William F. "Bill" Sinnott
About William F. Sinnott
William F. Sinnott is a lawyer based in Boston, MA and has been recognized in The Best Lawyers in America® since 2023. William F. Sinnott is recognized in the following practice areas:
- Boston, Massachusetts
- Commercial Litigation
- Criminal Defense: White-Collar
- Health Care Law
Current Firm: Hinckley Allen LLP
Education: Suffolk University, J.D., graduated 1985
Location: Boston, MA
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
Debra Dyleski-Najjar, Esq. , is the president and founder of Najjar Employment Law Group, P.C. , a North Andover, Massachusetts law firm focused on Employment Law - Management and Labor Law - Management. With more than thirty-five years of experience representing employers, Ms. Najjar provides strategic counsel and litigation representation on a wide range of workplace and employee relations matters. In 2008, Ms. Najjar founded Najjar Employment Law Group, P.C. as a boutique labor, employment...
Tim’s extensive experience includes patent office litigation matters such as patent interference proceedings, Inter Partes Review and reexamination proceedings. He has shaped and executed winning strategies in patent litigations. In helping clients achieve their business goals, Tim devises strategies for maximizing the value of patent portfolios for litigation, licensing or acquisition. He develops and implements strategies for protecting his clients’ key technologies and for avoi...
James W. McGarry is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Banking and Finance. James W., 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 James W. is held by other top lawyers in the same geographic and legal practice area.
Sarah is a member of Sullivan’s REITs Practice Group. She advises public and private REITs, both domestic and foreign, in various industries, including: data centers, office buildings, commercial retail space, distributed antenna systems, timberlands and agricultural properties. She focuses on structuring and compliance work, including cross-border transactions. Sarah also has experience involving federal and state tax litigation and transactional planning involving corporate, franchise...
William L. Roberts is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. William L., 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 William L. is held by other top lawyers in the same geographic and legal practice area.
James J. Duane III is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. James J., 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 James J. is held by other top lawyers in the same geographic and legal practice area.
Adam A. Larson is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Adam A., who practices law in Boston, Massachusetts, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam A. is held by other top lawyers in the same geographic and legal practice area.
Andrew C. Meyer, Jr. is widely recognized as one of Boston’s top lawyers and an innovator in medical malpractice and personal injury law. Meyer has consistently achieved record-setting verdicts and settlements, including one of the largest personal injury awards in Massachusetts' history — $30 million including interest. He is the founder of Boston-based Lubin & Meyer PC , a firm known for taking on such high-profile cases as one involving shock treatment at the Judge Rotenber...
John DeTore serves as Administrative Chairman of Rubin and Rudman’s Executive Committee and leader of the Energy Practice Group. John’s practice focuses on representing large energy companies before regulatory agencies and courts throughout New England and in New York. His representations include more than twenty major energy projects involving billions of dollars in Massachusetts, Connecticut and New York, including eleven cases before the Massachusetts Supreme Judicial Court. Jo...
Bill Thompson is a trial lawyer with more than 25 years of experience who specializes in personal injury and medical negligence cases. He has represented victims in hundreds of cases throughout Massachusetts, Rhode Island and New Hampshire. Attorney Thompson also handles product liability and wrongful death claims and has vast experience before judges and juries in all types of personal injury cases. He has been successful in obtaining numerous multi-million dollar awards for victims of medic...
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
What AI Visibility Means for Lawyers
by Josh Rupall and Bryan Driscoll
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.