Hello, We are Ukrainian IT company. We can help You with add designs to a wireframe. Our developers have a lot of experience and ready to build a prototype that You can test and validate with customers. We have a hight skills Website Design, Logo Design, User Interface / IA, CMS, CRM, ERP, core PHP, HTML/CSS, PHP frameworks(Yii/Yii2, Laravel, CodeIgniter), Ecommerce, etc.
Please, review our experience here - https://www.freelancer.com/u/webbookstudio.
Waiting for Your valuable response for more detailed discussion. Regards.