Benjamin Osorio

Frederick (Rick) Stearns provides his clients with experience on a wide range of issues affecting makers of prescription and over-the-counter (OTC) drugs, medical devices, dietary supplements, cosmetics, food, and food ingredients. He is also deeply involved with the regulatory issues surrounding cannabis and hemp-based products, including cannabidiol (CBD) and related cannabinoids. Rick helps manufacturers evaluate the need for marketing approval from the U.S. Food and Drug Administration (F...

Sarah C. Aviles is a top attorney recognized by Best Lawyers in the practice area(s) of Elder Law, Litigation - Trusts and Estates and Trusts and Estates. Sarah C., who practices law in Fairfax, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah C. is held by other top lawyers in the same geographic and legal practice area.

During his more than 30 years of practice, Mr. Jaffe has focused on dispute resolution internationally in arbitrations under various international arbitral regimes and domestically in court and arbitration proceedings. A significant part of his work has involved representing owners, contractors and other stakeholders in projects ranging from infrastructure and energy facilities to sports stadiums and a wide variety of commercial structures. He has acted as counsel in numerous international an...

Matthew A. Roberson is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Matthew A., who practices law in Fairfax, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew A. is held by other top lawyers in the same geographic and legal practice area.

Kellie B. Combs is a top attorney recognized by Best Lawyers in the practice area(s) of FDA Law. Kellie B., who practices law in Washington, District of Columbia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kellie B. is held by other top lawyers in the same geographic and legal practice area.

Thomas Mueller's antitrust practice focuses on global cartel enforcement matters, as well as merger and other investigations. Having practiced both in Brussels and Washington, Mr. Mueller has insight into antitrust issues on both sides of the Atlantic and has helped steer clients through the difficulties and opportunities created by the closer cooperation between the US and EU authorities. Chambers describes him as "a figure of great stature within criminal and cartel investigation circles" a...

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...

Margaret is one of the four founding partners of Rock Creek Energy Group. She has over 18 years of experience counseling and representing a broad swath of electric industry participants on a wide range of federal energy regulatory and administrative litigation matters. She provides strategic counsel to investor-owned utilities, renewable and conventional generators, private equity and institutional investors, developers, and renewable energy providers on transactional, regulatory, and litigat...

Thomas (Tom) Berger’s practice is based on an in-depth understanding of and experience with the chemicals, plastics, and electronics industries. As a preeminent practitioner with over 30 years of experience, Tom helps clients commercialize new chemical products and preserve supply chains for existing chemical products utilizing an interdisciplinary team approach combining law and science, with an emphasis on emerging technologies in the industrial and consumer chemicals areas. Tom&rsquo...

Chris Ford is the chair of Morrison & Foerster’s Global Sourcing Group. His practice focuses on advising customers on the full life cycle of their complex information technology and business process outsourcing transactions. Mr. Ford also advises clients on joint ventures and telecommunications and licensing transactions, as well as enterprise resource planning and other systems integration. Mr. Ford works closely with some of the leading global outsourcing consultancies and has a d...