Overview

To be a government contractor, modern businesses must comply with strict cybersecurity requirements. Eligibility for GCC High is extended to:

Microsoft created Office 365 GCC High to meet the security requirements of government agencies and contractors. In alignment, CallTower offers Microsoft Teams Direct Routing, a hub for team collaboration within required security parameters.


Key Benefits of GCC High

  1. Data Separation:
    • Customer content is separated from commercial Office 365 and Teams environments.
  2. US-Based Data Storage:
    • All customer content is saved and stored within the US.
  3. Screened Support Staff:
    • Microsoft staff members are properly screened and granted temporary access only after customer approval.
  4. Compliance:
    • Fully complies with FedRAMP High and DoD Cloud Computing Security Requirements Guide (SRG) for Impact Level 5 (L5).

Collaboration Hub within GCC High


Improve Office 365 GCC High with CallTower


CallTower’s Proven Expertise

CallTower has been delivering cloud-based Direct Routing in GCC High since 2019, supporting Microsoft 365 GCC High (MSFT 365 GCCH) for government contractors working with the Department of Defense.