It's difficult to answer this question with the limited information. What is the workload structure that you are considering VMware HCI against AWS? Compute-intensive, I/O & storage or network intensive? If you need to keep your VMs running forever and not be bothered with…

PG &E has implemented private cloud using VMWare vRealize suit though CloudFoundry is being looked at for better capabilities. You should look at Pivital Cloud Foundry for your PAAS needs.

If you are developing custom apps: Mobile and Multi Channel using modern app dev tools and technologies and your platforms are not on Microsoft technologies than go with Airwatch, Mobile Iron, IBM Maas 360 degree for MDM. Apperian beats all of them on Mobile Applications…