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Card Acquiring Service

Conversion to Comerica Bank

What You Can Expect

Concluded in October 2017, CAS has transitioned service support to Comerica Bank. Comerica partners with Vantiv, the existing processing partner for CAS.

Keeping You Informed

A live webinar was held in February 2017 in which further details of this venture were presented. The webinar is posted below, and future support material will also be posted as it becomes available.

Featured Resources

CAS Conversion Program Presentation

February 17, 2017

Download Webinar Slides

CAS Program Conversion Printable FAQs

CAS Conversion FAQs


January 2017
Letter from the Director of Settlement Services informing customers on what to expect during the conversion.

CAS Conversion Introductory Letter

FAQs about the Conversion

Last modified 09/05/19