Mary Ann Aronsohn

1910 Huntington Dr., #15
So. Pasadena, California 91030
United States
Office Phone: 626-441-5131
Member since 2004
Membership Type: IACP


Mental Health Professional

Mary Ann has been working with teams to provide collaborative divorces since 2001. She has filled the roles of divorce coach, adult child specialist, child custody mediator, and case manager. She is known for her warmth and teamwork, and brings home-baked goods to team meetings.

Area(s) of Practice: Collaborative Practice, Divorce Coach, Child Custody Mediation, Co-Parenting Specialist, High-Conflict Divorce Specialist
License(s): Marriage & Family Therapist (CA)

Professional Activities

Mary Ann is an active practitioner and leader in the Collaborative movement since 2001. She has trained as a trainer with Collaborative Divorce Institute and Collaborative Divorce Education Institute. She teaches her own Co-Parenting Course since 2001.

Undergraduate Education

BA in Fine Arts from Westmont College in Montecito, CA, 1985

Postgraduate Education

Master's Degree in Educational Psychology with Emphasis in Guidance and Counseling; California State University at Northridge; awarded 1/1985

Professional Education

Ongoing Continuing Education too numerous to list, 1989 and continuing


Continual involvement with the growing practice of Collaborative Divorce in Los Angeles County, meeting with two practice groups. Many regular meetings defining protocol, case discussions, and trainings of various sorts in the field. Involved with many cases, including hybrid models of collaborative divorce. Faculty for LACFLA's Interdisciplinary training in Collaborative Family Law 2008 and continuing. Mary Ann has trained with CDI as well as at CPCal and IACP conferences.