About John W. Hartmann — Criminal Defense Princeton Junction New Jersey
John W. Hartmann, Esq. is a criminal defense Princeton Junction attorney who has practiced since 2016. He focuses his practice fully on defending people charged with crimes. He represents clients in both Municipal and Superior Courts across New Jersey. Hartmann reviews police reports and evidence to find weaknesses in the case. He also explains each option clearly so clients can decide with confidence. You can browse more options through our criminal defense directory. Free, confidential consultations are available 24 hours a day.
What Clients Say
Clients describe Hartmann as attentive and strategic. Many note that he treats people as individuals, not case numbers. People also value his round-the-clock availability during a crisis. They feel their rights are firmly protected.
Criminal Defense Princeton Junction — Practice Areas & Services
- DUI and DWI defense — challenging traffic stops, breath tests, and field sobriety procedures.
- Drug charges — defense against possession, distribution, and trafficking allegations.
- Weapons offenses — handling New Jersey’s strict firearm and mandatory-minimum cases.
- Expungement — clearing eligible records so clients can move forward.
Frequently Asked Questions
How much does a criminal defense lawyer cost near Princeton Junction?
Fees depend on the charge and complexity of the case. Many attorneys offer flat fees for municipal matters. Hartmann provides a free initial consultation to discuss your situation.
Which court will hear my case in this area?
Minor offenses go to local Municipal Court, while indictable crimes are heard at the Mercer County Superior Court at 175 South Broad Street in Trenton. Your lawyer appears with you at each stage. Early representation matters.
Can a first-time charge be kept off my record in New Jersey?
Eligible first-time defendants may qualify for Pretrial Intervention or a conditional dismissal. Completing the program can avoid a conviction. An attorney can confirm whether you qualify.
Quick Facts: Criminal Defense in Princeton Junction, New Jersey
- State courts: New Jersey criminal matters move through Municipal and Superior Courts statewide — NJ Courts, Municipal Division
- Diversion option: Pretrial Intervention can lead to dismissal for eligible first-time defendants — N.J.S.A. 2C:43-12
- DWI penalties: Even a first NJ DWI can bring fines, an ignition interlock, and license consequences — N.J.S.A. 39:4-50



