PENTA’s clients include:
• Ash Grove Cement Co.
• Argos, Colombia
• Arawak Cement Co., Barbados
• Birlik Cimento, Turkey
• Buenaventura, Peru
• Buzzi Unicem
• Carmeuse NA
• Caribbean Cement, Jamaica
• CEC, Taiwan
• Cementos Andino, Venezuela
• Cementos Colon, Dominican Republic
• Cementos Chihuahua, Mexico
• Cementos Panama, S.A, Panama
• Cementos Progreso, Guatemala
• Cementos Sur, Peru
• Cementos Yura, Peru
• CEMEX
• Chemical Lime
• Comargo Loma Negra, Argentina
• Compañia Minera, Chile
• Continental Cement Co.
• Eagle Materials Inc.
• Essroc Italcementi Group
• Florida Crushed Stone
• Florida Rock Industries
• Graymont Lime
• GCC
• Giant Cement Co.
• Holcim, Inc.
• Lafarge
• Lehigh Cement Co.
• Minera Alumbrera, Argentina
• Monarch Cement Co.
• Ningbo Cement, China
• Portland Cement Assoc.
• Raysut Cement, Oman
• Rinker Materials (CEMEX)
• Salt River Materials Group
• Siam Cement, Thailand
• SOEICOM, Brazil
• South American Gold & Copper
• South Dakota Cement
• Southern Peru Copper, Peru
• Tanga Cement Co., Tanzania
• Texas Lehigh
• Titan Cement
• Trinidad Cement Ltd.
• TXI
• Uniland
• U.S. Lime & Minerals
• Yanbu Cement Co., Saudi Arabia
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