Meet Your Advocates

Meet Your Attorney

JOHN G. MENNIE, ESQ

With over three decades of experience, John G. Mennie has built a reputation as a relentless trial attorney and trusted legal advocate for the injured across New Jersey. As a Certified Civil Trial Attorney — a distinction held by only a select few — John has secured over $150 million in verdicts and settlements for his clients. His career reflects a deep commitment to justice, a mastery of personal injury law, and a client-first approach that never wavers.

Meet Your Attorney

Greg S. Heizler, Esq.

Gregory S. Heizler, Esq., partner at MENNIE HEIZLER, LLC, is an accomplished and successful trial attorney with ties to the coastal community that date back to his childhood. He now calls Island Heights home, where he was elected three times to the position of Councilperson chairing committees including Public Safety and the Department of Revenue and Finance.

Meet Your Team

KELLY  M. THORNE, ESQ.

Kelly M. Thorne is a rising legal advocate whose passion for justice and commitment to her clients define her approach to personal injury law. With a background rooted in hands-on litigation support and courtroom experience, Kelly brings clarity, empathy, and fierce representation to every case she handles. At MENNIE HEIZLER, LLC, she focuses exclusively on helping injury victims seek full compensation after accidents and acts of negligence.

Here’s How It Works

Your Consultation

You’ll speak directly with one of our attorneys to go over what happened, answer your questions, and explain your options.

Our Investigation

We begin gathering records, consulting experts, and preparing your case behind the scenes — so you can focus on recovery.

Claim Development

Whether it involves medical providers, law enforcement, or expert witnesses, we coordinate everything needed to build your strongest possible claim.

Let’s Meet

Your First Consultation is Free

You deserve confidence in your legal team. That’s why the attorneys at Mennie Heizler, LLC offer a free consultation—no pressure, no obligation. It’s your opportunity to ask questions, understand your rights, and see if we’re the right fit to fight for your case.



Call today to schedule your consultation and find out how we can help you move forward with strength and clarity.

From the first phone call to the final resolution, we work to make sure you feel informed, supported, and protected.