1991: Success Unlimited was founded by Dianne Werness
1993: Success Unlimited added the provision of residential support to the menu of available support services. Independent living skills training is provided for people with developmental disabilities who require minimal support to maintain their own apartments.
1996: Success Unlimited was accredited by The Council on Quality & Leadership.
2006: Success Unlimited became licensed to provide employment support services for Minnesota residents.
2014: Success Unlimited moved into their new location in the Gate City Bank building
2016: Success Unlimited began providing Independent Habilitation services for people with developmental disabilities who require a higher level of support to maintain their own apartments.