National Sibling Resources

Please note that the MSSN posts information about third-party sibling service providers in good faith. As such, we cannot vouch for the services these providers offer and are not liable for their acts, errors or omissions. We encourage you to contact the providers directly to evaluate the quality of their services and determine if they will be a good match for you and your family.

The Sibling Support Project is a national organization dedicated to the lifelong concerns of brothers and sisters with special health, developmental or mental health challenges.

  • The Sibling Support Project also offers information on Sibshops (recreational support groups) and features several internet listservs for family members: For a list of Sibshops in Massachusetts click here.
  • SibNet (for adult siblings) 
  • SibTeens

The Sibling Leadership Network is a national organization that provides siblings of individuals with disabilities the information, support, and tools to advocate with their brothers and sisters and to promote the issues important to them and their entire families. MSSN is a proud state chapter of the SLN.

The Arc is an organization that serves individuals and families with intellectual and developmental disabilities. Some local Arc chapters offer guardianship workshops for adult siblings as well as programming for younger siblings. To find a local chapter of The Arc, contact