(MAC) is a private holding company for three separate corporations – OMNI Oxide Corp., Addenda Corporation and PAG Holdings, Inc. The headquarters for MAC is in Indianapolis, Indiana USA. All MAC locations are ISO 9001:2000 Certified.

Addenda Corporation

Addenda Corporation, incorporated in 1999, began production of plastic additives in early 2000 at a new production facility in Brazil, Indiana. President Gary Mitchener and co-founder, Mark McCaughey combined over 50 years of very successful chemical processing experience into building the most modern and cost-efficient facility in North America.

Battery additives

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Plastic additives

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Production base

Addenda

Addenda Corporation

Addenda Corporation, incorporated in 1999, began production of plastic additives in early 2000 at a new production facility in Brazil, Indiana. President Gary Mitchener and co-founder, Mark McCaughey combined over 50 years of very successful chemical processing experience into building the most modern and cost-efficient facility in North America.

PAG

Polymer Additives Group

Polymer Additives Group (PAG) has over 40 years of experience and leadership as a manufacturer and global supplier of flame retardants and smoke suppressants. PAG joined Metals and Additives Corporation, Inc. in March 2006.

Guangzhou Addenda Chemical Co., Ltd. was established in 2011 and is a wholly-owned subsidiary of MACGroup in China. It is mainly responsible for marketing in the Asia Pacific region.

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