James E. "Jim" Grumbach

4.6 (9 reviews )

Newton Massachusetts United States

Arbitration Insurance Law Mediation

Recognized Since Recognized in Best Lawyers since 2024

617-439-4700 Website

About James

James E. Grumbach is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration, Insurance Law and Mediation.

James E., who practices law in Newton, Massachusetts, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James E. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Arbitration

Insurance Law

Mediation

Education

Boston University School of Law

Awards & Recognition

Reviews

4.6 / 5

0 Reviews

1,004 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...