Corporate Website W3C Standards

We have a requirement for a Company Website. The website should be built to W3C Web Standards. The site should be Accessible and dda Complient. 10 Pages, links to our other Sites. Live chat software (open Liscence). Design should compliment other site in our Portfolio. Looking for Trustworthy designer/s who can work to tight deadlines and who provide excellent value for money. Must be Good Communicator and respond quickly to Questions through email. Weekly Updates also a requiremnt. Payment after work is Completed Please. If You think you can provide the above, then please bid on this Project. Thanks.