James A. "Jim" Sullivan, Jr.

Catherine Little counsels clients on energy-related environmental and administrative law at all levels of federal, state and local government, with particular emphasis on regulatory compliance, enforcement defense and administrative adjudication under the Pipeline Safety Act, Clean Water Act (including wetlands) and the Oil Pollution Act. Catherine regularly advises clients with respect to pipeline safety regulatory compliance issues, permitting, spill and release reporting, as well as natura...

Richard T. Collins is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Richard T., 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 Richard T. is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/harrison-Donald/ .

Rob’s practice focuses on major automobile, commercial truck and bus crashes, products liability, wrongful death and traumatic brain injury cases – these are complicated and important cases. “Our clients are good people who have had devastating things happen to them and their loved ones.” Rob and his team keep a small docket of cases so they can devote their full attention to those they represent. “We treat each client like they are a part of our family. We under...

Frank J. Pergolizzi is a top attorney recognized by Best Lawyers in the practice area(s) of Transportation Law. Frank J., 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 Frank J. is held by other top lawyers in the same geographic and legal practice area.

Don King’s practice primarily involves representation of debtors, creditors, and committees in Chapter 11 reorganizations, and he also represents other types of debtors and creditors, particularly businesses and institutional lenders, in all phases of the bankruptcy process including workouts. Since 1991, he has served as a Chapter 7 Trustee in Bankruptcy for the Eastern District of Virginia, and he is currently head of the firm’s Bankruptcy & Creditors’ Rights practice....

J ane C. Bergner's practice encompasses a broad range of tax matters, including tax audit and controversy matters; tax collection disputes; innocent spouse issues; civil litigation at the trial and appellate levels; corporate, partnership, business and individual transactional tax planning; the representation of tax-exempt organizations; and estate, gift and wealth planning and probate. Jane is the author of Chapter 50, "Tax Court Jurisdiction, Procedure & Practice," included in the tax t...

Sean Clancy is the team leader of Nixon Peabody’s Tax practice, and a member of the firm’s Public Company Transactions team. He assists clients with a broad range of tax and business planning matters and related tax policy matters. My focus Tax Planning I advise clients on federal tax planning, including assistance in structuring mergers and acquisitions and other transactions. In addition, I counsel private equity funds on domestic and cross-border taxation and corporate finance ...

Peter E. Ciferri is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Peter E., who practices law in Potomac, Maryland, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter E. is held by other top lawyers in the same geographic and legal practice area.

Raj Madan is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. Raj, 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 Raj is held by other top lawyers in the same geographic and legal practice area.