(B2B and B2C) site

Hello freelancers! I have a business information web site (B2B and B2C).. i like to develop it with a good developer and i need to add some features in this... and i like to have full control of the website. [login to view URL] help for member (Chat), [login to view URL] web page sample models (member can select and edit there own) [login to view URL] webpages need SEO. [login to view URL] Login area after loging the member they has to land in my member page in that need inbox , member can identify there web page visitors detail and enquiry details member can edit there own web page content and pictures and upload videos through there my member page.. need full members control to admin, membership expiry detail, and cost of membership, membership renewal, check out and payment gateway and... many features need to create and develop.