ACCPACcrm - is a comprehensive, online customer relationship management solution (CRM) that includes marketing, sales, and customer care modules.

CRMdesk - Automates online customer support and knowledge base creation through the Internet. It is a highly efficient technology solution for companies looking to dramatically improve quality and reduce costs of Web-based customer support.

Salesforce.com - salesforce.com's CRM OnDemand allows organizations to easily share customer information immediately.