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Park Aerospace Corp designs develop and manufactures engineered, advanced composite materials and composite structures and assemblies and low-volume tooling for the aerospace markets and prototype tooling for such structures and assemblies. Geographically, the company derives a majority of revenue from North America and also has a presence in a company operates its business in Asia and Europe. It offers advanced composite Prepregs for Aircraft Structures and Interiors, Sigma Strut and Alpha Strut.
Arq Inc is an environmental technology company principally engaged in the sale of consumable air, water, and soil treatment solutions including activated carbon (AC) and chemical technologies. The company manufactures and sells activated carbon and other chemicals used to capture and remove contaminants for the coal-fired power generation, industrial, municipal water and air, water and soil treatment and remediation markets. Some of the products in its portfolio are Powdered Activated Carbon, Granula Activated Carbon, and Colloidal Carbon Product among others.