Hunter - Find all the email addresses related to a domain
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
AnyMailFinder.com - Find anyone's email address
Wand.com - Wand.com is a business listing platform that will let you collect information about the required products and services.
AeroLeads - AeroLeads is a lead generation software which finds prospects with email and phone number.
N49.com - N49.com is a leading platform in Canada that provides an innovative way to engage in local business via sharing, reading, writing, and sharing reviews of it.