Full Stockholders or other interested parties may contact the Non-Executive Chairman of the Board for general inquiries or the Chair of the Audit Committee for accounting-specific concerns by calling link that is located under the caption “Company — About Cabot — Governance — Contact the Board of Directors”; or by writing to Cabot Corporation Board of Directors, c/o Alertline Anonymous, P.O. Box 3767, 13950 Ballantyne Corporate Place, Suite 300, Charlotte, North Carolina 28277.