Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
Yesmail - Yesmail provides email marketing solutions that integrate mobile, web, and social channels for marketers.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
MailPlus - MailPlus is a Dutch-based email marketing solution provider.
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.