Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the following Registration Statements:
of our reports dated February 20, 2025, with respect to the consolidated financial statements, the financial statement schedule and the effectiveness of internal control over financial reporting of Ryerson Holding Corporation and Subsidiary Companies, included in this Annual Report (Form 10-K) of Ryerson Holding Corporation and Subsidiary Companies for the year ended December 31, 2024.
/s/ Ernst & Young LLP
Chicago, Illinois
February 20, 2025