Welcome

Welcome to the new MATSA website.

The Massachusetts Association for the Treatment of Sexual Abusers, Inc. (MATSA) is a non-profit local chapter of the national parent organization.  It was formed in 1995 to carry out the mission of ATSA at the state level: to promote responsible assessment and treatment practices for adults with problematic sexual interests, behavior, or offending.  More about MATSA


Annual MASOC/MATSA Conference

It is hard to believe but this annual event is only a month away. Be sure you register before the workshops are filled!

The 26th Annual MASOC/MATSA Conference will be April 3-4 2024.
Registration is now open.

This year’s two-day conference is VIRTUAL featuring 18 fantastic presentations related to children and adolescents with problematic sexual behaviors and adults who have sexually abused.


Treatment Providers:

The MATSA Resource Directory offers a simple way to identify treatment providers in your area with an easy to use map.
If you are a member of MATSA and would like your information posted on this Directory please contact Timothy Sinn at tim.s@cpcamerica.com or by phone at (508) 889-0587.


Website Address Change:

Please note that the website address which previously hosted the MATSA website, MATSA.org, is no longer affiliated with the MATSA organization. We apologize for any confusion from those who have visited the current MATSA.org website and it’s content which is anathema to the spirit and mission of the MATSA organization. Please update any links to point to the new MATSA.info address