Best Law Firms in Washington, DC for Corporate Law

29
matches

 Boston, Massachusetts
Client Endorsed
 Boston, Massachusetts
United States 2026
 12  National Awards
 23  Regional Awards

Sullivan has one goal: to help businesses thrive in an ever-changing marketplace. We combine the breadth of experience and sophistication you expect from a prominent, top-tier law firm with an unusually creative and flexible approach. Clients choose Sullivan because our lawyers are hands-on, business savvy and straightforward, with an intense commitment to our clients' interests.

WE REPRESENT CLIENTS THAT REPRESENT THE FUTURE

As an international law firm with innovation in our DNA, we attract clients that are visionaries, trailblazers and game changers. Established companies pushing their industries in bold new directions. Growing businesses seeking new markets. Emerging companies pursuing disruptive business models.

From investment management, cutting edge REITs and opportunity zones, to blockchain ventures and international tech IPOs, Sullivan guides organizations that are rewriting the rules. Our clients bring out our best – strategic vision, comfort with complexity and intense focus on results. Working together, we help them recognize new options and make confident strides to success.

Together we’re recalibrating what it means to work with a law firm.

OUR BURST

Our logo captures the essence of our collegial, forward thinking culture with a collaborative and creative “burst” that symbolizes the dynamic diversity of ideas, people and solutions we offer to our clients.

Our clients benefit from:

  • Strategic locations in Boston, London, New York, Tel Aviv and Washington, D.C. and international alliances in Europe, Asia and the Middle East
  • Approximately 220 attorneys
  • A broad range of commercial legal services
  • Experience with domestic and international clients ranging from emerging businesses to Fortune500 companies and leading financial institutions.

Customized solutions that work for your business. 

We dig deep to understand our clients and their industries in order to deliver solutions and value. Our lawyers work together in small teams emphasizing close partner-client contact and collaboration.

Exceptional Talent. 

Many leading lawyers have moved to Sullivan for our entrepreneurial, creative style. Our individual lawyers and practice groups have strong national reputations, including our REIT, tax and mutual fund practices that earn top rankings. Our lawyers are also ranked annually in publications, such as Chambers USA, Chambers Global, Chambers UK, The Legal 500 United States, The Legal 500 UK, Super Lawyers, Best Lawyers in America, and U.S. News - Best Lawyers "Best Law Firms."

Collegiality.

We pool the talent of lawyers from across the firm's practices to ensure you get the right team for your job.

Visit our Global Services section to learn more about our international presence and capabilities.

MORE INFO

LESS INFO
National Tier 1 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
 1  Law Firm of the Year Award
 48  National Awards
 142  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
 26  National Awards
 188  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
 2  Law Firm of the Year Awards
 43  National Awards
 167  Regional Awards
National Tier 1 in Corporate Law
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 1  Law Firm of the Year Award
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 471  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
 1  Law Firm of the Year Award
 56  National Awards
 441  Regional Awards
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Washington, D.C. Tier 1 in Corporate Law
 41  National Awards
 120  Regional Awards
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 96  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
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 1  Law Firm of the Year Award
 34  National Awards
 83  Regional Awards
National Tier 1 in Corporate Law
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 4  National Awards
 42  Regional Awards
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 1  Regional Award
Washington, D.C. Tier 2 in Corporate Law
United States 2026
 1  Law Firm of the Year Award
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 1  Law Firm of the Year Award
 39  National Awards
 86  Regional Awards
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 33  National Awards
 135  Regional Awards
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 46  National Awards
 189  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
 33  National Awards
 72  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
 22  National Awards
 33  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 36  National Awards
 108  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 1  Law Firm of the Year Award
 41  National Awards
 137  Regional Awards
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Washington, D.C. Tier 1 in Corporate Law
United States 2026
 50  National Awards
 266  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
 15  National Awards
 183  Regional Awards
National Tier 3 in Corporate Law
Washington, D.C. Tier 3 in Corporate Law
United States 2026
 16  National Awards
 63  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 13  National Awards
 77  Regional Awards
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 1  Law Firm of the Year Award
 35  National Awards
 145  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 32  National Awards
 125  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 2 in Corporate Law
United States 2026
 35  National Awards
 113  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
 23  National Awards
 89  Regional Awards
National Tier 2 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
United States 2026
 19  National Awards
 31  Regional Awards
National Tier 3 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
 1  Law Firm of the Year Award
 37  National Awards
 351  Regional Awards
National Tier 1 in Corporate Law
Washington, D.C. Tier 1 in Corporate Law
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