Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the following Registration Statements:
of our report dated February 23, 2022, with respect to the consolidated financial statements of ACV Auctions Inc. included in this Annual Report (Form 10-K) for the year ended December 31, 2021.
/s/ Ernst & Young LLP
New York, NY
February 23, 2022