STA ST Paul Travelers

A.M. Best Co. has placed the financial strength rating of A- (Excellent) of Afianzadora Insurgentes, S.A. de C.V. (AISA) (Mexico City, Mexico) under review with negative implications. This rating action is a result of The St. Paul Travelers Companies, Inc.�s (St. Paul Travelers) (St. Paul, MN) [NYSE: STA] decision to sell its Mexican surety company, AISA, to Estrainver S.A. de C.V. (Estrainver), a closely held Mexican holding company. St. Paul Travelers and Estrainver have entered into a definitive sale agreement, which is subject to approval of the Mexican regulatory authorities. The rating will remain under review until the sale is finalized. For Best�s Ratings, an overview of the rating process and rating methodologies, please visit www.ambest.com/ratings. Founded in 1899, A.M. Best Company is a full-service credit rating organization dedicated to serving the financial services industries, including the banking and insurance sectors. For more information, visit www.ambest.com.