I am specialised in PSD to HTML which includes:-
¤ 100% valid w3c xhtml and css2
¤ Browser compatible (IE 6+, FF 3+, Opera 9+, Safari 3+) HTML5 and CSS3
¤ Device Compatible (iPhone, iPad etc...)
¤ Pixel precise
¤ SEO Semantic, Optimized for load speed (including almost all on page seo)
¤ jQuery
¤ Easy to update (Self explanatory in terms of class names+Logically structured)