Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
Backblaze, Inc.
San Mateo, California
We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated May 11, 2021, except for “Stock Split” paragraph of Note 2, as to which the date is November 2, 2021, relating to the financial statements of Backblaze, Inc., which is included in the Company’s Registration Statement on Form S-1 (No. 333-260333), as amended.
/s/ BDO USA, LLP
San Jose, California
November 12, 2021
