William J. "Bill" Squires III

Michael Summersgill is a first-chair trial lawyer who focuses on high-stakes technology litigation including patent, trade secret and general commercial litigation. He has represented major clients—such as Intel, NVIDIA, Natera, Vertex, Akamai and Quest Diagnostics, among many others—in multiple jurisdictions across the country. He has a long track record of winning cases under the most challenging circumstances and in the toughest jurisdictions—earning recognition, among ot...

Maura McLaughlin counsels employers throughout the full life cycle of managing employment relationships. She advises clients on important hiring, discipline and termination decisions, and on best practices for performance management and documentation, which allows for successful defense of these decisions. Clients look to Maura’s advice on negotiating reasonable accommodation issues, addressing employee absenteeism and misconduct, and as compliance with wage and hour laws. She also prov...

John Butts is Chair of the Firm’s Commercial Litigation Group. He has prevailed in trials and arbitrations across the country for a wide range of clients in high stakes commercial disputes. John represents clients in a broad range of matters, including complex contract disputes, business torts, trade secrets cases, consumer matters, and class actions. His work has spanned a number of industries, including the automotive industry, financial services, real estate, and biotechnology.

Marguerite’s practice focuses on advising U.S. and non-U.S. fund sponsors regarding the tax aspects of forming and operating private investment funds, including credit, buyout, venture capital, secondary and funds of funds, as well as on advising fund sponsors regarding their internal economic arrangements. Marguerite also advises various types of institutional investors in their investments in private investment funds and represents buyers and sellers in secondary transactions. In the ...

Matthew Knowles is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Health Care. Matthew practices law in Boston, Massachusetts Best Lawyers has recognized Matthew Knowles since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Matthew Knowles is held by other lawyers.

Jon M. Herzog is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Leveraged Buyouts and Private Equity Law. Jon M. practices law in Boston, Massachusetts Best Lawyers has recognized Jon M. Herzog since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jon M. Herzog is held by other lawyers.

Deborah Kantar Gardner is a lawyer recognized by Best Lawyers in the practice area of Health Care Law. Deborah Kantar practices law in Boston, Massachusetts Best Lawyers has recognized Deborah Kantar Gardner since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Deborah Kantar Gardner is held by other lawyers.

Johanna L. Matloff is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Johanna L. practices law in Boston, Massachusetts Best Lawyers has recognized Johanna L. Matloff since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Johanna L. Matloff is held by other lawyers.

Magaly Rojas Cheng is a lawyer recognized by Best Lawyers in the practice area of Immigration Law. Magaly Rojas practices law in Boston, Massachusetts Best Lawyers has recognized Magaly Rojas Cheng since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Magaly Rojas Cheng is held by other lawyers.

James T. Mattus is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits (ERISA) Law. James T. practices law in Boston, Massachusetts Best Lawyers has recognized James T. Mattus since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which James T. Mattus is held by other lawyers.