List of CAST Members

The list of CAST members is available with member permission, and displays professional practice and contact information. There are three main categories for professional members:

  1. Teacher-Supervisors – have achieved the status of ISST-CAST Teaching Member in addition to their ISST certification, and are able to provide training, supervision or advising to certification candidates.
  2. Certified Members – have completed the certification programme to become an ISST-CAST Certified Sandplay Therapist.
  3. Training Members – are currently engaged in the CAST training programme leading towards certification with the International Society for Sandplay Therapy (ISST).

The CAST Member List displays members in alphabetical order, or may be selected by member category or province.

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Maria Iosue, MSW/RSW, MA
ISST Teaching Member, Certified Sandplay Therapist, Registered Social Worker, CAST Board Member, Past President of CAST
Certified Sandplay Therapist, Teacher-Supervisor, Senior Teacher-Supervisor
Current Practice: Private & Agency Practices
Clientele: Children, Youth, Adults, Groups
Language: English
Other Language:
Practice Address:
North York, ON
Email: Email
Phone: (905) 771-5211
Website: Personal Process Therapist for Certification Candidates,Advisor to Advanced Candidates