Mace Polymers & Additives Inc., Logo

Specializing in Custom Design & Manufacturing

For Assistance:
(508) 943-9052

About Us

Mace Polymers & Additives Inc. was founded in 1965 in Connecticut, moving to its current facility in Dudley, MA in 1984. In 2009, Mace Polymers became a wholly owned subsidiary of Protex International, a French firm based in Paris that is 100% private and financially independent.

Protex International is a medium-sized independent company with a turnover of more than $220 million US. Established in 1932, its business is to develop, produce and market chemical and biochemical specialties for manufacturers in the chemical and other industries through a large number of subsidiaries.

For additional information on Protex International, please visit

PROTEX INTERNATIONSThe Dudley plant is also home to
CHARTWELL INTERNATIONAL INC. (Adhesion Promoters) and  PROX-CHEM AMERICA (Coatings Additives).