Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statements No. 333-145815, 333-169321, 333-179761, 333-190665, 333-190666 and 333-218867 of our reports dated February 27, 2018, relating to the consolidated financial statements and financial statement schedule of TriMas Corporation and subsidiaries, and the effectiveness of TriMas Corporation’s internal control over financial reporting, appearing in the Annual Report on Form 10-K of TriMas Corporation for the year ended December 31, 2017.

/s/ Deloitte & Touche LLP

Detroit, Michigan

February 27, 2018