Sean O'Sullivan

Kenneth B. Marcus is Director Emeritus of the firm who has practiced law since 1972. Mr. Marcus is experienced in the areas of commercial real estate law, development, finance, leasing, purchases and sales. He also has extensive experience in Hawaii business law including the formation of partnerships and limited liability companies, and corporate finance. His real property practice includes the development, acquisition, sale, financing and restructuring of hotels, office buildings and shoppi...

Lisa A.H. McChesney is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Lisa A.H., who practices law in Boston, Massachusetts, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lisa A.H. is held by other top lawyers in the same geographic and legal practice area.

Claudia Ribet is one of only four attorneys in California recognized by the State Bar as a certified specialist in both appellate law and family law. This dual qualification gives Claudia deep insight into effective presentation of complex arguments in high-stakes family law appeals. She wins most of the California family law appeals she litigates. Some of Claudia’s published family law appellate victories are listed below, and Claudia has served as counsel in many more unpublished fami...

David Berke is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. David, who practices law in Los Angeles, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

As chair of the firm’s Real Estate and Land Use Department, Gary B. O'Connor's practice focuses on real estate, land use and environmental matters. He has extensive experience in all aspects of complex industrial and commercial real estate transactions, particularly those impacted by environmental conditions. Gary is experienced in the fields of regulatory compliance and permitting. He has worked closely with regulators from DEEP, EPA, U.S. Army Corps of Engineers and local agencies on ...

For more information, please visit www.gibsondunn.com/lawyer/schlanger-kimberly-e/ .

Kathleen L. DiSanto is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law, Commercial Litigation and Litigation - Bankruptcy. Kathleen L., who practices law in Tampa, Florida, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathleen L. is held by other top lawyers in the same geographic and legal practice area.

Linda M. Correia is a civil rights attorney who has represented employees in employment discrimination, retaliation, and whistleblower cases for 32 years. A founding member of Correia & Puth, PLLC, Ms. Correia has focused her practice on cases involving sex discrimination, sexual harassment, race discrimination, pregnancy discrimination, disability discrimination, and retaliation, and Title IX, under state and federal civil rights laws. She also counsels employees on executive compensatio...

Gregory A. Smith is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law. Gregory A., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory A. is held by other top lawyers in the same geographic and legal practice area.

Brian Fish focuses his practice on land use, public/private partnerships, public contracting, environmental and real estate matters. Mr. Fish assists public and private clients with California Environmental Quality Act (CEQA) compliance, coastal permitting, planning and zoning issues, Subdivision Map Act processing, Williamson Act issues, condominium conversions and prevailing wage analysis. He also negotiates and drafts all other manner of documentation required to acquire, develop, finance,...