CreditNet 
Provides a guide to cards for consumers, as well as credit alerts and news.
http://consumers.creditnet.comVisa International
Association that licenses member banks to issue and accept their card brand.
http://www.visa.com/
New England Bankcard Association
Provides credit and debit card issuing programs for financial institutions.
http://www.neba.com/
iCard Systems
Provider of customized payment card services and solutions.
http://www.icardsystems.com/
MasterCard
Association that licenses member banks to issue and accept their card brand.
http://www.mastercard.com
CrediCard National Bank
Private label cards issued by and only usable at stores owned by one company.
http://www.credicardbank.com
Ceridian Corporation
International information services company whose two major specialties are human resources outsourcing and credit card services. News items, overview of each of their businesses, investor information. Based in Bloomington, Minnesota. (NYSE: CEN).
http://www.ceridian.com/
TSYS Card Tech
Providing card management systems to the payment card industry.
http://www.tsyscardtech.com/
