To deploy COM DLLs you must build a CAB and LPK file. Please vist our forum post to learn more about these files, how to create them, and how to trouble shoot you application should it fail to deploy properly: http://support.leadtools.com/SupportPortal/desktopmodules/viewarticle.aspx?aid=51FAQ
To deploy.NET classes via a User Control, you must copy the .NET files to the target machine and alter the .NET security configuration settings. One way this is possible is to create a CAB which contains all the .NET DLLs and an EXE or COM object that will alter the .NET Configuration.