Solving eBusiness

Business Apps


Business Application Development

Development Tools

  • Microsoft Visual Studio (all versions from 2003 through 2012)
  • Microsoft SQL Server (versions from 2000 through 2012), SQL Compact
  • SQL Reporting Services
  • Microsoft Visual Source Safe, Subversion
  • Object-relational mapping (ORM) tools such as: Solution Design LLBLGen,  Microsoft Entity Framework
  • Microsoft Visual FoxPro, Microsoft Access


Porter Willis develops for a range of platforms including desktop (Winform), web (ASP.NET), and mobile devices (Windows Mobile 5 and Windows Mobile 6), utilizing the .NET framework. We provide software for iOS (iPad/iPhone), Android and Windows Mobile devices. Our primary web platform is ASP.Net using both traditional web forms and MVC. as well as iOS.

  • C#
  • VB.NET
  • HTML / CSS / Javascript
  • JQuery
  • ASP
  • Visual Basic (VB)
  • Visual FoxPro
  • VBA (Access, Excel, Word)


  • n-Tier development separating the user interface, business logic, and data access layer to ensure easy reuse of core business processes and ease of code maintenance in the future
  • Service Oriented Architecture (SOA) primarily utilizing web services (SOAP and REST based)  using JSON/XML data
  • AJAX enabled technologies for web based applications
  • Multithreaded applications
  • OLE Automation allowing .NET applications to control Microsoft Word, Excel, and other applications