Yes our extensions are compatible with Magento Enterprise Edition. Every functionality will work smoothly. We have clients using our extensions on Enterprise version with any issues. But, if any issue comes at your end while using our extensions on Magento Enterprise version, then we will resolve that for you. You just have to mail us at firstname.lastname@example.org and our team will help you with the issues. Whenever you purchase any of our paid extension then, you already get 3 months free support, one time free installation as well. So, we will by default resolve all your issues till your support period is active and after that you can renew your support by just paying 30% cost of the original cost of the extension. Hope this helps you.