Searching for "macos hosting", here are the first seven links I found:
XCLOUD - macOS Cloud Hosting - https://xcloud.me
XCLOUD is an enterprise-class IaaS for macOS. It is perfect for developers and companies that need to run one or hundreds of dedicated macOS VMs in the Cloud. In fact, each XCLOUD instance is a dedicated virtual machine running macOS version of your choice .
MacStadium | Apple Mac Infrastructure & Private Clouds - https://www.macstadium.com
MacStadium is the only provider of enterprise-class Apple Mac infrastructure. Whether you need to deploy a private cloud for large-scale CI/CD or just need a single Mac mini to test your iOS app, MacStadium has a solution for all of your Mac development needs.
MacHighway | Mac Web Hosting | Website Builder & VPS Hosting - https://www.machighway.com
MacHighway's renewable energy initiative means that not only do we reduce our environmental impact, but you do, too - simply by choosing us as your hosting provider. We purchase enough wind energy credits from Renewable Choice Energy to cover what our servers, network center, and offices use.
macOS Server Hosting - Colocation America - https://www.colocationamerica.com/dedicated-servers/mac-os-x...
Colocation America has a dedicated server for all the Mac heads out there that are looking to run the latest Mac Operating System (OS) server hosting with their favorite operating system. Reap the benefits of Apple's latest macOS with its airtight security features and its world renowned user-friendly interface.
CloudXMac - Mac VPS macOS VPS Cloud - https://cloudxmac.com
High-quality macOS VPS with incredible support from multiple locations around the world.You can connect to the macOS VPS from any devices to use iMessage, develop iOS and Xcode applications, run any MAC software and more!
HostMyApple: Mac VPS cloud Hosting of macOS - https://www.hostmyapple.com/macvps.html
With up to 8GB of RAM and the option to expand storage HostMyApple offers powerful and affordable Mac VPS hosting. With no hardware to purchase, running your own macOS server is an easy choice for anyone looking to host their own website, share files, run mail services or develop iOS applications, all with the power of macOS Mojave.
macOS in the cloud. - Mac mini Hosting & Colocation - https://www.macminivault.com/try/
macOS in the cloud. We specialize in hosting Macs in data centers. Our two data centers (Milwaukee and Phoenix) host thousands of Macs. We have high density cabinets for both the Mac mini and Mac Pro.