About Lou Mattar

Lou Mattar is a Western New York native who received an undergraduate degree in Communications from SUNY Fredonia, then earned a Juris Doctor at Stetson University College of Law. Lou was admitted to practice in 2022 and has since been admitted in four states. In law school, Lou was a member of student government, the Lambda Legal Group, and volunteered to help people in crisis from war-torn countries. Lou is dedicated to making a difference in the lives of those injured in motor vehicle accidents, providing compassion and guidance through difficult situations while advocating for the best possible outcome.

Proven verdicts and settlements at William Mattar Law Offices

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

$900,000Verdict

A jury awarded $1.2 million in pain and suffering to a retired 69-year-old woman struck by an unmarked Town of Cheektowaga police vehicle as she crossed legally in a crosswalk, with the Fourth Department unanimously affirming the verdict on appeal.

Supreme Court, Erie County, NY · 2018Car AccidentsRead the full story →
Verdict

William Mattar, P.C. won a landmark ruling for a postal carrier bitten by a dog, convincing New York's highest court to abolish the 2006 'Bard v. Jahnke' precedent that had barred negligence claims against domestic animal owners for 19 years.

New York Court of Appeals · 2025Premises 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

Stetson University College of Law
J.D.
SUNY Fredonia
Undergraduate

Bar admissions & credentials

State Bar of Florida
State Bar of Vermont
State Bar of Wyoming

Other attorneys at William Mattar Law Offices

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