I need a Mobile App developer

I have a small scale business which I want to turn into a large scale business now located in TN and the company is based on importing and exporting Agriculture products such as Kola Nut, Gacillia Nut and Cocoa so I need a best of the best layout mobile application for it. Can you handle that for me ?. so i need you to check out this site but i need something more perfect than this if its possible http://www.agroamerica.com the mobile application would only be informational, so i need you to give me an estimate based on the site i gave you to check out, the estimate should include hosting and i want the same page as the site i gave you to check out and i have a private project consultant, he has the text content and the logos for the website.
Note:
1. I want the same number of pages with the example site I gave you to check excluding videos and blogs.
2. I want only English
3. I don't have a domain yet but she want the domain name as yourtopfarmproducess.com
4. you will be updating the application for me.
5. The private project consultant is also working on how to provide the images, logos and content for the site.
6.My budget is $10000 to $15000
URL :
http://www.agroamerica.com
Phone : (856) 946-2401
Email : [email protected]