Ecovyst,

Energized by an over 200-year history as part of PQ Corporation – our company is now simpler, stronger, leaner, nimbler – and solidly positioned for growth. Ecovyst is a pure-play catalyst and services company. As catalysts for positive change, our technologies play a critical role in supporting ecological health, and propelling expansion and growth for our customers. Our long history of innovation expertise and close customer collaboration supports the development of proprietary catalysts and services across our two industry-leading businesses, Ecoservices and Catalyst Technologies • Ecoservices provides specialty grade high purity virgin sulfuric acid for a number of diverse and growing end uses. Among them are mining, particularly copper for electronics applications, production of lead acid batteries for all types of vehicles, water treatment, and agricultural products. • Catalyst Technologies business is a leader in engineering proprietary and customized technologies for cleaner fuels, emissions control and waste reduction At Ecovyst, we are prioritizing and accelerating our growing and greening initiatives, and are putting sustainability for a safer, cleaner, healthier world at the forefront of our forward strategy. At Ecovyst, we are ready for change