Michael de León Hawthorne

I can truly say that I love my work. Building McMillan Metro has been very rewarding. Our Firm is dedicated to making a difference by listening to our clients, providing a strategic analysis and committing to a plan of action for every client matter. It has never been our goal to be the largest firm in the DC metropolitan area; however, it has always been our goal to be known for outstanding work. Over the past 40 years, I have had the opportunity to act as general counsel to a wealth of comp...

Christopher Cole is a nationally-recognized litigator who offers strategic counsel to some of the world’s leading companies on protecting their technology and brands from attack by competitors, regulators and private consumer class action claimants. With a practice that covers a wide range of industries and sectors, Chris brings a practical, creative and individualized approach in advising clients on how to navigate advertising, unfair competition, brand disparagement, reputation and in...

For more than 15 years, Leigh has been helping families and individuals navigate matters that include divorce, custody, visitation, spousal support, child support, property division and protective orders. She represents clients throughout Northern Virginia in all aspects of domestic relations litigation. While litigation is a fundamental aspect of her practice, the majority of her cases settle outside of court. It is Leigh’s goal to help clients reach an agreement in the most efficient ...

Gerald A. Morrissey III is a lawyer recognized by Best Lawyers in the practice area of Admiralty and Maritime Law. Gerald A. practices law in Washington, District of Columbia Best Lawyers has recognized Gerald A. Morrissey III since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Gerald A. Morrissey III is held by other lawyers.

Brittany McCants is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits (ERISA) Law. Brittany practices law in Washington, District of Columbia Best Lawyers has recognized Brittany McCants since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Brittany McCants is held by other lawyers.

For more information, please visit www.gibsondunn.com/lawyer/warin-f-joseph/ .

Allyson Mullen provides counsel to medical device and in vitro diagnostic (IVD) manufacturers. Ms. Mullen assists clients with a wide range of pre and postmarket regulatory topics including developing regulatory strategy, preparing regulatory submissions, drafting regulatory policies and procedures, reviewing advertising and promotional materials, and addressing enforcement matters. In the premarket area, Ms. Mullen develops regulatory strategy, including obtaining breakthrough device designa...

Kathryne C. Dickerson is a lawyer recognized by Best Lawyers in the practice area of Communications Law. Kathryne C. practices law in Washington, District of Columbia Best Lawyers has recognized Kathryne C. Dickerson since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kathryne C. Dickerson is held by other lawyers.

Brooksany Barrowes is a partner in the Washington, D.C., office of Kirkland & Ellis LLP. Brooksany represents clients in regulatory litigation and transactional matters that relate to the energy industry and energy commodity markets. She has worked on cases before the Federal Energy Regulatory Commission, state public utility commissions including the Public Utility Commission of Texas, the Department of Energy, the Commodity Futures Trading Commission, and federal and state courts. She h...

Garen Dodge, a principal in the Washington, D.C. region office, has spent his career working side by side with clients looking to tackle the thorniest of labor and employment issues with creative solutions. He has successfully defended employers, including Fortune 500 companies in a broad range of industries, including restaurants and retail, in matters involving privacy, discrimination, background checks, harassment, wage and hour, and occupational safety and health. His Washington, D.C. exp...