First i need is your actual URL address to review the original website.
I'll send you 3 links for wordpress theme that can i use for your new website version.
All my wordpress websites are created thinking on SEO, that's no problem. I offer you a website responsive, clean and very professional.
50%: Database creation, wordpress installation, theme installation and configuration, some content added.
50% at the end.
If it's ok for you, send me a message and we can discuss about details.
Timeline could be adjusted.