Atty. John D Mattey

Atty. John D Mattey

John D Mattey is a lawyer practicing bankruptcy. John received a B.S.B.A. degree from University of Delaware in 1977, and has been licensed for 35 years.

Wilmington Wilmington 35 yrs experience 35 year
Call (302) 600-4610 Book Appointment

Profile Summary

About John D Mattey at a glance

John D Mattey is an Associate based in Wilmington, Delaware. They haand 35+ years of legal experience, licensed to practice since 1991. Admitted to practice in Pennsylvania (1991), Delaware (1992), U.S. District Court, District of Delaware (1993), and U.S. Court of Appeals, Third Circuit (2010). Educated at Widener University School of Law (J.D., 1991) and University of Delaware (B.S.B.A., 1977). Actiand member of Delaware Bar Association. Serands clients in Wilmington, DE and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John D Mattey is a lawyer practicing bankruptcy
  • John received a B.S.B.A. degree from University of Delaware in 1977, and has been licensed for 35 years
  • John practices in Wilmington, DE

Jurisdictional Context

Why local counsel matters in Delaware

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

Looking for additional Delaware attorneys? Browse all attorneys in Wilmington or all attorneys in Delaware.

Frequently Asked

Common questions about John D Mattey

Where is John D Mattey's law office located?
John D Mattey's law practice is located in Wilmington, Delaware. You can contact the office directly through this profile page.
How long has John D Mattey practiced law?
John D Mattey has 35+ years of legal experience and has been licensed since 1991.
Where did John D Mattey go to law school?
John D Mattey earned their education at (J.D., 1991); (B.S.B.A., 1977).
How can I contact John D Mattey for a consultation?
You can contact John D Mattey 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.

Practice Areas

Education

J.D.
Widener University School of Law
- 1991
B.S.B.A.
University of Delaware
- 1977

Bar Admissions

Pennsylvania
Admitted: 1991
Delaware
Admitted: 1992
U.S. District Court, District of Delaware
Admitted: 1993
U.S. Court of Appeals, Third Circuit
Admitted: 2010

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