Adding an existing vApp into vCloud is more or less straightforward, but there are some things I would like to point out. This recipe will help you import an existing vApp into vCloud.
Obviously we need a vApp or a VM. The vApp can contain one or more VMs. The VM must be in vSphere; it can come out of VMware Workstation/Fusion or can be in an OVF (vCloud 5.5 supports OVA as well). All of this works without the vCloud Connector.
You can import an OVF template as an Org Admin, but you must be a Sys Admin to import a VM from vSphere.
There are two ways to import a VM or vApp into vCloud: directly from vSphere or as an OVF/OVA.
A VM that is already in vSphere can be added ...