American Pacific Corporation is a custom manufacturer of fine chemicals and specialty chemicals within its focused markets. The Company operates in four business segments: Fine Chemicals, Specialty Chemicals, and Other Businesses. The Company supplies pharmaceutical ingredients and registered intermediates to the pharmaceutical industry. It produces clean agent chemicals for the fire protection industry, as well as electro-chemical equipment for the water treatment industry. The Company is the producer of ammonium perchlorate (AP). Fine Chemicals segment is a custom manufacturer of APIs and registered intermediates for pharmaceutical and biotechnology companies. In February 2014, H.I.G. Capital, LLC completed the acquisition of American Pacific Corporation.