Mark C. Williams
About Mark C. Williams
Mark C. Williams is a lawyer based in Washington, DC and has been recognized in The Best Lawyers in America® since 2009. Mark C. Williams is recognized in the following practice areas:
- Washington, District of Columbia
- Energy Law
- Energy Regulatory Law
Current Firm: Clifford Chance US LLP
Education: New York Law School, J.D., New York Law School, J.D., New York Law School, J.D., and New York Law School, J.D.
Location: Washington, DC
It takes just a few minutes to optimize your profile for prospective clients and lawyers ready to refer.
Log in to your account or continue as a guest to view annual subscription pricing.
Nearby Lawyers
Patrick W. Pearsall is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration - Commercial and International Arbitration - Governmental. Patrick W., 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 Patrick W. is held by other top lawyers in the same geographic and legal practice area.
Michael V. Nakamura is an experienced and compassionate lawyer committed to achieving justice for his clients, primarily those who have suffered devastating injuries as the result of the negligence of others. Clients often come to Mike when they are confused, intimidated or overwhelmed by the legal process, and are unsure about their rights as a victim. As a result, Mike is often hired because of his calming manner and willingness to take the time to explain the legal process. This comforting...
Jordan M. Halle is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Jordan M., who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jordan M. is held by other top lawyers in the same geographic and legal practice area.
John D. Shire is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. John D., who practices law in Washington, District of Columbia, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John D. is held by other top lawyers in the same geographic and legal practice area.
D. Kirk Morgan II is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Oil and Gas Law. D. Kirk, who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which D. Kirk is held by other top lawyers in the same geographic and legal practice area.
Robert B. Robbins is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Securities / Capital Markets Law. Robert B., who practices law in Washington, District of Columbia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert B. is held by other top lawyers in the same geographic and legal practice area.
Denis C. Mitchell is an experienced trial attorney and focuses his practice on representing individuals and families who have suffered life-altering injuries or who have lost loved ones. He has obtained many multi-million dollar verdicts and recoveries for his clients, including the largest verdict in a medical negligence case in Anne Arundel County, Maryland. He has handled cases before multiple state and federal courts. Mr. Mitchell's fellow lawyers recognized him as D.C.’s Trial Lawy...
Douglas Hallward-Driemeier is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Douglas, who practices law in Washington, District of Columbia, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas is held by other top lawyers in the same geographic and legal practice area.
Brian E. Ferguson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Brian E., who practices law in Washington, District of Columbia, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian E. is held by other top lawyers in the same geographic and legal practice area.
Fred Goldberg is co-head of the firm’s Tax Group and global co-chair of the firm’s Diversity Committee. Mr. Goldberg first joined Skadden in 1986, following two years as chief counsel of the Internal Revenue Service. From 1989 until 1992, Mr. Goldberg served as commissioner of the IRS, and during 1992 he served as assistant secretary of the Treasury for Tax Policy. He returned to Skadden in December 1992. Working with his Tax Department colleagues in Skadden’s Washington, Ne...
Explore and Learn
What AI Visibility Means for Lawyers
by Josh Rupall and Bryan Driscoll
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
What Disqualifies You From Filing Bankruptcies
by Bryan Driscoll
A guide to navigating eligibility, the means test and the legal hurdles of declaring bankruptcy.
What Happens if You Don't File Taxes
by Bryan Driscoll
The penalties are real, but so are your options. Here's what the IRS can do and what you can do about it.