Invoca - Call tracking & analytics software
Dux Soup - Dux-Soup is a lead generation tool for LinkedIn.
CallTrackingMetrics - Know who is calling and how they found you. Maximize the return on your advertising.
CloudSponge - Companies from every industry use CloudSponge’s Contact Picker to get access to their users’ address books.
Marchex - Marchex is a mobile advertising analytics company that connects online behavior to real-world, offline actions.
BuzzBuilder - BuzzBuilder is a web-based lead generation tool that manages targeted email marketing campaigns and generates B2B sales leads.