Security Capital Assurance To Host Inaugural Investor Day on May 17, 2007

NEW YORK, May 7 /PRNewswire-FirstCall/ -- Security Capital Assurance ("SCA" or the "Company") will host its inaugural investor day on Thursday, May 17, 2007 from 7:00 a.m. to 1:30 p.m. Eastern Time at the Hilton New York, located at 1335 Avenue of the Americas in New York City. SCA's president and chief executive officer Paul S. Giordano and his executive team will provide an in-depth discussion of the Company's business and long-term operational and financial strategy.

In addition to remarks presented by Mr. Giordano, the investor day will feature presentations by the executives listed below.

-- Alistair Buchan, Co-Head of Power & Utilities Group, XLCA -- Tom Currie, Chief Risk Officer, SCA and Chief Underwriting Officer, XLFA -- Steve Czark, Head of Commercial Asset-Backed Securities, XLCA -- Cassie Lau, Head of Consumer Asset-Backed Securities, XLCA -- Alberto Ramos, Head of Global Infrastructure, XLCA -- Tom Randazzo, Head of U.S. Public Finance, XLCA -- Sohail Rasul, Head of Collateralized Debt Obligations, XLCA -- David Shea, Chief Financial Officer, SCA -- Dave Stortz, Head of Specialized Risk, XLCA

Their remarks will be accompanied by slide presentations and will be available to the public via webcast beginning at 8:00 a.m. ET and ending at approximately 1:15 p.m. ET.

To access the live webcast of this event, please go to the "Investor Relations" section of SCA's corporate website: http://www.scafg.com/ under "Webcasts & Presentations." Additionally, individuals can access a listen- only call of the investor day by dialing [phone] in the U.S. or [phone] internationally. Please ask to be connected to "SCA's Inaugural Investor Day" and provide the following passcode: 8763821.

A replay of the investor day presentations will be available by webcast for four weeks beginning at 3:00 pm Eastern Time on May 17, 2007, and can be accessed on the Company's "Webcasts & Presentations" section of SCA's corporate website or by dialing [phone] in the U.S. or [phone] internationally. The passcode for replay participants is: 8763821.

About Security Capital Assurance

Security Capital Assurance Ltd is a holding company domiciled in Bermuda and listed on the New York Stock Exchange whose operating subsidiaries provide triple-A rated credit enhancement for financial obligations in the domestic and international capital markets. SCA operates through two principal subsidiaries -- XL Capital Assurance Inc., which provides financial guarantees to debt issues, and XL Financial Assurance Ltd., which provides reinsurance to financial guarantee insurers. These companies have each been assigned the highest possible financial strength ratings by the major credit rating agencies: Aaa by Moody's Investors Service, AAA by Standard & Poor's Ratings Service, and AAA by Fitch Ratings. For more information please visit http://www.scafg.com/ .

Contacts Investors Media Frank Constantinople Catherine Jones [phone] [phone]