NHCADP is made up of both individual and organizational members:
- American Friends Service Committee – NH Program
- Amnesty International USA
- Catholic Diocese of Manchester NH
- Chad Evans Wrongly Convicted Committee
- Citizens for Criminal Justice Reform – NH
- Concord Friends Meeting
- Episcopal Diocese of NH
- Hanover Friends Meeting
- League of Women Voters of NH
- Monadnock Quaker Meeting
- Murder Victims Families for Human Rights
- National Association for the Advancement of Colored People – Manchester, NH
- National Association of Social Workers – NH
- NH Alliance for Immigrants and Refugees
- NH Association of Criminal Defense Lawyers
- NH Buddhist Peace Fellowship
- NH Civil Liberties Union
- NH Council of Churches
- NH Lesbians for Peace
- NH Peace Action
- NH Veterans for Peace
- Northwest Quarterly Meeting (Quakers) of New England
- Pace e Bene
- Sisters of Mercy, NH Community
- Unitarian Universalist Association – Northern New England District
- Witness to Innocence