ARForms is premium wordpress form builder plugin with inbuilt support of multiple email marketing system integration facility. It has support of 7 autoresponder systems which are Aweber, mailchimp, getresponse, Icontact, Constant contact, Ebizac, GVO. It supports all popular wordpress versions from 3.0 to 3.9
Demo: http://codecanyon.net/item/arforms-premium-form-builder-plugin-for-wordpress/6023165