Executive Staff
William A. Daniel
Prosecutor
James O. Tansey
First Assistant Prosecutor
David C. Hummel
Deputy First Assistant Prosecutor
Harvey A. Barnwell
Chief of Detectives
Jose Vendas
Deputy Chief of Detectives
Welcome and thank you for your interest in the Union County Prosecutor’s Office (UCPO), led by Prosecutor William Daniel, who was sworn in as the Prosecutor on July 14, 2021.

Prosecutor Daniel not only serves as the County’s chief law enforcement officer, but also as the leader of the Prosecutor’s Office.
With a staff of over 250 assistant prosecutors, investigators, forensic scientists, forensic nurses, police training experts, victim witness advocates, and civilian team-members, the Prosecutor’s Office is Union County’s largest law office and one of the County’s largest police agencies.
Together with the law enforcement executives from across the County, the members of this Office have the privilege of serving the public and are charged with promoting public safety, investigating and prosecuting criminal offenses, and doing justice.
On behalf of the dedicated staff of the Union County Prosecutor’s Office, Prosecutor Daniel invites you to visit our website and follow us on social media, where you will find information about UCPO’s many new initiatives, educational offerings, various departments, resources for the public, recent press releases, and much more.
Upcoming Events
Events Coming Soon.
Twitter Feed
Latest Press Releases
September 29, 2023Elizabeth Man Sentenced for Aggravated Assault
September 29, 2023Man arrested for August homicide
September 15, 2023Suspect Arrested In Connection Armed Gas Station Robbery Sprees
September 6, 2023Two men charged with murder and weapons offenses
August 31, 2023Public Assistance Needed in Sexual Assault Investigation
August 28, 2023Elizabeth Homicide Under Investigation
August 23, 2023Union County Prosecutor's Office Now Hiring Detectives
August 15, 2023Missing Persons Initiative
Morven Verelus
He may be staying in the Linden area. Anyone with information is urged to contact the Linden Police Department at 908-474-8500.
Darnell Davis
Last seen on July 30th. Darnell has a rose tattoo on his right arm, & a happy/sad mask tattoo on his left arm. He is possibly staying in Plainfield. Anyone with info is urged to call the Plainfield Police Division at 908-753-3360
Mission
The statutory mission of the Union County Prosecutor’s Office is to use all reasonable and lawful efforts for the detection, arrest, indictment, and conviction of criminal offenders.
As a constitutionally established law enforcement agency, the Union County Prosecutor, as the chief law enforcement officer for the County, provides leadership and supervision over the chiefs of police and municipal prosecutors with the constant goal to maintain the effective, efficient, and uniform enforcement of the criminal laws and administration of criminal justice.
The Union County Prosecutor’s Office is also committed to strengthening law enforcement’s relations with the public, enhancing the quality of life for the citizens of Union County, ensuring and maintaining the rights of crime victims, and impartially, fairly, equitably, and transparently pursuing justice for all.
The Union County Prosecutor’s Office believes in the dignity and worth of all people; and, to that end, is committed to the following:
- Providing professional, community-oriented, law enforcement and prosecutorial services;
- Protecting Constitutional Rights;
- Maintaining the highest level of ethics, morals, and integrity;
- Striving for justice and liberty for all; and,
- Leading and advancing the law enforcement community.