Atty. John Frederick Marshall

Atty. John Frederick Marshall

John Frederick Marshall is a lawyer practicing criminal defense, speeding / traffic ticket, dui / dwi. John has been licensed for 36 years.

Shippenville Shippenville 36 yrs experience 36 year
Call (412) 730-4325 Book Appointment

Criminal Defense & More Attorney · Serving Shippenville, PA · 36+ Years Experience

Profile Summary

About John Frederick Marshall at a Glance

John Frederick Marshall is a dui/dwi, criminal defense, and traffic attorney based in Shippenville, Pennsylvania. They have 36+ years of legal experience, licensed to practice since 1990. Admitted to practice in Pennsylvania (1990). Serves clients in Shippenville, PA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John Frederick Marshall

  • John Frederick Marshall is a lawyer practicing criminal defense, speeding / traffic ticket, dui / dwi
  • John has been licensed for 36 years
  • John practices in Shippenville, PA

Practice Areas Explained

John Frederick Marshall's Areas of Legal Practice

Each practice area below reflects the types of cases John Frederick Marshall handles, with a practical overview of what that area of law involves and how it may apply to your situation in Shippenville.

DUI / DWI Defense in Shippenville

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John Frederick Marshall is one of 29,739 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in Pennsylvania →

Criminal Defense in Shippenville

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

John Frederick Marshall is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Pennsylvania →

Traffic Violations in Shippenville

John Frederick Marshall is one of 14,395 traffic attorneys indexed nationally. Browse traffic attorneys in Pennsylvania →

Jurisdictional Context

Why Local Counsel Matters in Shippenville

Practicing law in Pennsylvania. Legal matters in Pennsylvania are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Shippenville are typically filed in the local municipal court or the appropriate Pennsylvania state district court, depending on subject matter and amount in controversy. An attorney licensed in Pennsylvania 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 Pennsylvania courts without local counsel or pro hac vice admission.

Shippenville Courts and Legal Process

Choosing a Shippenville-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 Pennsylvania attorneys? Browse all attorneys in Shippenville or all attorneys in Pennsylvania.

Frequently Asked

Common Questions About John Frederick Marshall

Where is John Frederick Marshall's law office located?
John Frederick Marshall's law practice is located in Shippenville, Pennsylvania. You can contact the office directly through this profile page.
What practice areas does John Frederick Marshall handle?
John Frederick Marshall focuses on dui/dwi, criminal defense, traffic. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has John Frederick Marshall practiced law?
John Frederick Marshall has 36+ years of legal experience and has been licensed since 1990.
How can I contact John Frederick Marshall for a consultation?
You can contact John Frederick Marshall 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.

Professional Profile

Why Clients in Shippenville Choose John Frederick Marshall

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 John Frederick Marshall's practice in the field of dui/dwi, criminal defense, and traffic.

Decade-Tested Legal Experience

John Frederick Marshall brings 36+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering dui/dwi, criminal defense, and traffic, John Frederick Marshall can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Shippenville

A Shippenville-based practice means John Frederick Marshall 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 John Frederick Marshall Online

Prospective clients searching for legal help in Shippenville 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 John Frederick Marshall.

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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 John Frederick Marshall directly.

John Frederick Marshall's Practice Areas & Specializations

Bar Admissions & Licensed Jurisdictions

Pennsylvania
Admitted: 1990

Client Reviews & Ratings — John Frederick Marshall

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