Email Marketing - set up mailchimp campaign, design and run campaign

Hello All,

This is for an ecommerce store, I need a email marketing campaign set up using mailchimp, i can give you a list of email address (of our previous buyers) also need to set up mail chimp add on in magento store

need to design a highly responsive template/campaign for store and also run the campaign with feedback and report on results.

Please let me know what you propose to do and estimated time and what you need from me.

Many Thanks