Cynthia M. Sullivan is a graduate of Boston College Law School (J.D., cum laude, 1986) and Wellesley College (Wellesley Scholar/magna cum laude, 1980).  She is licensed to practice before the state and federal courts of both Massachusetts and New Hampshire, but is no longer actively accepting New Hampshire cases.  Ms. Sullivan brings more than 30 years of diverse experience to her practice, which focuses on matters relating to family law and litigation.  Having initially worked at a small firm in Portsmouth, New Hampshire, Attorney Sullivan practiced for many years with the law firm formerly known as Ardiff & Morse, P.C. in Danvers, MA prior to establishing her own office in 2003.

In addition to her work as an advocate, Attorney Sullivan completed 40 hours of mediation training, and has been an active mediator since 2001.  Attorney Sullivan is also trained in collaborative law.

Ms. Sullivan’s professional memberships include the  Massachusetts, New Hampshire and Essex County Bar Associations.  As an active Massachusetts Bar Association member, she has served in a number of leadership positions including the House of Delegates, chair of the Legal Fee Arbitration Committee, Family Law Council, Chair of the Family Law Section Bench/Bar Committee, and editor of the Family Law Section newsletter.  Ms. Sullivan has served as a conciliator for the Essex County Bar Association conciliation program in the Probate and Family Court, and has been appointed as guardian at litem, discovery master, child’s attorney, commissioner to sell real estate, and other neutral capacities by Probate and Family Courts in several counties.

Ms. Sullivan is a member of the Massachusetts and New Hampshire chapters of the American Academy for Certified Financial Litigators, a professional association committed to enhancing the legal profession through financial education.  She was selected as a Super Lawyer in 2019, 2020, 2021, 2022 and 2023.

An active member of the community, Ms. Sullivan has served on the Board of Directors of both the Merrimack River Feline Rescue Society and the Massachusetts Probate and Family Inn of Court, of which she is a founding member.