Cold Email Hacks - Proven cold email templates and tactics for B2B startups
Salesforce Data.com - Data.com provides company profiles and contact information across millions of businesses worldwide.
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy
HookFeed - Customer Analytics in One Click.
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
LeadGibbon - Access millions of business contacts, with verified email addresses and phone numbers