IPhone/Android app required for Map searching website

I have an existing site here - [login to view URL] I would like to build mobile app version. Here are the wireframes - [login to view URL] We have built a REST web service which provides the following methods; Search(keyword) GetNearbyLocations(lat, long) GetLocationDetails (locationId) WE are looking for an mobile app developer to provide us wtih an IPhone/Android app. The main site can be used for design and styling.