Yes I can help you on this project, I will bot gone be use WordPress for the website, now let me know the URL of your existing website.
What will be the internal features of the site?
I have very good experience in website designing and development using WordPress, PHP, MySQL, Ajax, HTML5, CSS3, bootstrap, jQuery, JavaScript etc..
I can give you very good design and well coded responsive works. Website will be W3C validated, cross browser capabilities and well developed.
Lets discuss more details..
Regards
Esha