ULS vs MKSI Comparison

UL Solutions is a global leader specializing in a broad range of product testing, inspection, and certification services. UL Solutions is the for-profit branch out of three organizations under the UL Enterprise. TIC operations make up nearly all of UL Solutions' total revenue and are composed of two segments: industrial and consumer. UL Solutions' remaining business includes software and advisory, which complements its core TIC offerings. The firm operates globally.

MKS Inc delivers foundational technology solutions for leading edge semiconductor manufacturing, electronics and packaging, and specialty industrial applications. The company provides instruments, components, subsystems, systems, process control solutions, and specialty chemicals technology that improve process performance and optimize productivity. Its solutions address challenges of miniaturization and complexity in device manufacturing, enabling increased power, speed, and feature enhancement. MKS Inc operates through three divisions: Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Materials Solutions Division (MSD). The company operates in the United States, which generates maximum revenue, as well as China and other countries.