Sigmund J. "Sig" Roos

Lynne F. Riley is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Lynne F., who practices law in Boston, Massachusetts, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lynne F. is held by other top lawyers in the same geographic and legal practice area.

Brian M. Gibbons is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Brian M., who practices law in Boston, Massachusetts, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian M. is held by other top lawyers in the same geographic and legal practice area.

Steven M. Veenema is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Labor and Employment. Steven M., 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 Steven M. is held by other top lawyers in the same geographic and legal practice area.

For nearly 30 years, he has dedicated his energy to representing entrepreneurs and investors in venture-backed and pre-venture businesses. He works with companies from inception through exits that typically involve complex merger and acquisition transactions. David’s clients range from local start-up companies to multinational businesses, investors and entrepreneurs around the world that are active buying, selling and financing companies. Building on his core expertise in the technology...

Laura McLane heads the Boston Litigation Practice Group and is a nationally renowned False Claims Act (FCA) litigator in healthcare and life sciences enforcement matters. For more than 20 years, Laura has represented clients in healthcare, securities and other government investigations and litigation. Clients call Laura “an exquisite lawyer, very smart and incisive” (Chambers USA). Read full biography: https://www.mwe.com/people/laura-mclane/

Katie L. S. Von Kohorn is a top attorney recognized by Best Lawyers in the practice area(s) of Nonprofit / Charities Law, Tax Law and Trusts and Estates. Katie L. S., who practices law in Boston, Massachusetts, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katie L. S. is held by other top lawyers in the same geographic and legal practice area.

Alyssa Fitzgerald is a counsel in the firm's Trusts and Estate Planning practice. She focuses her practice on advising tax-exempt organizations. She provides guidance to tax-exempt and taxable entities on a variety of issues ranging from formation, sale of assets, mergers, joint ventures and partnerships, foreign activities, political campaign activity and lobbying, charitable sales promotions and corporate sponsorship, planned giving and compliance with intermediate sanctions and self-dealin...

Ilan Barzilay is an intellectual property practitioner specializing in obtaining and enforcing patent rights. Ilan leads a team of attorneys that procures patents for clients ranging from technology startups and research institutions to established companies and multinational corporations. He is a trusted advisor to clients seeking meaningful patent protection crafted to align with important business goals. His practice also includes handling contentious matters in the federal courts and befo...

Mark E. Tully is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Corporate Law. Mark E., 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 Mark E. is held by other top lawyers in the same geographic and legal practice area.

Chris Froeb focuses his practice on representing local and national developers, investors and owners in all aspects of commercial real estate transactions, including joint venture transactions, development and management agreements, acquisitions, sales, financings and refinancings. What do you focus on? Joint venture transactions and general real estate transactions I work routinely with local and national developers and institutional investors to create joint venture companies that are targe...