Attorney Profiles

Catherine M. Costanzo, Esq.


Boston University School of Law, Boston, Massachusetts,  J.D., 1997

Mount Holyoke College, South Hadley, Massachusetts,  A.B., 1993

Phillips Academy, Andover, Massachusetts, 1989


3  Years, Owner, Costanzo Law

10 Years Private Practice at two of the largest law firms in New Hampshire, specializing in civil rights, police liability and employment litigation, 2002 - 2012

5 Years as an Assistant County Attorney, prosecuting felonies and misdemeanors, 1997 - 2002


"A Criminal Law Playlist," New Hampshire Bar News, January 18, 2012. An analysis of criminal law issues arising in popular songs.

Chapter 9, "Rehabilitation," MCLE's A Practical Guide to Evidence in New Hampshire, 2010


Named by Super Lawyers Magazine as a 2010 and 2011 Rising Star in the area of Civil Rights/1st Amendment Law


Board of Directors and Member of the Public Policy Committee, Past Secretary and Member of the Executive Committee, Brain Injury Association of New Hampshire, 2007 - present


Attorney Costanzo has lived in New Hampshire for eighteen years and has extensive experience in the practice of law throughout the state.  Growing up, however, Attorney Costanzo lived in Italy, Cameroon, Somalia, Peru, and northern Virginia.  This experience enables Attorney Costanzo to work effectively with people from a wide variety of cultures and backgrounds.


Address : Post Office Box 2098
Henniker, NH 03242
Phone : (603) 340-1873
Email :