CRMfusion - CRMfusion is a suite of data quality and data integration tools that integrate well with Salesforce.
Clearbit - Clearbit provides Business Intelligence APIs
ImportBuddy - It gives you a very easy solution to Add/Update CSV data into any standard or custom object of Salesforce without leaving Salesforce.com
Lead411 - Lead411 is the Top B2B Marketing & Sales Intelligence data platform for prospecting, contact enrichment, Bombora intent and list building. Get Verified Emails, Direct Dials and Company Intel to improve your sales pipeline.
DataArchiva - The Next-Gen Data Management Platform for Salesforce
UpLead - Access our accurate and real time verified B2B database to drive growth. With built-in email verification, UpLead is the leader in high quality business contact data. Start your free 7-day trial today!