WLK vs DLB 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.

Dolby Laboratories Inc. develops technologies that enhance audio and video capture, transmission, and playback, enabling high-quality experiences across movies, TV, music, sports, and more. The company designs and manufactures audio, imaging, accessibility, and related hardware and software mainly for cinema, including digital cinema servers and media encryption and packaging tools. It generates the majority of its revenue by licensing its technology, brand, and patents to device manufacturers and by selling cinema hardware and services. It operates as a single reportable segment, with revenue derived mainly from licensing and, to a lesser extent, from premium cinema technologies, across the United States and international markets.