D. Nathan "Nathan" McMichael

Bill Christiansen specializes in biotechnology patent matters, with particular emphasis on U.S. and international patent procurement, strategic management of patent portfolios, investment due diligence, early stage company counseling and competitive patent position analysis. He received his B.S. in Biochemistry and Biophysics (with honors) from Oregon State University (1991). After obtaining a Ph.D. in Biochemistry/ Biophysics/Molecular Biology from the University of Notre Dame (1995), for wh...

Matthew Kulkin is a top attorney recognized by Best Lawyers in the practice area(s) of Derivatives and Futures Law. Matthew, 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 Matthew is held by other top lawyers in the same geographic and legal practice area.

John Partigan is known for his extensive experience in public and private company mergers and acquisitions, joint ventures and strategic alliances, capital markets transactions, and corporate governance. He is the team leader of the firm’s national Securities practice. My focus My focus is on helping our clients achieve their goals, by efficiently and effectively structuring and executing on transformative transactions, including acquisitions, dispositions, debt or equity financings, in...

Rick Fischer’s practice focuses on retail financial services, privacy, and data security. For over 40 years, he has advised banks, retailers, insurers, technology and other companies throughout the United States on the full range of financial services and payment system issues. His practice has a special emphasis on privacy, data security, e-commerce, technology, and financial services joint ventures, as well as compliance and enforcement matters involving the Consumer Financial Protect...

Michael Suga has extensive experience representing contractors, subcontractors, developers, and design professionals in litigation concerning public and private construction projects and engineering services. Michael has represented clients in various state and federal courts and in ADR mediation and arbitration proceedings. Additionally, Michael has provided advice and representation to clients during contract negotiations and during project execution in order to protect and preserve client ...

Brad Y. Chin is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Brad Y., 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 Brad Y. is held by other top lawyers in the same geographic and legal practice area.

Since joining Regan Zambri Long in 2013, attorney Chris Regan has served as a creative and dedicated advocate for injured clients. In that time, he has built a strong track record of outstanding results for his clients, including numerous seven- and eight-figure verdicts and settlements. He has successfully handled cases involving car crashes (including the leading local case on Uber’s and Lyft’s responsibility when their drivers are at fault), defectively unsafe product design, M...

Greg Luce handles civil and criminal litigation and regulatory matters involving the health care industry. He has represented health systems, pharmaceutical and medical device manufacturers, and other health care providers in litigation involving fraud and abuse enforcement, False Claims Act defense, and Medicare and Medicaid reimbursement. Mr. Luce focuses on the counseling and defense of health care providers, suppliers, pharmaceutical companies and physicians under state and federal fraud ...

Foster S. B. Friedman is a top attorney recognized by Best Lawyers in the practice area(s) of Elder Law, Litigation - Trusts and Estates and Trusts and Estates. Foster S. B., who practices law in Alexandria, Virginia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Foster S. B. is held by other top lawyers in the same geographic and legal practice area.

A lawyer with a national construction practice, Owen Shean represents clients in a broad array of construction matters and disputes, including resolution of disputes on major infrastructure projects, government facilities, museums, multi-use/multi-family projects, hospitals, and military facilities. His clients have included the Architect of the Capitol (the federal agency responsible for the maintenance, operation, development, and preservation of the U.S. Capitol Complex), the New World Sym...