If you designed a page in Photoshop or Gimp the next step is to convert it into a wordpress template.
No matter if is a responsive theme or not is our business to make sure we deliver a high quality Wordpress Theme.
This theme does not cover custom plugin creation or custom development, just photoshop/gimp template to html 5 wordpress template. (although you can make a proposal )
In case you need Wordpress/Site Customization you can buy the Website Customization Service: https://www.microlancer.com/explore/website-customization/3198-website-customization