Business Phone Services 

Lower your costs while improving your collaboration and reducing your admin overhead with our range of fully managed phone services 


What is possible with our business phone services for SMEs and Enterprises



Unified communications

Integrate telephony with instant messaging, internal and external collaboration and file sharing, video or audio conferences and presence - all through one platform 



Advanced features

Additional features include HD voice, call recording, real-time captioning, MI dashboards, AI voicemail and inline chat transcription

See more below


Flexible working

Equip your team with the ability to make and receive calls and access meetings from any enabled device, from any location, no matter where they're working



Fully managed service

Our experienced team will handle your deployment, and provide ongoing support, oversight of performance & cost management  


Always cheaper

We have never failed to save our customers money versus their previous solution, while providing modern capabilities and the flexibility to adapt and scale as your business grows



Modern hardware

Our close relationships with various industry-leading providers allow us to offer generous discounts on the latest hardware


Our technology partners


Our Business Phone Services 

Let our experts reduce your costs while improving your internal and external collaboration by guiding you to the most suitable and cost-effective phone service for your organization







Microsoft 365 Business & Enterprise Voice

Modern app-based telephony system that integrates into Microsoft Teams
  No need to maintain a PBX and remove third party conference charges
  Connect your existing telecoms provider directly into Microsoft Teams and use their calling plans, or...
  ...Use Microsoft's default, generous domestic and international calling plans, or build your own Microsoft plans to match your users’ needs
  Port existing numbers across, request new ones or mix and match - all managed through the Microsoft 365 admin console



Cloud-based Phone Services (Hosted PBX)


Flexible business phone service for any size organization
  Remove the need for costly hardware and onsite maintenance
  Make and receive VOIP calls from handsets, laptops, desktops or smartphones 
  Add and remove users or services as your business needs change 
  Port existing numbers across, request new ones or mix and match




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On-Premise Phone Services (On-premise PBX)


Phone services deployed through servers located on your premises
  Retain control of phone system data and settings, with our support where required  
  Our vendor partnerships mean we're able to offer generous discounts on hardware
  Port existing numbers across, request new ones or mix and match



Conference Room Services



Bring Microsoft Teams into your meeting rooms 
  Specialized hardware with touchscreen, HD video, HD voice, and screenshare 
  Collaborate internally and externally with high quality audio and video calls 
  Can be used in any size meeting room, from small pods to large conference rooms








Contact our business phone service experts today for an impartial assessment of

which option is best suited for your business

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Send us your invoices and we will cut your costs


We have never failed to find ways to save our customers money

Register below and a member of our team will contact you within 24 hours

to discuss what information we need for your free, no commitment cost-cutting assessment 

How Calligo helps

30-second case studies



Microsoft 365 Business Voice


   Client: 90+ user professional services firm across Germany, India, Canada and UK 


Problem: Disparate telephony systems, high management costs and high internal calling costs.


Solution: Calligo integrated Microsoft Business Voice with existing E3 subscriptions. Service included designing default calling plans and assigning local and simulated local numbers to every user


Results: Removal of third–party conferencing system, global consistency, reduced costs and better user experience.



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Cloud-based Phone Service


   Client: A 150-person professional services business with locations across the globe.


Problem: Different comms platforms used in each location created inconsistency and extra expense, and restricted remote work  


Solution: Calligo provided a VoIP PBX, hosted in a Calligo data centre, linking the 15 different company locations with SIP Trunks, and also provided IP Phones and softphones to every user 


Results: Reduced overall costs by 40% and gave every user the flexibility to work remotely 


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Additional Services

In addition to reducing costs, we will make sure your business phone system meets any management, compliance or operational needs 




Call recording

Manage performance and ensure compliance with secure and auditable recordings of your organization's phone calls




International users

Give your entire team consistent capabilities and simulate local presence for any user with local, international or non-geographic numbers


Call reporting

Analyze all aspects of inbound and outbound calls, including time of day, duration and callers, with interrogable dashboard reporting 




International calling

Keep international calling costs down with competitive calling plans, assigned to the entire company or specific users / teams 


Fully managed professional set-up 

Enjoy a totally hands-free onboarding process and ongoing support, performed by our award-winning global managed services team 




Full PBX or Microsoft Teams set-up, plus desk phone installation and/or softphone configuration



Number assignment

We manage the porting process from previous suppliers, and/or set users up with new phone numbers



Additional tools

Set-up of Interactive Voice Response (IVR), voicemail, call recording, call reporting and more



24/7 Support

Ongoing technical support and maintenance as well as billing optimization and management


More data services that transform organizations



Managed Microsoft 365 Services

Help your employees collaborate, meet and share data on the industry-leading cloud-based collaboration platform.



IT Managed Services

Keep your teams productive and drive profitability with a proactive, strategic and tailored managed IT service


Contact Us

Contact our consultants to discuss how Calligo can make your data work harder for you

Send An Enquiry