Recognized Among the Boston Area’s Preeminent Litigation Law Firms

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More Than 60 Years’ Experience and Incisive Legal Advice

Jantzen & Associates, P.C., provides a full range of litigation services for eastern Massachusetts businesses, insurance carriers and individuals. Every client benefits from our personal attention, prescient advice and exhaustive case preparation, knowing that we will go to court to protect their interests!

From offices in the heart of the financial district in downtown Boston, our lawyers provide legal counsel for clients throughout eastern Massachusetts. Call 617-457-1919 or send us an email to arrange an initial no-cost consultation with one of our experienced Boston business attorneys today.


Small Business Litigation

Fiduciary Fraud/Theft


Insurance Defense


ERISA Claims


Major Bodily Injury

Criminal Defense




Our Successes and Recognition

Our litigation team combines more than 60 years of trial experience, led by founding attorney Christopher Jantzen’s 35 years of trial litigation. Since 2007, Mr. Jantzen has tried and won six consecutive jury verdicts. He has been selected for inclusion in the list of Super Lawyers by Massachusetts Super Lawyer magazine in November 2009, October 2010, 2016, 2017, 2018, 2019 and AV Preeminent from 2010 to 2015.

Whenever possible, we resolve litigation matters through skillful negotiation. However, whether representing the plaintiff or serving as defense counsel, we approach every case with proactive, in-depth preparation for trial.


Commercial Litigation Attorneys
Serving Eastern Massachusetts

Our office hours are 8:30 a.m. to 6:00 p.m. weekdays. Weekend and evening appointments are welcome. We offer a free initial consultation with no obligation. We will meet with you over the phone, in our office or at your place of business.

Call us at 617-457-1919 or use our email form to notify us of your need to talk to one of our lawyers. You may also send a fax with a brief description of your legal matter to 617-574-5050.

Interpreters are available by prearrangement

Super Lawyers
AV Peer Review Rated