John A. Merrigan
About John A. Merrigan
John A. Merrigan is a lawyer based in Washington, DC and has been recognized in The Best Lawyers in America® since 2009. John A. Merrigan is recognized in the following practice area:
- Washington, District of Columbia
- Government Relations Practice
Current Firm: Mayer Brown
Education: Loyola University Chicago, J.D., graduated 1973
Location: Washington, DC
Nearby Lawyers
Lynn E. Calkins is the practice group leader for Holland & Knight's Washington, D.C. Litigation Group and serves on the firm's Directors Committee. Ms. Calkins is a trial lawyer and appellate advocate, concentrating in the defense of claims under the Fair Housing Act and Americans with Disabilities Act brought against real estate developers, hotels, retailers and local governments. In addition to this focus, she has handled numerous business and real estate disputes, zoning appeals, regul...
Nancy E. Taylor is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law and FDA Law. Nancy E., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nancy E. is held by other top lawyers in the same geographic and legal practice area.
Leon B. Greenfield is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law. Leon B., who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Leon B. is held by other top lawyers in the same geographic and legal practice area.
Robert K. Kry is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Robert K., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert K. is held by other top lawyers in the same geographic and legal practice area.
For more than 30 years, I have established strong relationships with my clients and have enjoyed working closely with them to better understand their goals. It is my top priority to be attentive and responsive to my clients’ needs. While I focus on real estate or leasing transactions, I also understand that our clients are real people. My clients include residential and commercial developers and builders throughout the Washington, D.C. and Baltimore region. I regularly assist them with ...
Kevin P. O’Brien is a partner in the firm’s Employee Benefits and Executive Compensation practice. His practice has concentrated in employee compensation and benefits for over 30 years. Kevin is widely known as a leader in a wide variety of subjects, including innovative defined benefit plan design, flexible benefits, ERISA fiduciary matters and executive compensation. Before joining the firm, Kevin worked in the Pension and Welfare Benefits Administration at the Labor Department ...
Jean F. Kuei is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Jean F., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jean F. is held by other top lawyers in the same geographic and legal practice area.
Caroline P. Mayhew is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law. Caroline P., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Caroline P. is held by other top lawyers in the same geographic and legal practice area.
Danielle Morris is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration - Commercial and International Arbitration - Governmental. Danielle, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Danielle is held by other top lawyers in the same geographic and legal practice area.
Area of Emphasis Julie Domike is a shareholder in the Environmental, Litigation, and Transportation Technology and Energy groups of Babst Calland. Ms. Domike serves clients who rely on her experience in environmental law, particularly regulatory issues arising under the Clean Air Act. These clients value and respect her knowledge of the regulations, her understanding of complex manufacturing and production processes, and her dedication to helping companies map the appropriate path forward to ...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Build Your Legal Practice with Effective Online Networking
by Jamilla Tabbara
How thoughtful online networking supports sustained legal practice growth.
Blogging for Law Firms: Turning Content into Client Connections
by Jamilla Tabbara
How law firms use blogs to earn trust and win clients.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer