Business Telephone Systems
Modern VoIP solutions have completely transformed business telephony. With over 25 years’ experience in telecoms, you can trust our engineers will provide the best solution for your needs.
CTVoip
3CX Managed Business PBX
Ring Central UC Platform
Microsoft Teams Business Voice
CloudTrees’ own VoIP Solution. Perfect for smaller businesses and sole traders who need a business line without the costs normally associated with business phone systems.
For businesses that need the full functionality of a business phone system. 3CX managed platform is your own PBX hosted by CloudTree cloud environment. With a range of advanced features boost your business communications with 3CX.
For international organisations, RingCentral has a global presence for interconnecting offices in a cost-effective and efficient way. With a full UC platform, this becomes your organisations’ central communications hub.
Your phone system can now be integrated into MS Teams with Direct Routing you can benefit from using Teams for all your internal and external communications.

BT has announced that all ISDN services will be switched off in 2025, businesses should already be planning for the change. Switching to a VoIP solution or by connecting your existing phone system using SIP Trunks will ensure you are ready.
CloudTree can advise and provide the best solution for your business, thus future-proofing your communications platform.
CTVoip - Hosted VoIP telephone lines
CloudTrees’ own VoIP solution, hosted in our private Cloud Environment provides a simple and hassle-free solution for people and businesses needing a second business telephone line. With one simply price and no long contracts, you can simply add/remove phones on a monthly basis as your business needs change. Every line comes with voicemail-to-email and a range of other features. Runs from your desktop browser, via a mobile app or even purchase a deskphone, which ever suits your needs. We can even port your existing number into the system so no need to worry about loosing your number!
- With no physical phone lines, you are free to take calls wherever you are working.
- Bring your existing telephone number across to CTVoip meaning your business just keep running as normal.
- Voicemail to email, get your calls voicemails as an attachment meaning you can keep or forward to other employees to action.
- Simple user price, with no long term contracts.
- Multiple users, make free internal calls between users, transfer calls or hold 3-way conference calls.

CTVoIP also comes with an online WebMeeting platform for free. Host your business meetings online without the need to install any software, runs in all modern browswers.
Price starting at just £6.90/month (inc Vat)
Managed 3CX Cloud PBX
3cx - the future of unified communications
CloudTree provides a fully managed Cloud Based PBX phone system from 3CX. 3CX is an open standards IP PBX that offers complete Unified Communications, out of the box.
Suitable for any business size or industry 3CX can accommodate to your every need; from mobility and status to advanced contact center features and more, at a fraction of the cost.


Slash your phone bill and communication costs

Never miss a call with Android & iOS apps

Status, Chat,
Click2Call, CRM Integration

WebRTC Web
Conferencing

Reduce your phone bills by up to 80%
Remote workers or employees on the go can make telephone calls free of charge with the 3CX softphone and mobile application. Easily connect the telephone systems of remote offices, improve communication, and make interoffice phone calls free. International DIDs and IP Telephony allow customers to call you cheaply, increasing customer satisfaction.
- Connect remote offices – eliminate interoffice call charges
- Teleworkers or traveling sales people make free office calls
- Save on monthly call costs using SIP trunks
- Leverage WebRTC & reduce 800 number phone bills
Get a free trial today

Integrated Web Conferencing - with no plugins
WebRTC technology enables video and voice communications to take place through your web browser for the ultimate collaboration tool. Participants can now seamlessly join meetings without the need to download any additional plug-ins or web conferencing software.
- Schedule a video conference on the spot, or elevate an ongoing call
- Clientless using WebRTC
- One-click video conferencing
- Eliminate expensive Web Conferencing Services
- All 3CX users licensed free of charge
- Save on call conferencing costs
- No monthly subscription fees

The web conferencing feature is included in all editions of 3CX’s Unified Communications solution for free for up to 250 participants (depends on edition).

A system That Doesn’t Break the Bank
Traditional phone systems or black box appliances are difficult to scale. Add more extensions and you are hit by licensing costs, underpowered hardware or you run out of ports. CloudTree PBXs with 3CX provides as many extensions as you need for free. Simple licenced based on the number of concurrent calls you make.
- No per extension licensing, one low price per PBX
- Hosted in CloudTree’s secure UK cloud infrastructure.
- Fully managed or self manage, no additional training is required
- Open-platform – choose your IP Phones & SIP Trunks from a range of providers
See the Status of Your Colleagues
The ability to view the status of other colleagues is a great time saver, avoiding unnecessary call transfers or voice mail tags, and makes managing and working with remote employees easier than ever. Need some quiet time to finish a project? Customize your status and prevent any annoying disturbances.
- Eliminate expensive voice mail tags
- Avoid unnecessary transfers of phone calls that irritate customers
- Visible from all 3CX Apps: Mac, Windows, iOS, Android & web

Hosted and managed by cloudtree
CloudTree hosted 3CX solution takes the headache of administrating of your phone system away. Securely located in the UK based cloud environment, your phone system is always available, worldwide. With a range of additional features we can provide everything you need to run our new 3CX phone system. Talk to us today to find out how you can benefit from all the amazing features whilst reducing your phone bills!

Get a quote today
Contact us today to discuss your telecommunication requirements. We will not oversell to you but will listen and provide you with the facts so that you can make up your mind as to which solution works best for your business needs.
RingCentral - Unified Communications Platform
Watch our short video to see how the leader in cloud communications creates and innovative business phone system.

We choose to partner with RingCentral, because they are a leading global provider of cloud-based unified communications and collaboration solutions for businesses. RingCentral’s platform goes beyond traditional on-premise phone systems, VoIP business phone service, and virtual
PBX—providing our clients with increased flexibility and cost-effectiveness.

Easy to Use

Save more

Robust Security

Scalable Solution
Increase business productivity
Boost employee productivity and IT efficiency, enabling the shift of resources to more strategic initiatives. The platform is hosted in the cloud so you don’t have to deal with outdated hardware and paying service technicians. You can work with unparalleled freedom, flexibility and efficiency, and save considerable amounts of money!