Cloud-hosted Telephony Solutions

Ensuring your team is connected is essential. Our telephony solutions are designed to keep your team and client communication optimal, so wherever they are located, staying in contact will never be a problem.

Find out more

Our telephony solutions

gamma horizon logo

Gamma Horizon

A cloud telephony solution including managed connectivity, UK calls and handsets all for a fixed subscription fee, so there are no unexpected costs.

Gamma Horizon features:

  • No capital outlay.
  • View calls in real-time.
  • Longest waiting call.
  • Calls received.
  • Calls answered.
  • Calls abandoned.
  • Schedule tailored automatic reports.
  • Call recording.

If you want to up your telephony game, Gamma also offers advanced call centre features.

3CX logo


3CX is a cloud-hosted or on-premise telephony solution with SIP trunking that provides a dedicated PBX for more granular control and integration. With the choice of Capex, hybrid or Capex/Opex model.

3CX features:

  • On-premise phone system.
  • Hosted PBX.
  • Remote working: mobile apps.
  • Know who’s calling.
  • Take calls from your browser.
  • Free video conferencing.
  • Live chat.
  • Integrated call centre.

And that's just scratching the surface. One of our friendly technicians would be happy to talk you through the solution.


Microsoft Teams Voice

All the benefits of Microsoft Teams but with UK Voice Termination. This means that your entire communication system is under one application. With everything, you need to make calls to any number with a simple click of a button.

Microsoft Teams Voice features:

  • Audio conferencing
  • Operator Connect
  • Direct routing
  • Auto-attendant
  • Cloud voicemail
  • Call queues
  • Cloud compliance recording
  • Contact centre integration

Optimise the way your business communicates with Microsoft Teams Voice.

Want to find out more about our telephony services?

Book a Meeting

Why change your telephony system?

cost effective solution

Get a cost-effective

Windows Virtual Desktop is free. It can be used within your current Microsoft 365 environment or Windows per-user license with no additional user license costs. By moving to WVD, you can dramatically save on infrastructure costs and overheads by operating in the cloud. It's that simple.

a phone system you can rely on

A phone system you
can rely on

VoIP, or cloud-based telephony, only needs an internet connection to work. They are compatible with any computing device and, therefore, a solution you can rely on, so no matter what, you can get in contact with customers and colleagues quickly.


Streamline the way you communicate

The way your team communicate doesn't need to be a challenge. By partnering with ITbuilder, we can promise that our telephony solutions will streamline your communication processes so that everyone is better connected.

Ready to up your telephony game?

Optimise your communication today

Why ITbuilder?

wealth of experience

Wealth of experience

Your experience with ITbuilder as your managed service provider will be second to none. Our team are trained on the latest technologies and updates to ensure that your IT experience is faultless.

making you a priority

Making you a priority

You come first. Whatever you need, our team will be there to help you and offer support, advice and solutions for your business. If you need us onsite or remote, we can be there; just give us a call.

business goals

Technology catered to your business goals

We can provide custom IT solutions aligned with your business needs and goals to ensure that your business and team reap the benefits of technology. Having a strong IT foundation will be the difference between you and your competitors.

account management

Dedicated and detailed account management

You will have a dedicated team member who will ensure that you are getting the most out of your IT package and that everything is running smoothly. Regular reviews and meetings will guarantee that you are always in the loop.

Find out more about ITbuilder today.

Meet the Team

Case Studies

Read case study articles on solutions that we have successfully delivered for customers

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Simplifying Disaster Recovery with Cloud Managed Backup and Recovery Solution

Maritimo Broking Ltd is independent privately-owned broking company transacting reinsurance and insurance business across the globe and based in the City of London. With a ...

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Customer Service firm undergoes security overhaul with Managed EDR

Best Reception, a thriving outsourced customer service business based in Ware, Hertfordshire and led by owner and founder, Andy McKenna, faced a potentially debilitating setback ...

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How a media intelligence business used EDR to gain certification

Access Intelligence is a leading provider of media intelligence solutions and communication insight for public affairs, PR and communications professionals. Access Intelligence ...

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Consolidation of company IT systems in the Cloud

Read about how W Engineering, an SME business with manufacturing facilities to the north and south of London, overcame challenges to update its IT infrastructure to meet a number ...

Client Feedback


The customer service was very quick and useful as usual. Problem resolved.

Garry, Red Planet Pictures


Very helpful service, as always, from ITbuilder.

Mark, Maddox Legal


Zak was great and very helpful.

Sabina, Sidel

Our Blog

Check out our blog for more of the latest technology news and information. We publish new articles regularly and post to our social media channels when new content is published, so don't forget to follow us.

Blog Article Thumbnail

Not all Endpoint Security is created equal: EDR vs AV

In today's rapidly evolving threat landscape, cybersecurity has become a top priority for businesses of all sizes. As IT professionals, we are often asked to clarify the ...

Blog Article Thumbnail

Simplifying Disaster Recovery with Cloud Managed Backup and Recovery Solution

Maritimo Broking Ltd is independent privately-owned broking company transacting reinsurance and insurance business across the globe and based in the City of London. With a ...

Blog Article Thumbnail

Passkeys - do they spell the end for Passwords?

In the ever-evolving landscape of digital security, the concept of usernames and passwords has become as ubiquitous as the internet itself. As more aspects of our lives move ...

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