Most firms on Wall Street have combined the jobs of chairman and chief executive : Richard S. Fuld Jr. of Lehman Brothers holds both titles , as does John J. Mack of Morgan Stanley and Charles O. Prince of Citigroup .
John J. Mack
Morgan Stanley
/business/person/company
ORGANIZATION
Lehman Brothers
PERSON
John J. Mack
ORGANIZATION
Morgan Stanley
ORGANIZATION
Citigroup