corporate website redesign

Webite project includes redesign, development,marketing and updation. Bids only from website companies that has a proven record of developing, maintaining and marketing corporate websites that can enter into contract with US clients. (php,flash, mysql) Immediate requirements: ecommerce site for selling books, magazines, posters with excellent Content management that can be exported to qbooks, excel. ALso required some customized modules. Please provide examples and portfolio of similar work preferably in the design magazine publishing