Hammerman Rosen LLP is a boutique New Jersey law firm founded by attorneys Marvin J. Hammerman and Matthew J. Rosen to provide quality legal representation, concierge legal service and tailored legal advice to individuals, families and small businesses in New Jersey. The Attorneys of Hammerman Rosen LLP are focused on dispute resolution through mediation or litigation. Whether you have been injured in an accident, or are going through a divorce or family issues, or if you are facing criminal charges or traffic violations, we work to understand your unique situation and objectives - to identify and explain your legal rights and claims - and assist you in achieving your legal goals, quickly and efficiently. And we never charge for your initial consultation.

We Provide New Jersey Concierge Lawyering

We are More than just lawyers: we are litigators / mediators / counselors-at-law

As LITIGATORS, the attorneys of Hammerman Rosen know the Court system and Court procedures, and how best to fight for/defend your legal rights. 

As MEDIATORS, we know the art of negotiation, and psychology behind it, and use our knowledge and experience to efficiently settle your legal claims. 

As COUNSELORS, we want what is in your best interest, and strive to provide you with sound and tailored legal representation and legal advice. 

WE OFFER ON-Demand Legal Representation and advice

We Serve as your primary care attorney

Consider the attorneys of Hammerman Rosen LLP as your primary care attorneys. Just as you have a primary care physician for your medical issues, you should have a primary care attorney for your legal issues. We are at your service to discuss whatever legal matters you may have, and make ourselves available beyond conventional attorney hours, because we know legal problems don't just arise 9am to 5pm. We have a broad core competency, and have successfully resolved a variety of complex legal matters, from municipal court to appeals, but also have developed a network of attorneys to refer more specialized cases to. Contact Hammerman Rosen LLP today.

Hammerman Rosen LLP

Hammerman Rosen LLP | Primary Care Attorneys

 The Attorneys of Hammerman Rosen LLP handle a variety of core areas of law including family conflict and divorce law, personal injury and accident law, consumer protection law, criminal and traffic defense, elder care and trusts and estates. We represent clients, families and small businesses in New Jersey with civil, criminal and family litigation in State Court, Family Court, Chancery Court and Municipal Court. 

You have a primary-care physician for medical issues. Consider us your primary-care attorney for legal matters.

concierge legal service lawyers new Jersey

Hammerman Rosen LLP offers Concierge Legal Service

Hammerman Rosen LLP offers convenient hours, flexible meeting times and locations, and on-demand access to legal expertise. We strive to provide the highest level of support from beginning through end of your legal matters, around your schedule. 

Hammerman Rosen LLP's founding attorneys Marvin J. Hammerman and Matthew J. Rosen believe that legal representation should be a results-based business, and strive to keep their clients thoroughly informed, comfortable and confident throughout their legal matters. 

Hammerman Rosen LLP serves northern New Jersey, including Morris County, Essex County, Passaic County, Bergen County, Union County, Middlesex County, Hudson County and surrounding areas. 

Client Testimonials

"Mr. Hammerman is a very intelligent, highly skilled, and aggressive attorney. He does his utmost for every client he represents."

"Mr. Rosen knows his law extremely well and is an excellent fair and very understanding lawyer! Mr. Rosen was able to explain in detail the pro and cons of each answer!"

Marvin J HammermanReviewsout of 23 reviews
Matthew J. RosenReviewsout of 20 reviews
9.8Marvin J Hammerman

Our Professional Legal Services

Personal Injury Accident Lawyer | New Jersey Essex Morris County NJ | Hammerman Law Group.jpg

Personal Injury and Accident Law | NJ

If you've been involved in any type of accident, we strive to maximize recovery for your injury and/or property damage. Our attorneys have represented numerous Plaintiffs in personal injury lawsuits, including automobile accidents, construction accidents, and slip and fall accidents. Hammerman Rosen LLP is committed to getting you the compensation you expect and deserve for your injuries. 

We are New Jersey Personal Injury and Accident Lawyers.


Consumer Protection Attorneys | NJ

If you have been the victim of a deceptive or unfair business practice, the New Jersey Consumer Fraud Act provides that a successful Plaintiff is entitled to triple damages, and the payment of attorney's fees and costs.  Consumer Fraud comes in many forms, and the attorneys at Hammerman Rosen LLP can use the CFA as a powerful tool on your behalf against malicious business. 

New Jersey Consumer Protection Lawyers combating consumer frauD.

Criminal Law / Criminal Defense / Traffic Ticket Lawyers | NJ

 If you have been arrested for a criminal offense or received a motor vehicle summons or DUI / DWI, you may be facing high fines, costly insurance points, possible license suspension and/or jail time. Hammerman Rosen LLP has successfully represented many clients charged with criminal and motor vehicle offenses in municipal and superior court.  The attorneys of Hammerman Rosen LLP will fight to have your charges and/or tickets dismissed, or downgraded, and can also greatly reduce your time spent in Court.


Family Law and Divorce Attorneys | NJ

We provide family law, family conflict and divorce legal representation, including family medication. We handle divorce proceedings, child custody matters, spousal support applications, child support applications and urgent orders to show cause. We particularly encourage alternate dispute resolution and mediation in resolving family legal matters because all too often there are intense and identifiable emotions behind litigation, and it is often in the parties best interest to pursue settlement over protracted litigation. 


New Jersey General Litigation, Family Law and Criminal Defense Lawyers

We handle a variety of legal matters in morris county, essex county, bergen county, middlesex county and various municipalities across New Jersey including Montclair, Caldwell, North Caldwell, Livingston, Parsippany, Fairfield, Cedar Grove, Bloomfield, Belleville, Nutley, West Orange, Boonton, Boonton Township, and many other towns. 


Hammerman Rosen LLP

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