World Top 100 Plastics / Plastic Products Companies List by Market Cap as of August 2026

LG Chem is chemical sector company with headquarters is in South Korea.

LG Chem has 19,500 employees as on 2022.

The company has built the global network for production, sales and R&D not only in Korea but also in main bases across the world and has provided globally competitive products including ABS, polarizers and EV battery cells, raising its global position as a material supplier.

Covestro AG is a Polymer Materials company. The company is a high tech polymers are used in nearly every area of modern life and in a wide range of industries they are Automotive, construction, healthcare, cosmetics, energy, electronics, sports and leisure. It business comprises three segments that produce and continuously advance raw materials for polyurethanes and their derivatives, the premium plastic polycarbonate as well as coatings, adhesives and other specialties. The headquarters is in Germany.

FORMOSA PLASTICS CORPORATION manufacture and sells Plastic Materials and Chemical Fiber Materials. Company headquarters is in Taiwan.

It is one of the world’s largest producers of plastic resins and industrial chemicals.

As on 2022, they had 6,379 employees who operate over 20 production units in five business units - Olefins, Polyolefins, Vinyl, Specialty Polyvinyl Chloride, and Chlor-Alkali.

FORMOSA PLASTICS CORPORATION had 7.44 Billion USD annual revenue.

Manufactures engineering products related to Polymers. Headquarters is in Sweden.

AptarGroup is a Packing, Plastic products and Drug Delivery company. They manufacture plastic products needed for industries like pharmaceutical, beauty, food and beverage, personal care and home, device innovations, E-commerce capable, digital healthcare solutions, sustainable solutions and product technologies. The headquarters is in USA.

Armstrong World Industries is a Design and Manufacture Of Innovative Commercial and Residential Ceiling company. It is having about 2,500 employees and a manufacturing network of 14 facilities plus five plants dedicated to its WAVE joint venture and over $1 billion in revenue in 2019. The headquarters is in USA.