The last of the family connections between James Dimon and the Citigroup conglomerate built by his mentor , Sanford I. Weill , have been shattered .
James Dimon
Citigroup
/business/person/company
Citigroup
Sanford I. Weill
/business/company/advisors
PERSON
James Dimon
ORGANIZATION
Citigroup
PERSON
Sanford I. Weill