CalCloud Email Services (CCES O365)

CalCloud Email Service (CCES O365) Hosted Exchange is an O365 Government Community Cloud environment for the State of California. The email hardware and software are housed at Microsoft data centers. CCES (CCES O365) data is replicated from the primary to the backup data center which is in a different geographic location, providing advanced security and reliability. Microsoft data centers meet a variety of industry standards and certifications including ISO 27001 and SAS 70 Type II.

Multiple Access Methods

  • Outlook Client
  • Outlook Web Access
  • Mobile Device
Multiple costing models
Customers have the option of choosing from one of the following three service bundles: G1,G3 or G4*.
Robust collaboration features Active Directory synchronization via ADFS
Geo-redundant data center architecture Self-service administration or tenant administration services offered through CDT.
Multi-layer anti-virus and spam filtering EOP Compliance with CJIS, IRS 1075, FIPPS, HIPAA
24 X 7 support Comprehensive data migration
3rd party security and audit certificates

This offering is classified as a Current Service.

CCES (O365) Model Comparison
Business-class email, calendar and contacts with 50 GB inbox.
Intranet site for your teams with customizable security setting. Corporate social network to help employees collaborate across department and locations.
Unlimited online meetings, IM and HD video conferencing up to 250 participants. Includes Skype for Business applications.
Personal File storage and sharing with 1 TB storage per user.
Online versions of Office including Word, Excel, PowerPoint, and more.
Fully installed Office applications Word, Excel, PowerPoint, Outlook Publisher and OneNote on up to 5 PCs or Macs per user.  Office on tablets and phone for the full, installed Office experience on up to 5 tablets and 5 phones.  Up to 15 Office suite installs per user.
Archiving with unlimited storage, Rights Management document level encryption, Data Loss Prevention, Email Encryption and eDiscovery.
Unified Communications to make calls using a PC or mobile device (iOS, Windows Phone, Android) and enhance PBX phone system with the enterprise call capability of Skype for Business.

* License Restriction
The O365 G4 service bundle includes Unified Communication tools, which is offered as part of CALNET 3 contracts.  Specifically, CALNET 3 Categories 1.2 and 2.0, offer Collaboration and Unified Communication tools that provide comparable functionality included in the O365 G4 service bundle. Since CALNET 3 is mandatory for Executive Branch agencies, the O365 G4 bundle is only available to the following:

  • Non-Executive Branch customers (e.g., constitutional offices, local government, higher education organizations, etc.)
  • Departments with approved on-premises PBX systems.

If you need assistance in determining your eligibility to procure the G4 service bundle, please contact your CDT Account Lead.

CalCloud: Email Services (CCES O365) is a vendor managed and hosted email service option to support the State of California’s email environment. This vendor hosted solution is currently provided by Microsoft in the O365 Government Community Cloud. CCES (O365) is a cloud computing based service with email services provided to its customers over the Internet. All infrastructure (hardware and software) for the CCES (O365) email system is managed by the vendor.


CCES (O365) offers 50GB mailboxes. Access to CCES (O365) is through an Outlook Client, Outlook Web Access (OWA), or mobile device.

High Availability

CCES (O365) is offered through redundant Microsoft Data Centers.

Speciality Services

Migration planning and preparation are available through the CCES (O365) enrollment process if assistance is needed in the migration process.

Collaboration Tools

The CCES (O365) Collaboration Tools Suite consists of the following services:

Microsoft SharePoint Online

Microsoft SharePoint allows users to rapidly build collaboration websites. SharePoint offers a rich user experience with easy site editing, including theming and branding. It utilizes the Office Ribbon User Interface for a familiar Office experience. SharePoint offers a single platform for collaboration internally and with other State departments.

Microsoft Skype for Business

Microsoft Skype offers Instant Messaging (IM) and PC-to-PC audio and video calling as well as web meetings.


The Archive Services are built into the CCES (O365) mail service provided by Microsoft. Email may be archived and retained per tenant retention policies.

The CCES (O365) Migration Planning Services:

  1. Site Discovery
  2. Readiness Assessment
  3. Migration Planning
    • Contacts
    • Calendars
    • Email
    • Customer service validation / acceptance support

For a cost estimate for migration planning, please open a Service Request in Remedy.

CCES (O365) provides connectivity to mobile devices via native ActiveSync.

Mobile Device Management (MDM) is available through the O365 EMS suite or the Mobile Device Management solution available through the CDT service catalog.

The CCES (O365) hosted email features system redundancy, network security, physical security at the data center sites, mailbox auditing, disaster recovery at geo-redundant data centers, criminal background checks on administrators and encryption in transit and at rest. The hosted email solution holds the following security certificates:


  • CJIS, FedRAMP, IRS 1075, SSAE 16 Type II, HIPAA Customer Ready
    ISO 27001, FIPPS

Service Level Agreements (SLAs) are established between Microsoft and each CCES (O365) tenant.

99.9% uptime financially backed SLA for each O365 GCC tenant environment.

The cost of each bundle will depend on each departments current licensing. If departments already have a Microsoft Enterprise Licensing Agreement MELA with Software Assurance the cost will be lower than if a department is purchasing new.

The CDT administration rate is calculated at 6.23% of the Microsoft Office 365 Enterprise License Agreement pricing.

For Billing Guidelines, click here.


To request O365 (CCES) Migration Services:  Order Service Now

Additional Resources:

CCES Migration Enrollment Process