Exhibit

We have issued our report dated February 19, 2016, with respect to the consolidated financial statements of Kreher Steel Company, LLC, included in the Annual Report of A.M. Castle & Co. on Form 10-K for the year ended December 31, 2015. We consent to the incorporation by reference of said reports in the Registration Statements of A.M. Castle & Co. on Form S-4 (File No. 333-180662) and on Forms S-8 (File Nos. 333-154915, 333-160942, 333-174174 and 333-188530).