What is Gamma Horizon?
Offering a wide range of fixed line and mobile telephony capabilities, Gamma Horizon is a full-package business communication tool that can be utilised via an easy-to-use web portal.
This Gamma hosted phone system has a number of benefits including scalability, flexibility and cost savings.
“We decided to dip our toes into the world of digital telephony with original VOIP system without expert knowledge which proved to be a challenge, however with the help of TSG and their specialist knowledge we now have a brand-new digital telephony service that works like clockwork, making it easy for us to work efficiently”
- Stephen, Commercial Manager, Construction

Why choose Gamma Horizon for hosted telephony?
Simple and futureproof
Disaster recovery-ready
Minimal capital expenditure
Truly mobile business
Potential for savings
Geography no longer a constraint
Fully managed service
Seamless migration
Ongoing support
Telephony in the cloud
With business-focused features including advanced administration and control, your IT team and customer team can banish the complication and burden of standard on-premise telephony.
Hosting your telephony in the cloud with Gamma Horizon means your employees can manage calls effectively maximising productivity.

Flexibility for any business
Gamma Horizon removes the jargon and unnecessary confusion with a minimal amount of capital required, which means it is suitable for businesses of any size that want to improve flexibility and productivity.
As Gamma Horizon is a cloud-based solution, there are no PBX maintenance costs. What's more, the solution fully integrates into a customer's mobile estate.

Simplicity
Complexity taken out of your voice system.
Fully managed service.
Fixed cost per user per month.
Flexible and Reliable
Available anytime, anywhere.
Single number reach.
Bring Your Own Device (BYOD).
Geographic boundaries removed.
Minimal downtime - none in our experience!
Disaster Recovery
No single point of failure.
Infrastructure in enterprise-grade datacentres.
Worst case – new location, new phones, same number, same configuration.
Gamma Platinum Partner
We're delighted to have recently increased our accreditation with Gamma from Gold to Platinum - the highest partner accreditation possible. This means you can be assured that you're working with experts in Gamma solutions - whether that's hosted telephony or leased lines.

- Log in to post comments
Discover how Gamma solutions could benefit your business...
On-demand webinar: 5 of your most pressing telephony questions answered
Voice services have evolved since ISDN’s birth some 30 years ago. With ISDN’s end of life in 2025, now is a great time to look at your business’ voice strategy and how you deliver services to not only your customers but also your employees.
On-demand webinar: 5 things you didn't know about mobile convergence
With hosted telephony, your workforce don't need to be chained to their desks. Enable flexible workers to operate effectively wherever they choose to work with the next generation of hosted telephony.