Jarrett Walker & Associates LLC, 1021 SE Caruthers St, Portland, OR 97214, US

Tsongas Litigation Consulting Inc. is one of the leading full-service trial consulting firms in the United States. Founded in 1978, the company s expertise lies in assisting attorneys and organizations in preparation for trial, mediation, and arbitration. It provides a full range of research and consulting services, including case strategy, community attitude surveys, pretrial jury research, key issue identification, case theme development, witness preparation, jury selection, courtroom visuals, opening statement/closing argument and post-trial juror interviews. It has memberships with American Judicature Society (AJS), American Association for Public Opinion Research (AAPOR), American Society of Trial Consultants (ASTC) and Demonstrative Evidence Specialists Association (DESA).