Dura-Tek LLC

Since 1958 the suburban Pittsburgh Campus serves as Covestro’s North American headquarters with its premier technical center for all three business units: Polycarbonates; Polyurethanes; and Coatings, Adhesives & Specialties.

Neville Chemical Company is a pioneer and major manufacturer of Hydrocarbon Resins, with a 90-year history in the industry. They specialize in developing long-term business relationships that benefit their customers, suppliers, employees, and shareholders. Their Hydrocarbon Resins are widely used in various applications such as Adhesive and Sealants, Concrete Cure, Coatings, Inks, and Tire and Industrial Rubber products. Neville Chemical Company is known for their reliable supply of quality resins and their commitment to customer satisfaction and continuous product improvement. With a broad range of HCR Chemistry Families and grades, Neville Chemical Company offers a diverse selection of Hydrocarbon Resins. Their LX petroleum hydrocarbon resin series is ideal for printing inks, paints, coatings, rubber, adhesives, and concrete cure compounds. The CUMAR resins, produced through catalytic polymerization, are widely used as filler dispersing aids in rubber compounding and enhance tack and cohesive strength in construction and mastic adhesives. The NEVCHEM and NEVPENE families, manufactured with mixed aromatic and aliphatic petroleum feed streams, are versatile resins used in adhesive, ink, and coatings formulations. Additionally, Neville Chemical Company offers Epoxy Modifiers, C5 Resins, and Diluents to cater to various industry needs.Generated from the website

For more than 35 years Liberty Pultrusions has been a leader in the fiberglass-reinforced plastic pultrusion industry. In addition to being a leading supplier of electrical composites, the company is also a major producer of fiberglass-reinforced plastic structural shapes for use in the corrosion and construction industries. Its structural pultrusions, pultruded electrical shapes and pultruded rod are used in a wide range of applications from fiberglass cooling towers to structural supports and ladder rail channels to transformer spacer sticks. Liberty Pultrusions is a privately held company that is located in West Mifflin, Pa. The company employs approximately 50 people.