Attached files

file filename
EX-10.20 - EX-10.20 - FISERV INCex102012312020.htm
EX-32.1 - EX-32.1 - FISERV INCex32112312020.htm
EX-31.2 - EX-31.2 - FISERV INCex31212312020.htm
EX-31.1 - EX-31.1 - FISERV INCex31112312020.htm
EX-21.1 - EX-21.1 - FISERV INCex21112312020.htm
EX-10.48 - EX-10.48 - FISERV INCex104812312020.htm
EX-10.19 - EX-10.19 - FISERV INCex101912312020.htm
10-K - 10-K - FISERV INCfisv-20201231.htm

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-143191, 333-145599, 333-188795, 333-231868, and 333-235769 on Form S-8, No. 333-229689 on Post-Effective Amendment No. 1 on S-8 to S-4, and No. 333-227436 on Form S-3 of our reports dated February 26, 2021, relating to the consolidated financial statements of Fiserv, Inc. and subsidiaries (the “Company”) and the effectiveness of the Company’s internal control over financial reporting, appearing in this Annual Report on Form 10-K of the Company for the year ended December 31, 2020.
/s/ Deloitte & Touche LLP
Milwaukee, Wisconsin
February 26, 2021