James E. "Jim" Grumbach

4.6 (9 reviews )

Newton Massachusetts United States

Arbitration Insurance Law Mediation

Recognized in Best Attorney USA since 2024

617-439-4700 Website

About James

James E. 'Jim' Grumbach: Recognized Arbitration, Insurance Law & Mediation Attorney in Newton, Massachusetts, United States

James E. Grumbach is a distinguished attorney recognized by Best Attorney USA in the practice areas of Arbitration, Insurance Law, and Mediation. Since 2024, he has been widely recognized for his expertise in these fields. Based in Newton, Massachusetts, James specializes in resolving complex legal disputes through arbitration, insurance law, and mediation processes.

Practice Areas

Arbitration
Insurance Law
Mediation

Awards & Recognitions

James E. Grumbach has been recognized by Best Attorney USA in the practice areas of Arbitration, Insurance Law, and Mediation since 2024.

Education & Credentials

Boston University School of Law

Bar Admissions:

New Hampshire (inactive)
Massachusetts (inactive)

Languages: English

Firms

Boston Law Collaborative LLC, where Jim practices law.

Affiliations

Boston Bar Association, Massachusetts Academy of Trial Lawyers

Location

Jim practices law in Newton, Massachusetts, United States.

Professional Philosophy

Jim E. Grumbach believes that understanding his clients' unique circumstances is the cornerstone of providing effective legal representation. He offers a personalized approach to each case, striving for results that are not only legally sound but also sensitive to his clients' specific needs and concerns.

Practice Areas

Arbitration

Insurance Law

Mediation

Education

Boston University School of Law

Awards & Recognition

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Reviews

4.6 / 5

9 Reviews

1,047 Profile Views

Laura Hernandez

Jan 06, 2026

Jim Grumbach - A True Professional and Master Negotiator

Jim Grumbach is a true professional. His negotiation skills are exceptional, and he secured a favorable outcome for me in my mediation case. I was impressed by his knowledge, expertise, and dedication...

Christopher Garcia

Jan 06, 2026

Experienced and Insightful - Valuable Legal Guidance

Mr. Grumbach’s experience in insurance law was invaluable. He offered insightful guidance and a strategic approach that helped me understand my rights and options. His knowledge was impressive, and I...

Ashley Davis

Jan 06, 2026

Excellent Attorney - Resolved My Insurance Dispute Efficiently

I was incredibly pleased with the service I received from Jim Grumbach. He expertly handled my insurance dispute, navigating the complexities with skill and efficiency. He was always proactive in keep...

Robert Wilson

Jan 06, 2026

Professional and Communicative – Good Communication is Key!

Jim Grumbach was professional, courteous, and always kept me informed about the progress of my case. He explained the legal jargon in a way that I could understand, and he was always available to answ...

Jessica Brown

Jan 06, 2026

A Truly Dedicated and Effective Advocate – Best Lawyers is Right!

From our initial consultation, it was clear that Jim Grumbach is a genuinely dedicated and effective advocate. He took the time to understand my situation thoroughly, developed a strong strategy, and...