This announcement and the description contained herein is neither an offer to purchase nor a solicitation of an offer to sell any shares of Keystone. Contran is filling with the SEC a tender offer statement on Schedule TO containing an offer to purchase, forms of letters of transmittal and other documents relating to the tender offer. Contran intends to mail these documents to the stockholders of Keystone. These documents contain important information about the tender offer and stockholders of Keystone are urged to read them carefully. Stockholders of Keystone will be able to obtain a free copy of these documents (when they become available) and other documents filed by Contran or Keystone with the SEC at the website maintained by the SEC at www.sec.gov. In addition, stockholders will be able to obtain a free copy of these documents (when they become available) from Contran by mailing your request to Corporate Secretary, Contran Corporation, Three Lincoln Centre, 5430 LBJ Freeway, Suite 1700, Dallas, Texas 75240-2697.
SOURCE Contran Corporation