Ruth Margarita Castillo Santos

Liz Columbo represents governments and public authorities, issuers, underwriters, financial institutions, and investors on tax-exempt and taxable financings for a variety of public infrastructure projects, with an emphasis on public power, transportation, multi-family housing facilities, and stadiums and arenas. She also advises clients with respect to regulatory developments and disclosure practices. What do you focus on? Today I focus my practice on four main sectors, leveraging more than 2...

Life sciences and FDA-regulated companies rely on Brendan Carroll to understand their business, tackle nuanced regulatory issues, and provide practical solutions to meet their business needs as they navigate complex and highly technical FDA laws and regulations. He represents a variety of industry stakeholders engaged in the design and development, manufacture, sale, and distribution of a wide range of FDA-regulated products. General counsel come to Brendan to help them find practical solutio...

Lisa Z. Hauser is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Lisa Z., who practices law in Palm Beach Gardens, Florida, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lisa Z. is held by other top lawyers in the same geographic and legal practice area.

Robert J. Feinstein is the managing partner of the New York office of Pachulski Stang Ziehl & Jones LLP, the nation’s leading corporate restructuring boutique. He represents debtors, creditors' committees, equity committees, acquirers, and examiners in business reorganizations and related litigation. He also has experience representing debtors, committees, foreign representatives, and other case constituencies in cross-border chapter 11 cases and chapter 15 cases. Recent engagements...

R. Henry Moore is a top attorney recognized by Best Lawyers in the practice area(s) of Mining Law and Natural Resources Law. R. Henry, who practices law in Pittsburgh, Pennsylvania, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which R. Henry is held by other top lawyers in the same geographic and legal practice area.

Area of Emphasis Don Bluedorn’s practice focuses primarily on water and wastewater management, site remediation/ brownfields, and hazardous and non-hazardous waste issues. Because of the technical nature of both the subject matter and his education, Mr. Bluedorn typically works closely with the client, technical consultants, and engineers during all phases of a project’s development. This team approach has been very successful with state and federal regulatory agencies in a number...

Betsy is an accomplished litigator, concentrating her practice on commercial litigation, probate and estate litigation, professional liability and ethics, and securities and FINRA. The second woman president of the South Carolina Bar, Betsy was awarded the 2016 Fellows Award presented by the National Conference of Bar Presidents (NCBP), an award recognizing the accomplishments of a past president of a bar association who has demonstrated a continuing commitment to leadership, service, the wor...

Brian W. Duwe leads Skadden’s Chicago office and concentrates his practice in the areas of mergers and acquisitions, corporate finance, and general corporate and securities matters. Mr. Duwe has represented buyers, sellers and their financial advisors in a wide variety of transactions, including negotiated and contested public acquisitions, private acquisitions and divestitures, management buyouts, restructurings, spin-offs, and joint ventures and other strategic alliances. He also has ...

Jessica Grozine is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Jessica, who practices law in Atlanta, Georgia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jessica is held by other top lawyers in the same geographic and legal practice area.

Mr. Edlin is an accomplished trial lawyer. He has broad experience in both trial and appellate courts including the U.S. Supreme Court. He has tried cases in federal and state courts all over the country and has handled domestic and international arbitrations. Mr. Edlin handles a wide variety of litigation and routinely acts for companies and their management in areas such as securities, general commercial and contractual disputes, antitrust and intellectual property. He is currently handling...