Paul M. Tyrrell

Stephen Riden is a commercial litigator who represents corporate and individual clients in a wide array of disputes across the country. Stephen has extensive experience litigating business disputes involving breach of contract, fraud, unfair competition, trade secrets, and noncompete agreements. He has represented companies in a variety of governmental investigations. Stephen also has substantial experience representing owners involved in intra-corporate disputes, including shareholder litiga...

Michael E. Kushnir is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Michael E. practices law in Boston, Massachusetts Best Lawyers has recognized Michael E. Kushnir since 2022. 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 Michael E. Kushnir is held by other lawyers.

Marko S. Zatylny is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Marko S. practices law in Boston, Massachusetts Best Lawyers has recognized Marko S. Zatylny since 2025. 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 Marko S. Zatylny is held by other lawyers.

Attorney Marc A. Moccia focuses his practice in the areas of personal injury litigation, civil rights litigation, and divorce and family law. He has also litigated police misconduct cases with Partner Marsha V. Kazarosian and tried cases as lead counsel in the Family and Probate Court and Superior Court. In January 2020, Attorney Moccia was appointed to the new Massachusetts Supreme Judicial Court’s Standing Committee on Lawyer Well-Being. Attorney Moccia also sits on the Massachusetts ...

Adrianne Ortega is a lawyer recognized by Best Lawyers in the practice area of Health Care Law. Adrianne practices law in Boston, Massachusetts Best Lawyers has recognized Adrianne Ortega since 2021. 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 Adrianne Ortega is held by other lawyers.

Guy W. McPherson is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Guy W. practices law in Boston, Massachusetts Best Lawyers has recognized Guy W. McPherson 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 Guy W. McPherson is held by other lawyers.

Patrick is a seasoned trial attorney, concentrating on employment and employment-related litigation and arbitration, as well as disputes between partners and shareholders in closely held corporations. Patrick leads the firm’s trial practice. Patrick began his career as a trial attorney with the United States Department of Justice and has litigated hundreds of cases (conducting both bench and jury trials) in state and federal courts across the country. Since entering private practice, Pa...

Dan Small practices in the area of litigation, focusing on witness preparation, government and internal investigations, white-collar criminal law and complex civil litigation. He has extensive investigation, jury trial and other litigation experience. Prior to entering private practice, Mr. Small was a prosecutor for the U.S. Department of Justice, during which time he tried RICO, corruption, financial and regulatory cases. Mr. Small received various awards and commendations for his work. He ...

Ms. Whelan's practice includes Patent Office practice, litigation, and counseling in the field of life sciences, including chemistry, biotechnology and pharmaceuticals. Her experience includes patent strategy across the spectrum from pre-litigation investigation and litigation, to Patent Office post-grant proceedings including inter partes review and reexamination, to analysis of the competitive landscape and IP due diligence, as well as obtaining patent protection and portfolio management.

A trusted advisor to businesses and individuals, Bill is known for obtaining a deep understanding of how his client’s businesses operate, enabling him to develop creative business and legal solutions to resolve disputes, wade through complex issues and achieve the desired results for his clients. His many years of working on complex restructurings in a wide variety of industries has made him an invaluable asset to his clients in both business and litigation matters. Bill has a wide vari...