Karen J. O' Connor

Neil Sugarman is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Neil, who practices law in Boston, Massachusetts, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Neil is held by other top lawyers in the same geographic and legal practice area.

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

Lisa Pirozzolo is a partner in the firm's Litigation/Controversy Department, former co-chair of the Intellectual Property Litigation Practice Group, a member of the Appellate and Supreme Court Litigation Practice Group and a former member of the Executive Committee. She is also a co-chair of the firm’s Associates and Work Life Balance Committees. She joined the firm in 1993.

Mark DeGiacomo dedicates his practice to working as a Chapter 7 and Chapter 11 bankruptcy trustee while representing clients in bankruptcy cases and commercial litigation matters. Since 1995, Mark has been a valued member of the five-member Boston trustee panel chosen by the Department of Justice to select bankruptcy trustees. He has served as a trustee in numerous cases, acting to operate, sell, and liquidate businesses as needed. In his role as counsel to the bankruptcy estate, Mark brings ...

Keith H. McCown is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Keith H., who practices law in Boston, Massachusetts, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Keith H. is held by other top lawyers in the same geographic and legal practice area.

Brett R. Corson is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants and Product Liability Litigation - Defendants. Brett R., who practices law in Boston, Massachusetts, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brett R. is held by other top lawyers in the same geographic and legal practice area.

Caroline has an extensive tax controversy and litigation practice representing taxpayers in front of federal and state taxing authorities at all levels of the audit, controversy and litigation process. Caroline has significant experience representing both individual and business clients before the Massachusetts Appellate Tax Board, and in helping life science and technology clients navigate Massachusetts’ state and local tax landscape. Caroline also has in-depth federal tax controversy ...

John Beals is a partner in Nixon Peabody's Private Equity and Investment Funds practice. He represents public pension funds, funds of funds and other institutional investors in connection with their investments in leveraged buyout, venture capital, real estate and debt private equity funds. He also advises fund sponsors in structuring and forming such funds. What do you focus on? I focus my practice on two main areas, leveraging 20 years of experience to help clients structure, negotiate and ...

John J. Penny V is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. John J., who practices law in Boston, Massachusetts, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John J. is held by other top lawyers in the same geographic and legal practice area.

Ian D. Roffman is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Regulatory Enforcement (SEC, Telecom, Energy) and Litigation - Securities. Ian D., who practices law in Boston, Massachusetts, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ian D. is held by other top lawyers in the same geographic and legal practice area.