Simple Business pages profile directory

Hello, I am looking for a powerful yet simple web design firm pages directory. The pages have to be very simple like [login to view URL] in which companys can add the logo , description,location,rates per page and other details. In simple page it will be a single business page given to them with a unique c/o domain name example [login to view URL] THE SCRIPT MUST BE AUTOMATIC..minimum interfrence by admin The web design companies can 1) sign up with details and email address 2) On signup verification/confirmation link sent to email 3)add/edit/delete information (fields must be defined by me) 4)lost password retrieval 5)receive email by a in built form on the business page (email is anonymous and 6)users messages will directly go to company email) 6)all business pages will be static pages in html built from database companies can enter thir own titles/keywords in page for SE indexing admin feature: 1)auto installation of script 2)add/edit/delete/ban company listing 3)mass email all companies in list 4)facility for adding text ads code in signup auto confirmation / thank you emails 5) *** Must be fully html template driven with tag snippets *** NOTE: the above script must be flexible.I must be able to change fields and reuse the script for any industry .i.e web design , web hosting , dating etc The project will be in php and [login to view URL] quote lowest best rates for quickest delivery. *** If my budget is less , you can quote as per your rates. Sorry I forgot to mention users must be able to search by city & country thats it