If you need to engage with your email subscribers through your CRM simply use this extension.
Import and Sync all your MailChimp mailing lists into WP-ERP CRM system and vice versa.
MailChimp is a great way for email marketing, but what if you want to use it side by side your ERP system. You can easily use it with our great and good Project Manager and HR system with it, you just need to bring your Mailchimp data to our CRM simultaneously. This add-on does exactly that.
All you need is an API key.