WLK vs PSN Comparison

Westlake Corp is a manufacturer and supplier of chemicals, polymers, and building products. Its Performance and Essential Materials segment offers a wide range of essential building blocks for making products utilized in everyday living, including olefins, vinyl chemicals, polyethylene, and epoxies. Its Housing and Infrastructure Products segment produces key finished goods for building products, pipe and fittings, and global compounds businesses.

Parsons Corp is a provider of technology-driven solutions in the defense, intelligence, and critical infrastructure markets. The business activities of the group are carried out through Federal Solutions and Critical Infrastructure segments. The Federal Solutions segment is a high-end service and technology provider to the U.S. government, delivering timely, cost-effective solutions for mission-critical projects, whereas the Critical Infrastructure segment provides integrated design and engineering services for complex physical and digital infrastructure around the globe.