Fiserv Customer Service Contacts

Fiserv is an American provider of financial services technology. It is headquartered in Brookfield, Wis.

How to reach a person at Fiserv

Main: (800) 554-8969

Customer service:  (262) 879-5000

Toll Free: (800) 872-7882

Fiserv Responsiveness rating


The Elliott Responsiveness Rating scores companies based on how responsive they are to customers. Here's more information about our ratings.

What you need to know about Fiserv

The company responds to most customer complaints in a satisfactory manner.

How to resolve a problem with Fiserv

This guide on how to solve a customer service problem will help you resolve most problems with the company. You can also refer to the executive contacts below or contact our advocacy team directly.

Note: If you’re having customer service trouble, please use our proven methods for fixing any consumer problem before contacting a manager.

Fiserv mailing address

255 Fiserv Drive
Brookfield, WI 53045

Fiserv social media channels


Fiserv executive customer service contacts

Primary Contact
Steve Tait
Chief Sales Officer
255 Fiserv Drive
Brookfield, WI 53045
[email protected]

Secondary Contact
Guy Chiarello
Chief Operating Officer
255 Fiserv Drive
Brookfield, WI 53045
[email protected]


Chief Executive
Frank Bisignano
255 Fiserv Drive
Brookfield, WI 53045
[email protected]

Frequently asked questions about Fiserv

What does Fiserv do?

The company serves banks, credit unions, leasing and finance companies, and retailers. Fiserv provides software platforms to enable banks to manage account opening, deposits, withdrawals, loans, customer information management, and general ledger and accounting tasks.

How can I contact Fiserv customer service?

Does Fiserv have an online contact form?

Yes, you can find the online contact form here.

How can I get a refund from Fiserv?

Yes, as a consumer, you can request a refund from Fiserv. You can send a Refund message from your ePOS system to get either a partial or full reimbursement of a previous payment. Usually, this is done on the next business day. If the original payment transaction hasn’t been settled yet, then a reversal should be sent instead.

How to get professional help with your Fiserv problem

If you need help with Fiserv, you can contact our advocacy team or just click the "Get Help" button. For immediate assistance, you can also send us a message on our Facebook group. Note: We do not charge for our advocacy.

Get Help