[otrs] who can install me v. 2.0??

WHO could install me version 2.0 or 2.1 or which is the newest one? I have version 1.3.2 running and want to upgrade, but since I need the OTRS for work, I cannot allow to miss one single day, so I need some professional help. I will pay. Please send your offers to marc@herms.it Thanks, Marc