Microsoft 365 licensing, GCC readiness, and implementation support

Choose the right Microsoft 365 GCC plan for secure, governed work.

Compare Microsoft 365 GCC plans to select the right productivity, security, collaboration, compliance, and licensing foundation before expanding cloud services

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GCC plan fitSecurity baselineLicensing ROI

Plan selection framework

Choose the Microsoft 365 foundation before adding complexity.

This comparison helps leaders decide which GCC plan gives the organization the right productivity, security, collaboration, compliance, and support baseline before investing in add-ons, automation, analytics, or data modernization.

01User roles

Match office, field, executive, and external collaboration needs to the right license mix.

02Security baseline

Understand which plans include the controls needed before sensitive workflows scale.

03Cost and ROI

Avoid overbuying while protecting the capabilities that reduce support and rework.

04Modernization path

Plan the licensing foundation for reporting, AI, automation, and governed collaboration.

Microsoft 365 GCC Plans

Microsoft 365 for GCC is a complete, intelligent solution that empowers everyone to be creative and work together securely. Microsoft 365 for GCC is designed for large organizations, but it can also be used for medium-sized and small businesses that need the most advanced security and productivity capabilities.

Compare Microsoft 365 GCC Plans
Microsoft 365 GCC Features	Microsoft Office 365 G1 GCC License	Microsoft 365 G3 GCC License	Microsoft 365 G5 GCC License
Installed Office Suite	Not included	Included	Included
Install apps on up to 5 Devices	Not included	Included	Included
Office On-Line	Included	Included	Included
User Maximum	Unlimited	Unlimited	Unlimited
One Drive Cloud Storage	1 TB/user	5 TB/user	5 TB/user
Exchange Inbox	50 GB/user	100 GB/user	100 GB/user
Corporate Video Portal	Included	Included	Included
Enterprise Management	Not included	Included	Included
Audio Calls	Not included	Not included	Included
Phone System	Not included	Not included	Included
Advanced Analytics	Not included	Not included	Included
Microsoft Defender	Not included	Not included	Included
Defender for Endpoint	Not included	Not included	Included
Defender for Office 365	Not included	Not included	Included
Defender for Identity	Not included	Not included	Included
Advanced Compliance	Not included	Not included	Included
Office Apps	Web and Mobile Versions Only
Services

Microsoft Exchange GCC Online Plans

Microsoft Exchange GCC Online is a hosted messaging solution that delivers the capabilities of Microsoft Exchange Server as a cloud-based service. It gives users access to email, calendar, contacts, and tasks from PCs, the web, and mobile devices.

Compare Microsoft Exchange GCC Online Plans
Microsoft Exchange GCC Online Features	Exchange Online Plan 2 GCC License	Exchange Online Plan 1 GCC License	Exchange Online Kiosk GCC License
Outlook on the web1, Outlook for iOS and Android1, Exchange ActiveSync and SMTP	Included	Included	Included
POP and IMAP	Included	Included	Included
EWS application support, Outlook for Windows1, Outlook for Mac1	Included	Included	Not included
Basic Mobility and Security for Microsoft 365	Not included	Not included	Not included
Exchange Online Archiving for Exchange Online	Included	Not included	Not included
Exchange Online Archiving for Exchange Server	Included	Not included	Not included
Manual retention policies, labels, and tags	Included	Included	Included
IRM using Azure Information Protection	Not included	Not included	Not included
Microsoft Purview Message Encryption (Basic)	Included	Included	Included
Microsoft Purview Advanced Message Encryption	Not included	Not included	Not included
Microsoft Purview Customer Key	Not included	Not included	Not included
In-Place Hold, Litigation Hold	Included	Not included	Not included
Microsoft Purview Data Loss Prevention	Included	Not included	Not included
Encryption of data at rest (BitLocker), Messaging Records Management (MRM), S/MIME, Journaling, eDiscovery content search3, Transport rules	Included	Included	Included
Support for IRM using Windows Server AD RMS5	Included	Included	Included
Role-based permissions, role groups and role assignment policies	Included	Included	Not included
Delegate access and hierarchical address book	Included	Included	Not included
Inactive mailboxes	Included	Not included	Not included
Microsoft 365 Groups	Included	Included	Not included

Licensing to implementation

Turn the plan decision into a managed Microsoft cloud foundation.

Once the right Microsoft 365 plan is selected, Ataira can help translate licensing into governed collaboration, secure rollout, reporting, analytics, automation, and adoption support.

Analytics adoption Data foundations AI workflow automation

Microsoft 365 GCC plan guidance

Need help choosing the right GCC plan?

Share the licensing decision, user mix, compliance constraints, and modernization goals. Ataira will help frame the practical plan selection path.

Choose the conversation

Choose the closest licensing question so the request starts with the right context.

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