Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the registration statements (Nos. 333-274375, 333-264442, 333-265643 and 333-259755) on Form S-3 and (No. 333-260661) on Form S-8 of our report dated March 20, 2024, with respect to the consolidated financial statements of Redwire Corporation.

/s/ KPMG LLP

Jacksonville, Florida

March 20, 2024