HSC Harsco Corporation

Harsco Corporation (NYSE: HSC) today announced that it will issue its first quarter 2023 earnings results on Wednesday, May 3, 2023 prior to NYSE market open. The Company will also host its quarterly conference call and webcast that morning beginning at 10:00 a.m. ET.

Those who wish to listen to the conference call webcast should visit the Investor Relations section of the Company’s website at www.harsco.com. The live call also can be accessed using the below dial-in details. Please ask to join the Harsco Corporation call. Listeners are advised to dial in approximately ten minutes prior to the call. If you are unable to listen to the live call, the webcast will be archived on the Company’s website.

Conference Call Details for Investors and Financial Analysts

Date: Wednesday, May 3, 2023

Time: 10:00 a.m. Eastern Time

Dial-in (US): (833) 634-5019

Dial-in (International): (412) 902-4237

About Harsco Corporation

Harsco Corporation is a global market leader providing environmental solutions for industrial and specialty waste streams. Based in Philadelphia, PA, the 12,000-employee company operates in more than 30 countries. Harsco’s common stock is a component of the S&P SmallCap 600 Index and the Russell 2000 Index. Additional information can be found at www.harsco.com.

Investor Contact David Martin1 267 946 1407damartin@harsco.com			Media ContactJay Cooney1 267 857 8017jcooney@harsco.com