CITIGROUP INC.

Leadership: Richard Banziger, head of restructuring

Pedigree: Formed in 2004 by combining a part of leveraged finance with asset-based finance. Part of Citi's fixed-income capital markets

Services: Refinancing only

Recent deals: $2.05 billion Solutia Inc. exit financing; $60 billion GMAC Financial Services refinancing; $2.1 billion Dana Corp. exit financing; $3.5 billion Federal-Mogul Corp. exit financing; $1.2 billion Northwest Airlines Corp. exit financing