ecommerce site design start to finish

looking for a professional eCommerce site design (its start to finish site means you will do all like logo, banner, etc.( we are open for any good open source system ) its wholesale site only . so needs to be quick order option. Like look of products and there should be a box where customer can add how many items he wants add do that for all products in page and click one add to cart. (if any confusion ask before bid.) site needs to be ready in few weeks and we can tweak later . also you have to support for 3-4 months. For bug and error fixing Customers login with password reset Wish list Promo code Order tracking within the site Add to cart option for multiple products Customer should have option to choose how many products he wants to see in page 25-50-75-100 Easy to use for wholesale Also need to have showroom type (or you can call slide show on homepage) Also product pic should open within the page End of the order before pay . multiple option like pick up at location or ups may usps ect Also customer can look at order year later to see what they order for there tax perpose ALSO READ WORD DOC FOR DETAIL. PLEASE prepare yourself for other customer changes to template, the way my client like. . that’s big requirement. Cuz we may have quite a few custom change .on how the products should look we are using hostgator for hosting