Law enforcement officers do not have the unrestricted ability to gather evidence in any way that they see fit. The Fourth Amendment of the Constitution protects all citizens, including those suspected of committing a crime.

John W. Hartmann, Esq. is a former state representative, a former prosecutor, and a respected criminal defense lawyer based in West Windsor, Mercer County, New Jersey. Hartmann is dedicated to ensuring that his clients’ rights are protected, including the right to be free from unreasonable search and seizure.

Aggressive Advocacy For Individuals Pulled Over Without Probable Cause

John W. Hartmann, Esq. will relentlessly pursue justice on behalf of his clients. That begins by conducting a comprehensive investigation into their case to ensure that their constitutional rights are protected. We have extensive experience crafting persuasive arguments that successfully exclude illegally obtained evidence from trial, giving our clients the justice they deserve.

We have extensive experience working on state and federal criminal cases that involve:

  • Searches without a valid warrant
  • Warrants issued without probable cause
  • Traffic stops conducted without probable cause
  • Overly broad search warrants
  • Seizures outside the scope of the search warrant


Contact me, John W. Hartmann, Esq., by calling 609-897-1111 or send an email through our secure online form. I offer free consultations. I can help you with search and seizure incidents.