If you can pay the $1000/m for it: http://code.google.com/premiumsupport/ http://code.google.com/premiumsupport/ It's currently tied to the per-user program, b

If you can pay the $1000/m for it: http://code.google.com/premiumsupport/ http://code.google.com/premiumsupport/ It's currently tied to the per-user program, but there's no innate reason why it has to be just for internal apps: "you can get these features by migrating your app to Google App Engine for Business. We will have a method of migrating existing applications to App Engine for Business when it launches. (Stay tuned for App Engine for Business pricing for publicly accessible Internet apps as well.)"