Law Firm

Solutions for Success

Tsongas Litigation Consulting, Inc. was founded in 1978 during the formative years of jury consulting.


Our mission is to improve performance in litigation.

We do this by working collaboratively with our clients, conducting research, learning, and constantly adapting. Our methodologies have strong foundations built over decades but constantly evolve.

We are a full-service trial consulting firm who endeavors to set the standard in our field every day. 

The Tsongas team works with counsel and clients in all aspects of trial preparation. We have gained invaluable experience through our work with thousands of parties, witnesses, juries and judges all throughout the United States. Tsongas’ trial consulting experience uniquely positions our firm to meet client needs in any location, on a broad range of cases to help solve wide range of problems.

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©2021 by Tsongas Litigation Consulting, Inc.

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Portland Office

319 SW Washington Street,
Suite 606
Portland, Oregon 97204
Toll Free: 888-452-8019

Seattle Office

701 Fifth Avenue
Suite 2450
Seattle, Washington 98104

Toll Free: 888-452-8019