Attached files

file filename
10-K - 10-K - A. M. Castle & Co.casl10k-123116.htm
EX-32.1 - EXHIBIT 32.1 - A. M. Castle & Co.casl-ex321x123116.htm
EX-31.2 - EXHIBIT 31.2 - A. M. Castle & Co.casl-ex312x123116.htm
EX-31.1 - EXHIBIT 31.1 - A. M. Castle & Co.casl-ex311x123116.htm
EX-23.2 - EXHIBIT 23.2 CONSENT OF GRANT THORNTON LLC - A. M. Castle & Co.casl-ex232consentofgrantth.htm
EX-21.1 - EXHIBIT 21.1 - A. M. Castle & Co.casl-ex211x123116.htm
Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-154915, 333-160942, 333-174174 and 333-188530 on Form S-8 and Registration Statement No. 333-210334 on Form S-3 of our reports dated April 7, 2017, relating to the consolidated financial statements of A.M. Castle & Co. and subsidiaries (the “Company”), and the effectiveness of the Company's internal control over financial reporting, appearing in this Annual Report on Form 10-K of A.M. Castle & Co. and subsidiaries for the year ended December 31, 2016.
/s/ DELOITTE & TOUCHE LLP
Chicago, Illinois
April 7, 2017

E-2