Miguel María Silveyra

Carrie Tournillon practices Administrative / Regulatory Law, Energy Regulatory Law , and Utilities Law , with a focus on oil, natural gas, pipeline, and utility-related matters. Based in New Orleans, Louisiana, she represents businesses navigating complex federal, state, and local regulatory frameworks. Carrie is listed among Chambers Band 1 Louisiana Energy & Natural Resources: Utilities lawyers and currently serves as a Councilmember and Past Chair of the Public Utilities Section of the...

Mark Broth delivers industry-leading advice on a broad spectrum of employment, municipal, and school law matters, serves on the firm’s Board of Directors, and is the Managing Shareholder for the firm’s New Hampshire-based offices. Mark understands the impact that labor and employment laws have on people’s lives, and his substantial experience makes him the go-to attorney for “hot issues” that need effective representation and resolution. Mark counsels employers o...

Nathan L. Buller is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Nathan L., who practices law in Minneapolis, Minnesota, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nathan L. is held by other top lawyers in the same geographic and legal practice area.

Michael S. Horn is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michael S., who practices law in Hackensack, New Jersey, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael S. is held by other top lawyers in the same geographic and legal practice area.

Daniel Dell'Osso is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Daniel, who practices law in San Francisco, California, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Ellison F. McCoy is the office managing principal of the Greenville, South Carolina, office of Jackson Lewis P.C. He is engaged exclusively in the practice of employment law on behalf of management. Ellison has represented employers in litigation matters before state and federal administrative agencies and various state and federal trial and appellate courts. During his legal career, Ellison has handled a wide-variety of employment matters involving claims such as discrimination based on race...

Debbie Champion is a founding partner in the firm Rynearson, Suess, Schnurbusch and Champion. Ms. Champion actively practices in Missouri and Southern Illinois state and federal courts. She has argued before the Missouri Supreme Court and the Eastern, Western and Southern District Missouri Courts of Appeals, and the Illinois Court of Appeals. She has also argued in the federal court of the United States District Court for the Eastern and Western Districts of Missouri, and the Eighth Circuit a...

William (Bill) J. Butler focuses his practice on estate planning and probate administration matters. Bill counsels family groups and individuals on all aspects of wealth transfer planning, with an emphasis on formulating estate plans that maximize and protect wealth while minimizing transfer taxes. Bill is the global head of McDermott’s Private Client Group and is a member of the Firm’s Management Committee. Bill represents many large, multigenerational family groups, and also adv...

Michael Barnes has been engaged in active trial practice for more than 25 years, with a focus on product liability, trucking and transportation, toxic torts, class actions and insurance defense. Barnes is the leader of Wright Lindsey Jennings' Trial Team. Barnes’ more recent experience includes: Counsel for an international oil and gas company in litigation resulting from a release of oil from an interstate pipeline. Lead trial counsel in defense of chemical repackaging facility in indi...

David J. Kaufmann is a founding member and senior partner of New York City’s Kaufmann Gildin Robbins & Oppenheim LLP. David - - partner-in-charge of Kaufmann Gildin’s franchise team - - is nationally acclaimed as one of America’s foremost franchise lawyers. The United States District Court for the Southern District Court of New York long ago held that “David Kaufmann is unquestionably an expert in franchise law.” The New York Times lauds David as “a law...