Atty. Duane D. Schoonmaker

Atty. Duane D. Schoonmaker

Duane Schoonmaker is originally from Vestal, New York, but he’s lived in Buffalo for many years and now considers it to be his hometown. In 1982, he earned his undergraduate’s degree from SUNY Albany with a B.A. in Communications graduating cum laude.

Williamsville Williamsville 40 yrs experience 40 year
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Automobile Accidents & More Attorney · Serving Williamsville, NY · 40+ Years Experience

Profile Summary

About Duane D. Schoonmaker at a Glance

Duane D. Schoonmaker is a Car Accident Attorney based in Williamsville, New York, practicing at William Mattar Accident Lawyers. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on car accidents, truck accidents, motorcycle, litigation, and adr. Admitted to practice in New York (1986) and U.S. District Court, Northern District of New York (1987). Educated at State University of New York at Buffalo (J.D., 1985) and State University of New York at Albany (B.A., 1982). Recognitions include BV Distinguished. Active member of Bar Association of Erie County. Serves clients in Williamsville, NY and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Duane D. Schoonmaker

  • Duane Schoonmaker is originally from Vestal, New York, but he’s lived in Buffalo for many years and now considers it to be his hometown
  • In 1982, he earned his undergraduate’s degree from SUNY Albany with a B.A. in Communications graduating cum laude
  • Duane went on to earn his Juris Doctor from University at Buffalo in 1985
  • He has been practicing law since his admission in New York in 1986, and has been admitted to practice in New York in Federal Court in the Western and Northern Districts, and in the Second Circuit Court of Appeals
  • Throughout his years as an attorney fighting for his clients, he has lectured on many topics including Deposing Defendant’s Corporate Personnel and Experts
  • Receiving Amendments to the Federal Rules of Civil Procedure
  • Slip and Fall Cases in New York
  • Facebook and Beyond: Social Media
  • and Trial of a Soft Tissue Automobile Accident
  • He is also the Chair of the Bar Association of Erie County’s Negligence Committee. “I became a lawyer because I wanted a career in which I could help people solve their problems
  • I’m most passionate about effectively communicating with clients, judges, and jurors,” he says, reflecting on his career path that has led him to helping clients at William Mattar, PC. In Duane’s spare time, he enjoys spending time with his family, working outdoors, and playing golf

Practice Areas Explained

Duane D. Schoonmaker's Areas of Legal Practice

Each practice area below reflects the types of cases Duane D. Schoonmaker handles, with a practical overview of what that area of law involves and how it may apply to your situation in Williamsville.

Car Accidents in Williamsville

Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.

Duane D. Schoonmaker is one of 36,434 car accidents attorneys indexed nationally. Browse car accidents attorneys in New York →

Truck Accidents in Williamsville

Duane D. Schoonmaker is one of 4,910 truck accidents attorneys indexed nationally. Browse truck accidents attorneys in New York →

Motorcycle Accidents in Williamsville

Duane D. Schoonmaker is one of 11,112 motorcycle attorneys indexed nationally. Browse motorcycle attorneys in New York →

Civil Litigation in Williamsville

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Duane D. Schoonmaker is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in New York →

Mediation & Arbitration in Williamsville

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Duane D. Schoonmaker is one of 73,315 adr attorneys indexed nationally. Browse adr attorneys in New York →

Jurisdictional Context

Why Local Counsel Matters in Williamsville

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Williamsville are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.

Williamsville Courts and Legal Process

Choosing a Williamsville-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional New York attorneys? Browse all attorneys in Williamsville or all attorneys in New York.

Frequently Asked

Common Questions About Duane D. Schoonmaker

Where is Duane D. Schoonmaker's law office located?
Duane D. Schoonmaker's law practice is located in Williamsville, New York. The firm is William Mattar Accident Lawyers. You can contact the office directly through this profile page.
What practice areas does Duane D. Schoonmaker handle?
Duane D. Schoonmaker focuses on car accidents, truck accidents, motorcycle, litigation, adr. Each practice area listed reflects experience handling cases of that type in New York.
How long has Duane D. Schoonmaker practiced law?
Duane D. Schoonmaker has 40+ years of legal experience and has been licensed since 1986.
Where did Duane D. Schoonmaker go to law school?
Duane D. Schoonmaker earned their education at (J.D., 1985); (B.A., 1982).
How can I contact Duane D. Schoonmaker for a consultation?
You can contact Duane D. Schoonmaker directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Duane D. Schoonmaker received?
Duane D. Schoonmaker's notable recognition includes: BV Distinguished.

Professional Profile

Why Clients in Williamsville Choose Duane D. Schoonmaker

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Duane D. Schoonmaker's practice in the field of car accidents, truck accidents, motorcycle, litigation, and adr.

Decade-Tested Legal Experience

Duane D. Schoonmaker brings 40+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in New York and U.S. District Court, Northern District of New York, Duane D. Schoonmaker can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering car accidents, truck accidents, and motorcycle, Duane D. Schoonmaker can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Williamsville

A Williamsville-based practice means Duane D. Schoonmaker attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find Duane D. Schoonmaker Online

Prospective clients searching for legal help in Williamsville commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Duane D. Schoonmaker.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Duane D. Schoonmaker directly.

Duane D. Schoonmaker's Practice Areas & Specializations

Education & Law School Background

J.D.
State University of New York at Buffalo
- 1985
B.A.
State University of New York at Albany
- 1982

Awards & Professional Honors

BV Distinguished

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1986
U.S. District Court, Northern District of New York
Admitted: 1987

Client Reviews & Ratings — Duane D. Schoonmaker

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