About Michael Thornton

Michael P. Thornton is the founder and chairman of Thornton Law Firm LLP. A nationally recognized expert on toxic tort litigation, he graduated from Dartmouth College and Vanderbilt Law School. In the 1970s he successfully represented shipyard and construction workers who had developed asbestos-related diseases, and the firm has since grown into the largest practice in the Northeast representing victims of asbestos and other toxic materials. The firm has recovered multi-million dollar verdicts and settlements for workers who contracted cancer from chemical exposure, children harmed by lead poisoning and pesticide-related birth defects, and states pursuing tobacco companies. Thornton is a member of the Massachusetts, New Hampshire, and Maine bars and has lectured at the Harvard School of Public Health, Harvard Medical School, and Yale Law School. He is a recipient of the American Association for Justice's Howard Twiggs Award and has been named U.S. News - Best Lawyers 'Lawyer of the Year' for Class Actions/Plaintiffs in Boston.

Proven verdicts and settlements at Thornton Law Firm

These results are credited to Thornton Law Firm. A result appears under an attorney's own name only when a published source names them as counsel on the case.

$42.6 millionVerdictTop 20 in Massachusetts · #8

A Massachusetts jury found Johnson & Johnson liable for Paul Lovell's mesothelioma, awarding $42.6 million in what is believed to be the largest mesothelioma verdict in the state's history.

Middlesex County Superior Court, Massachusetts (No. 21-2086) · 2025Product LiabilityRead the full story →
$7.55 millionVerdict

A Massachusetts jury awarded $7.55 million to Gerald Sylvestre, a former New Hampshire power plant worker who developed mesothelioma after repeated exposure to asbestos insulation installed by a Canton distributor, in what was then reported as the largest asbestos verdict in New England history.

Middlesex County Superior Court, Massachusetts (No. 15-7031) · 2017Product LiabilityRead the full story →
$6.8 millionVerdict

A Middlesex County jury awarded $6.8 million to Amy Ross and her two daughters after finding New England Insulation Company liable for the mesothelioma death of her husband Timothy, who had been exposed to asbestos dust doing part-time insulator work around Boston as a teenager and young adult.

Middlesex County Superior Court, Massachusetts (No. 13-5580) · 2017Product LiabilityRead the full story →

Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.

Practice areas

Education

Vanderbilt Law School
J.D.
Dartmouth College
Undergraduate

Bar admissions & credentials

State Bar of Massachusetts
State Bar of New Hampshire
State Bar of Maine

Other attorneys at Thornton Law Firm

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Proven verdicts and settlements from other Boston firms

Lubin & Meyer
Lubin & Meyer
$40 Million Verdict for Family of Boy Left with Cerebral Palsy After Five-Hour Delivery Delay
Swartz & Swartz
Swartz & Swartz
$18.4 million · Federal Jury Awards $18.4 Million After Lahey Clinic Doctors Cancel HIV Test, Allowing AIDS to Develop
Sugarman & Sugarman
Sugarman & Sugarman
$30.55 Million Verdict After Traveling Nurse Failed to Monitor Fetal Heart Rate at MGH
Sweeney Merrigan Personal Injury Lawyers
Sweeney Merrigan Personal Injury Lawyers
$450 million sought · $450 Million Wrongful Death Suit: Eversource Ignored Gas Leak for Three Years Before Fatal Maynard Explosion
Breakstone, White & Gluck
Breakstone, White & Gluck
$56 million · Middlesex Jury Awards $56 Million to Retiree Disabled When Amazon Delivery Van Crossed the Center Line

Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.