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Qualified Multitenant Hoster (QMTH) Program

Why CPA Firms Need Secure IT Support for AI Tools

Artificial intelligence is creating new efficiencies across the accounting industry. But for many firms, the bigger question isn’t whether AI should be used—it’s how to do so safely and effectively..


September 05, 2025

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❝ After interviewing and reviewing the proposals from various IT providers, it was really a night and day comparison about price, service, and performance—Cetrom was just outshining the others on every..

- MID-SIZED ❞


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Qualified Multitenant Hoster (QMTH) Program


 

Cetrom is a Qualified Multitenant Hoster (QMTH) authorized by Microsoft to host your Windows virtual machines via Microsoft Cloud Agreement subscription or Enterprise Agreement/MPSA on dedicated or multitenant hardware. In addition, we are also authorized to host Office 365 ProPlus (including E3 and E5), Project Online Professional, and Visio Pro for Office 365 subscriptions using shared computer activation (SCA) technology.

Click here to learn more about the QMTH Program from Microsoft.

Benefits of Windows 10 Virtualization and Shared Computer Activation for Office 365 ProPlus, Project Online Professional, and Visio Pro for Office 365

Windows 10 virtualization and SCA for Office 365 ProPlus, Project Online Professional, and Visio Pro for Office 365 gives you choice and flexibility. Both allow you to take advantage of existing Windows 10 and Office 365 licensing investments when deploying to the cloud.

You are able to make a deployment choice between on-premises or Cetrom’s shared datacenter. Cetrom is an Authorized QMTH Partner, allowing you to deploy Office 365 ProPlus, Project Online Professional, Visio Pro for Office 365, and qualified Windows 10 products to your chosen cloud infrastructure solution.

Which Windows licenses purchased through Microsoft Volume Licensing (VL) programs include virtualization rights for Qualified Multitenant Hosting?

As of August 1, 2017, the following Windows licenses purchased through Microsoft Volume Licensing currently include virtualization rights for Qualified Multitenant Hosting:

  • Windows 10 Enterprise E3 and E5 per User with SA
  • Windows 10 Enterprise E3 and E5 VDA per User

Which Windows subscriptions purchased under the Microsoft Cloud Agreement Cetrom will include virtualization rights?

As of September 6, 2017, the following Windows subscriptions include virtualization rights for dedicated as well as multitenant hardware in data centers managed by Authorized QMTH Partners such as Cetrom:

  • Windows 10 Enterprise E3 and E5 (with VDI)
  • Windows 10 Enterprise E3 VDA
  • Microsoft 365 Enterprise (formerly Secure Productive Enterprise or SPE) E3 and E5

Which Office 365 products support SCA?

SCA mode works with Office 365 ProPlus, Project Online Professional, and Visio Pro for Office 365. All Office 365 plans that include Office 365 ProPlus, Project Online Professional, or Visio Pro for Office 365 are able to use SCA.

Contact Us Contact Cetrom via email support@cetrom.net or (866) 556-4357 to learn more about Windows 10 Virtualization and SCA.

 

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Cetrom provides the highest quality customer services combined with cutting-edge, affordable, and secure IT solutions built for accounting firms. Backed by award-winning managed IT services, expertise in accounting application hosting, and proven managed security solutions since 2001, Cetrom enables firms to achieve specific user, mobile, application, security, and compliance needs. 

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