 MALVERN, Pa.--BUSINESS WIRE--Ecovyst Inc. NYSE: ECVT, a leading integrated and innovative global provider of specialty catalysts and services, announced today that it will conduct a conference call and audio-only webcast on Friday, July 29, 2022 at 11:00 a.m. Eastern Time to review its second quarter 2022 financial results. Investors may listen to the conference call live via telephone by dialing 1 800 343-4849 domestic or 1 203 518-9765 international and use the participant code EC 