Cloud Hosted VOIP Services

Flexible, affordable and fully scalable

Reduce complexity and cost of your phone system

Why a cloud-based VoIP system for your business?

Long gone are the days of traditional phone systems with limited capabilities, onsite hardware, variable bills and high maintenance costs.

A cloud-based system means you no longer need hardware onsite that is expensive to purchase and maintain. You can take and manage calls anywhere. Not just from your desk phone, but from your computer, your mobile and other devices. All of the features you benefit from in your office can now be taken anywhere.

Our Cloud VoIP service powered by 8x8

Hosted in the cloud for ultra-flexibility, our solution provides telephony for the present day and future. With no on-premise hardware or dedicated circuits required - our systems work purely over the internet with a fixed monthly cost per user, meaning no unexpected bills and greater flexibility for your business.

Our Cloud VoIP service will provide your business with the following benefits:

  • No on-premise hardware or dedicated lines required
  • Unlimited free calls to UK landline and mobile, with options to include up to 47 other countries
  • A complete suite of telephony, unified communications and collaboration solutions
  • Integrate and consolidate disparate communications systems
  • Unite remote locations and employees with one powerful platform
  • Reduce and control communications costs with a fixed monthly cost
  • Scale quickly as needs change
  • Business analytics to manage trends, productivity and the user experience
  • Do business everywhere with mobile solutions
  • Security and compliance built in, not bolted on
  • 24/7/365 UK based support team

What's more, at Custodian, our technical and service delivery team can support you with migrating and integrating any legacy systems. Whether you need us to carry out the full migration or be on hand to assist with configuration we can provide a support plan to meet your needs.

Talk to the team today on 01622 230382 to find out more.

To find out more about the benefits of cloud-based communications read our whitepaper "Are you ready for the IDSN Switch off?"

Get a Quote

In 2025, BT is switching off its traditional phone network meaning ISDN and PSTN lines will no longer work. BT are future-proofing their communications and making the shift to VoIP (Voice over Internet Protocol).

Security and compliance: Your communications are in safe hands

Our VoIP service is built on the best of breed 8x8 platform. They are an industry leader in cloud communications holding over 160 patents, with services deployed across 15 data centres across the globe and offer the highest level of security and compliance.

Cloud Security Alliance (CSA) – Star Compliant

One of the most complete and detailed Cloud Software as a Service (SaaS) security and regulatory compliance programmes.

UK Government Authority to Operate

"Authority to Operate" (ATO) obtained from the government to work with its agencies, one of the UK's highest levels of security and compliance certifications.


Third-party HIPAA compliance validation and business associate agreements to protect against legal risk of HIPAA data exposure.

ISO 27001: ISO/IEC 27001

Certified, Internationally recognised best practise framework for an information security management system.

Secure Data Centres

Systems are hosted in highly secure data centres that maintain at least SSAE 16/18, SOC Type I and Type II, ISAE 3402, and ISO 27001:2013 standards.

Cyber Essentials+

Certified, inline with UK governments national cyber security strategy to make the UK a safer place to conduct business online.

Privacy Shield

Transact business internationally with the confidence that your communications meet the rigorous privacy shield data protection requirements.

Where to next?

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Hybrid Cloud

Combine the high performance and security of a Private Cloud with the flexibility of a Public Cloud.

Cloud Consultancy

Need some technical architecting support? Not sure what data to store where? We can help.

Cloud Storage

Reliable block level storage services via the protocol that suits you with free unlimited data transfers.

Contact Us

Do you have a question? Can't find what you are looking for? We are here to help.

Contact Us

Call us today on 01622 230382 or complete the form below