Merge .NET Assemblies with ILMerge

Framework v4.0
cmd: ILMerge /targetplatform:v4,C:\Windows\Microsoft.NET\Framework\v4.0.30319 /out:MyMergeApp.exe MyExe.exe MyDll1.dll MyDll2.dll MyDll3.dll

Framework v3.5
cmd: ILMerge /lib:C:\Windows\Microsoft.NET\Framework\v3.5 /out:MyMergeApp.exe MyExe.exe MyDll1.dll MyDll2.dll MyDll3.dll

Framework v2.0
cmd: ILMerge /out:MyMergeApp.exe MyExe.exe MyDll1.dll MyDll2.dll MyDll3.dll

Donwload: ILMerge from Microsoft Tools & Utilities