Hyperscale public cloud providers have experienced growth rates exceeding 30% for the past few years, and their appetite for enterprise IT spend remains insatiable. Everest Group predicts hyperscalers—namely Amazon Web Services (AWS), Google Cloud, and Microsoft Azure—will seize more of enterprise IT spend as the cloud services market accelerates to 24% compound annual growth rate through 2024.

The worldwide infrastructure as a service (IaaS) market grew 29.5 percent in 2017 to total $23.5 billion, up from $18.2 billion in 2016, according to Gartner, Inc. Amazon was the No. 1 vendor in the IaaS market in 2017, followed by Microsoft, Alibaba, Google and IBM.