Informative list! I use http://remail.io/ and can't recommend it more highly. The best software I've found for automating your outbound sales activities. There are more services that provide more or less the same but for me personally, this is the best.
Great list! I’ll check out some of the tools you mentioned here. I also use http://proofy.io/ provides organization for integration with your mailing client delivering marketing information to targeted audience