Ecovyst (ECVT) - 2023 Q4 - Annual Results

Exhibit 99.1 Ecovyst Reports Fourth Quarter and Full Year 2023 Results MALVERN, PA, February 28, 2024 -- Ecovyst Inc. (NYSE:ECVT) ("Ecovyst" or the "Company"), a leading integrated and innovative global provider of advanced materials, specialty catalysts and services, today reported results for the fourth quarter and full year ended December 31, 2023. Full Year 2023 Results & Highlights Fourth Quarter 2023 Results & Highlights Ecovyst results reflect continuing operations for the Ecoservices and Advanced Ma ...