Below is a list of various Sarcoma organizations which provide information & support.
Sarcoma Foundation of America http://www.curesarcoma.org/
Liddy Shriver Sarcoma Initiative http://www.liddyshriversarcomainitiative.org/
Amschwand Sarcoma Cancer Fountation http://www.sarcomacancer.org/
Jennifer Hunter Yates Sarcoma Foundation http://www.jenniferhunteryatessarcomafoundation.org/
Sarcoma Alliance http://www.sarcomaalliance.com/home.html
Kirsten Ann Carr Sarcoma Forum http://www.sarcoma.com/resources.cfm
Northwest Sarcoma Foundation http://www.nwsarcoma.org/about.html