Robert B. Willumstad , Citigroup 's former chief operating officer , left last summer and is now a director at American International Group , after months of speculation surrounding his next move .
Robert B. Willumstad /business/person/company Citigroup
Robert B. Willumstad /business/person/company American International Group
NNP NNP NNP , NNP POS JJ NN VBG NN , VBD JJ NN CC VBZ RB DT NN IN NNP NNP NNP , IN NNS IN NN VBG PRP$ JJ NN .
Robert B. Willumstad
PERSON
Citigroup
ORGANIZATION
/business/person/company
Robert B. Willumstad
PERSON
American International Group
ORGANIZATION
/business/person/company