GIST Support International LTD. is a 501 (c) (3) non-profit corporation incorporated in the state of Minnesota. The website and our e-mail-based listservs are the work of volunteers (GIST patients, friends, family, and others within the community) who have chosen to donate their time and resources to make these resources possible – with the hope that they may be useful to others dealing with this disease.

Website and Copyright is hosted on servers owned by Our e-mail lists are sponsored by L-soft.

We do not accept any advertising or banner ads on our website.

GSI, GIST Support International, and logos used on this site are Copyrighted and may not be used without the express written permission of GIST Support International LTD. The GSI logo is a Service mark of GIST Support International LTD. Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017.  The written information on our site is also copyrighted.  Individuals may print out information in its original form for their private use by clicking the printer icon on each page.   Other websites are welcome to cite our website pages and to link to them if they give full credit to the original source.  Other websites may not reproduce information in its entirety from the GSI website, but they may quote small sections of material if they link to the GSI website as the source.  Other patient support websites who wish to translate information from the GSI website into the language of their own patient group should contact us at


We are a volunteer organization. GSI will not pay any subscriber, member, volunteer or relation thereof of this organization. The Operating Committee and its members agree that no person responsible for organizing, managing or maintaining the organization shall ever be paid, and this guideline shall remain in place in perpetuity and is so voted by the Founders of GIST Support International.

GSI promotes educational activites and accepts contributions to support development of patient education programs.  Any contributions designated as “designated funds” can be used only for the purposes intended by the donor.  GSI’s limited general operating budget is funded solely through non-specific contributions.

You can click to view our recent tax returns in pdf format: