A.M. Best Upgrades Ratings of ACMAT Corporation and ACSTAR Insurance Company

Business Wire, Jan 14, 2008

OLDWICK, N.J. -- A.M. Best Co. has upgraded the issuer credit rating (ICR) to "bbb " from "bbb" for ACMAT Corporation (ACMAT) (New Britain, CT) (Pink Sheets: ACMTA). A.M. Best also has upgraded the ICR to "a " from "a" and affirmed the financial strength rating of A (Excellent) of ACMAT's wholly owned subsidiary, ACSTAR Insurance Company (ACSTAR) (Chicago, IL.). The outlook for all ratings is stable.

The upgrading of the ICRs reflects ACSTAR's strong capital position, historically strong operating performance and conservative risk management approach. The company is a provider of surety bonds for general building, specialty trade, environmental remediation and asbestos abatement contractors, lead abatement contractors and solid waste disposal contractors.

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 global full-service credit rating organization dedicated to serving the financial and health care service industries, including insurance companies, banks, hospitals and health care system providers. For more information, visit www.ambest.com.