CGA Group , started in 1997, provides bond insurance on medium-term notes and other debt securities and liabilities issued to fund the purchase of structured finance securities.

FSA Financial Security Assurance International Ltd.: One of two joint ventures between XL and US-based FSA. Writes non-US financial guaranty business, assumes a portion of FSA's US business.

XL Financial Assurance Ltd.: The second joint venture, insures and reinsures obligations that generally have higher risk and return than other monoline insurers.

ACE Ltd.-Capital Re: Proposed merger would see ACE take over one of two major US financial guaranty reinsurers.

Global Markets Access Ltd.: Failed in March this year to raise capital through an IPO. Now seeking other sources of investment.