Scalable Infrastructure

By azaghly , 4 March 2026
Image
Building a Secure and Scalable Messaging Foundation for 15,000 Users

Building a Secure and Scalable Messaging Foundation for 15,000 Users

Success Story Body
Description

Teal supported the modernization of a large-scale corporate messaging environment serving over 15,000 users. The initiative upgraded a legacy Exchange infrastructure to a future-ready, secure, and highly available messaging platform, ensuring operational continuity, strengthening the organization’s security posture, and improving the end-user experience.

Title
Delivering a modern, secure, and always-on messaging experience at scale
Description

Modernize the corporate messaging environment for 15,000 users by upgrading from Exchange 2016 to Exchange Server SE, strengthening security and compliance, improving reliability and performance, reducing operational complexity through automation, and ensuring high availability and data protection to support long-term business continuity.

Title
Objective
Key Metrics Items
Value
10%
Title
reduction
Subtitle
in incidents
Value
50%
Title
reduction
Subtitle
in critical incidents
Value
99%
Title
messaging
Subtitle
uptime achieved
Value
100%
Title
accuracy in data
Subtitle
replication and zero data loss
Value
100%
Title
of security attacks
Subtitle
successfully blocked
Title
Our Solution
Solutions Cards
Title

High-availability 

Subtitle

Exchange Server SE deployment with optimized storage.

Pictogram
AI
Title

Seamless 

Subtitle

migration from Exchange 2016 with minimal user impact.

Pictogram
List
Title

Enhanced 

Subtitle

security, compliance, and email protection.

Pictogram
Processes
Title

Robust 

Subtitle

monitoring, backup, and failover for business continuity.

Pictogram
Team
Title

Knowledge 

Subtitle

transfer and operational documentation for IT teams.

Pictogram
Analyse
Title

Client Benefits

Benefit Items
Number
1
Title

Future-proof

Description

and scalable messaging platform

Number
2
Title

Reduced 

Description

operational overhead through automation and simplified administration

Number
3
Title

Faster 

Description

and more reliable user access to messaging services

Number
4
Title

Strengthened 

Description

business continuity and data protection

Number
5
Title

Enhanced

Description

compliance and security governance

Title
Technologies
technologies
Microsoft Exchange SE
Active Directory ADFS, GPO, AD Connect and Azure
Trend Micro secure Gateway
Cybereason EDR
PKI, ADCS
Text

Let's discuss how our managed services can bring operational excellence and cost efficiency to your organization.

Title wysiwyg

Ready to Achieve Similar Results?

Image
Application & Infrastructure Maintenance
Summary

Modernization of a large-scale corporate messaging environment through the upgrade to a highly available Microsoft Exchange infrastructure, ensuring secure, scalable, and reliable communication services for over 15,000 users.

Text

Delivering a modern, secure, and always-on messaging experience at scale

Tags

Listing Highlights

10% reduction in incidents across the messaging environment

50% decrease in critical incidents improving service reliability

99% messaging service uptime ensuring continuous availability

Title wysiwyg

Building a Secure and Scalable Messaging Foundation for  
15,000 Users

Solution Service
Application & Infrastructure Maintenance
Video Listing
explore-video_0.webm (2.06 MB)
Scalable Infrastructure