Custom Website in .Net

Looking for a Custom Website * Must include all images (can use a bunch from existing site) * Must include icons and other images to complete site. We have logo and marketing materials to help. * You must program all functionality * Must be SEO Freindly * Must include custom e-commerce checkout process - This is for Business phone service - The customer will enter phone numbers to transfer to our service - You must capture all their information in the order * When checking out customer will go through a 4 step process that must be simple and flow nicely - first they will see the available phones and must select the quantity of each one they want and click Next - Then they will add networking devices (another category of products) - Then they will enter any phone numbers they are porting to our service or select Need New Numbers - Then they will enter shipping/billing information. The site must also have the following functionality - must have blog component - must have admin section for maintaining customers and orders and phone nujmbers - must be secure *** MUST BE VERY SECURE *** with ip blocking if 3 login in correct - must be able to easily add new pages - must be full screen and mobile responsive - must have a tools page with a bandwidth speed test integrated for customers to check their speed and determine how many phones they can support (i will give calculation) You can build this site off a platform that provides all the backend functionality but it should not be wordpress or other website platforms that are limited with functionality. You should also be available for regular updates and maintenance.