Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference Desktop Metal, Inc.’s Registration Statements on Form S-8 (File Nos. 333-256722 and 333-261152) of our report dated March 11, 2021, relating to the consolidated financial statements of The ExOne Company and Subsidiaries appearing in the entity’s Annual Report on Form 10-K for the year ended December 31, 2020.

Pittsburgh, Pennsylvania

December 13, 2021