collar defense attorneys are among the highest-billing practitioners. Personal injury attorneys typically work on contingency fees of 33% to 40%. Family law attorneys generally charge between $300 and $500 per hour.

Key Practice Areas in Demand in the District of Columbia

Government contracts and procurement law is a defining practice area, serving the massive federal contracting industry. Regulatory and administrative law is critical given the concentration of federal agencies (SEC, FTC, EPA, FDA, FCC, and dozens more). International law and trade thrive with embassies, the World Bank, IMF, and international trade organizations headquartered in DC. Lobbying and government affairs, antitrust law, white-collar defense, national security law, appellate advocacy (including Supreme Court practice), tax controversy, and healthcare policy law are all top-tier practice areas.

Legal Aid and Pro Bono Resources in the District of Columbia

Legal Aid Society of the District of Columbia is the oldest and largest legal aid provider in DC. Bread for the City provides legal services alongside social services. The DC Bar Pro Bono Center operates free legal clinics. DC's prestigious law schools, including Georgetown University Law Center, George Washington University Law School, American University Washington College of Law, and Howard University School of Law, operate extensive clinical programs.

Frequently Asked Questions About Lawyers in the District of Columbia

How many licensed attorneys are in the DC Bar?

The DC Bar has over 100,000 members, though many are not physically located in DC. The bar's liberal admission rules and the concentration of federal practice make it one of the largest in the nation.

Does DC follow community property rules?

No. The District of Columbia follows equitable distribution for marital property division. DC is an at-will employment jurisdiction but has strong employee protections including the DC Human Rights Act.

What makes DC's legal market unique?

DC's legal market is dominated by federal government-related practice, including government contracts, regulatory work, lobbying, and international law. The DC Circuit Court of Appeals is considered the second-most powerful court in the US, and the Supreme Court sits in DC. More major law firms have offices in DC than in any other city.

Can out-of-state lawyers practice in DC?

The DC Bar has notably liberal admission rules. DC permits admission on motion for attorneys admitted in any US jurisdiction who meet character and fitness requirements, without requiring residency or a physical office in DC.

Why are DC legal fees the highest in the nation?

DC's premium rates reflect the concentration of elite national law firms, complex federal regulatory work, high-stakes government investigations, and international legal matters that command top-dollar representation.

How can Global Law Lists help me find a lawyer in DC?

Global Law Lists connects individuals and businesses with verified lawyers across the District of Columbia and the United States. Whether you need a government contracts attorney, a regulatory specialist, or an international trade lawyer, browse Global Law Lists today.

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