Pacific Cement Philippines, Inc. (PACEMCO) was certified to ISO 9001:2000 AND ISO 14001:2004 in December 15, 2007 by Certification International Philippines, Inc. for implementing the Integration Management System composed of Quality Management System and Environmental Management System.

On September 15, 1999, PACEMCO was certified to ISO 9002:1994 by Certification International Philippines, Inc. The company's quality management system was upgraded and certified to ISO 9001:2000 on December 12, 2002, exactly one year prior to the deadline of withdrawal of the 1994 version.