Robin Masters. Ms Masters joined ACE in 1986. Through most of her tenure she has had oversight responsibility for the company's investment portfolio now in excess of $12 billion. Recently she was responsible for the financing of the $3.5 billion acquisition of CIGNA's property casualty operations.

"It is with very real regret that we say goodbye to Robin,'' ACE chairman & CEO Brian Duperreault said. "She has made an outstanding contribution.'' Mrs. Masters commented, "It's with a tremendous feeling of accomplishment that I look back on my career at ACE.'' A company press release said Mrs. Masters has agreed to saty with ACE until the end of May.