Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of FTC Solar, Inc. of our report dated March 21, 2022, except with respect to the matters that raise substantial doubt about the Company’s ability to continue as a going concern discussed in Note 3, as to which the date is June 13, 2022, relating to the financial statements, which appears in FTC Solar, Inc.’s Current Report on Form 8-K dated June 13, 2022.

/s/ PricewaterhouseCoopers LLP

Austin, Texas

July 1, 2022