Finishing touch details Wordpress website - Repost - open to bidding

My website [login to view URL] needs to be finished up. - the current twitter plugin doesn't work - I'd like a copy of the website in English with a nl/en button. I will translate and enter the texts - I'd like a 'media' button on the site where publications and press releases will be - I'd like a 'references' page where a few logos and cases can be placed. - I'd like a cleary visible button on the website that refers to the site of a subsidiary company - I'd like a button where people can sign up for newsletter And optional: I'd like a copy of the complete website for another subsidiary company with only a different background color/image. I need a PROFESSIONAL who works fast, accurate and speaks good English.