Duane Schoonmaker

Duane Schoonmaker is an Attorney at William Mattar Accident Lawyers, admitted to practice in New York in 1986 (New York attorney registration #2037174). Practice areas on record: Personal Injury Law, Motor Vehicle Accidents.

Duane Schoonmaker holds New York attorney registration #2037174, admitted in 1986, with registry status “Currently registered” as of July 18, 2026. Confirm directly on the official New York attorney search.

New York attorney registration #2037174. In New York this is formally called an Attorney Registration Number. Look it up yourself via the NYS Unified Court System directory.

Duane Schoonmaker was admitted to practice in New York in 1986, per the official attorney registry.

Practice areas on record for Duane Schoonmaker: Personal Injury Law, Motor Vehicle Accidents, with William Mattar Accident Lawyers. QOLA records practice focus but does not evaluate case results or competence — ask the firm about your specific case type.

Duane Schoonmaker practices with William Mattar Accident Lawyers, which has New York offices in Williamsville, NY, Buffalo, NY, Albany, NY, Rochester, NY, Syracuse, NY, Long Island, NY (Jericho).

QOLA has checked this attorney's registration number and registry status, but has not yet completed a public-discipline check for this attorney. Check the official New York attorney directory directly.

Search for “Duane Schoonmaker” in the official NYS Unified Court System attorney directory and match registration #2037174. The registry — not this page — is always the current source of truth.

Registry status was last checked on July 18, 2026 and is re-checked on a 90-day cycle. Registry status and public records can change between checks.