TRESA was formed in November 2005 by a small group of Totterdown residents keen to bring together residents in Totterdown to the benefit of the environment we live in and the things we do in it. In May 2008, TRESA became a Community Interest Company.
Annual reports for TRESA and TRESAcic are available for the following years:

• 2006 (pdf format 29KB).
• 2007 (pdf format 65KB).
• 2008/09 (pdf format 167KB). Combined years due to change to become a Community Interest Company
• 2009/10 (pdf format 293KB).
• 2010/11 (pdf format 263KB).