SG Corporate & Investment Banking has hired Varya Nuttall, a senior synthetic emerging market credit structurer, from Citigroup in London. Tony Venutolo, head of structured credit pricing and marketing, said she is an addition to the group and the only structurer dedicated to Eastern European and emerging markets. Other banks, including Calyon, are building emerging markets distribution. Jeff French, Citi spokesman, said she has not been replaced and her role has been absorbed by the desk.