SCHN 2021 Form 10-K

95 / Schnitzer Steel Industries, Inc. Form 10-K 2021 SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. SCHNITZER STEEL INDUSTRIES, INC. Dated: October 21, 2021 By: /s/ RICHARD D. PEACH Richard D. Peach Executive Vice President, Chief Financial Officer and Chief Strategy Officer Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant on October 21, 2021 in the capacities indicated. Signature Title Principal Executive Officer: /s/ TAMARA L. LUNDGREN Chairman, President and Chief Executive Officer Tamara L. Lundgren Principal Financial Officer: /s/ RICHARD D. PEACH Executive Vice President, Chief Financial Officer and Chief Strategy Officer Richard D. Peach Principal Accounting Officer: /s/ STEFANO GAGGINI Vice President, Deputy Chief Financial Officer and Chief Accounting Officer Stefano Gaggini Directors: *WAYLAND R. HICKS Director Wayland R. Hicks *RHONDA D. HUNTER Director Rhonda D. Hunter *DAVID L. JAHNKE Director David L. Jahnke *JUDITH A. JOHANSEN Director Judith A. Johansen *WILLIAM D. LARSSON Director William D. Larsson *GLENDA MINOR Director Glenda Minor *MICHAEL SUTHERLIN Director Michael Sutherlin *By: /s/ RICHARD D. PEACH Attorney-in-fact, Richard D. Peach

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