Microsoft Solution
SharePoint Server :
BDC, Forms, Excel Services, IView, BSP.
Windows Presentation :
Foundation, Silverlight.
Microsoft Mobile Platform
Office Client :
Outlook, Word, Excel, Silverlight, WPF, InfoPath

K2 Blackpearl, K2 Blackpoint, Microsoft Workflow Foundation
Microsoft BizTalk
Microsoft Dynamics ERP
Microsoft Dynamics CRM
Windows Server Microsoft
Lync (Office Comunicator)
Microsoft Exchange Server