150 N. Michigan Ave. Ste. 1420
Chicago, IL 60601

Mark Gruber

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Gruber Colabella & Liuzza

Contact Information

41 Lakeside Boulevard

Hopatcong NJ 07843
Work (973) 398-7500
Fax (973) 398-2592

Sussex County
49 High Street
Newton NJ 07860
Work 973 398 5700

20 Vernon Ave.
Hamburg NJ 07419
Work 973 827 0057

Practice State

New Jersey


Mark Gruber Esq. is one of the leading divorce attorneys in Northern New Jersey. Mark lectures and publishes divorce related articles. He is the author of  Family Law Practical Skills Series for the New Jersey Institute of Continuing Education. He also contributes chapters on Mediation and Arbitration in the New Jersey Family Law Practice.


Litigation, mediation, arbitration, parental alientation, family related personal injury, domestic violence


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  • Bergen, New Jersey
  • Essex, New Jersey
  • Hudson, New Jersey
  • Hunterdon, New Jersey
  • Middlesex, New Jersey
  • Morris, New Jersey
  • Passaic, New Jersey
  • Somerset, New Jersey
  • Sussex, New Jersey
  • Union, New Jersey
  • Warren, New Jersey


Mark is a graduate of University of Maryland (BS), Vermont Law School (JD), and NYU (LLM)

Legal Organizations

 New Jersey Bar Assn., Family Law Section; Sussex Bar Assn., Chair, Family Law Section; Fellow American Academy of Matrimonial Lawyers, Past President.


Certified by the New Jersey Supreme Court as a Matrimonial Law Attorney; Divorce Mediator, Arbitrator, Litigator; 2008 Recipient of the Alfred C. Clapp Award for Excellence in Legal Education.

CLE Presentations

Family Law, "The Basic Guide to New Jersey Divorce With Forms & Court Rules; Journal of The American Academy of Matrimonial Lawyers, "Cybersex & Divorce: Interception of and Access to Email and Other Electronic Communications in the Marital Home"; New Jersey ICLE, "Hot Tips in Family Law"; "Domestic Violence" Primer On Divorce Mediation"; "Using Experts In Complex Divorce Cases".


Cybersex & Divorce- Wiretapping; Parenting Alienation in New Jersey; Liability of the Divorce Litigator; Termination & Modification of Alimony; Beware of the Rambo Divorce Litigator- Let's Be Sensible!; How to Determine Child Support in New Jersey; A Social Worker's Guide to Managing Your Practice; Burden of Proof in Divorce Cases; Spying on Your Spouse; Technology for the Divorce Attorney; Unauthorized Use of Passwords & Pins in Divorce Actions; Producer and Host of Law Talk Today.

AAML National

Former member of Arbitration Committee

AAML Chapter

New Jersey Chapter President, 2007.

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