Leadberry - Leadberry is a web based B2B lead generation software that converts website visitors to sales leads. Powered by Google Analytics.
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
LeadGibbon - Access millions of business contacts, with verified email addresses and phone numbers
Drupe - Next generation contact manager and dialer.
LeadWorx - Automated Lead Gen for B2Bs
Simple Contacts - Contact lens prescriptions from home