Robust infrastructure = Secure + dependable calls
Our on-prem telephony solutions create a dependable comms infrastructure that balances security with reliability. It’s the right answer for businesses needing control without compromise. Still available where it’s the right solution. Low monthly costs. Localised infrastructure with dedicated processor.







What is On-premise Telephony?
Traditional telephony systems, cabled into your premises and desks, offer better security and control, especially when calls are coming in at massive volumes.
Key Features
- Localised infrastructure with dedicated servers.
- Customisable systems that are easily tailored to your needs.
- Options for hybrid setups that integrate VoIP and landlines.
Key Benefits
- Enhanced control and security over your communication system.
- No reliance on external cloud providers.
- Greater reliability for businesses with high call volumes.
Business Benefits
If your business prioritises security, dependability, and in-house management of its communication systems, then an on-prem solution may fit you best.
Our Partners
With a range of solutions to meet every need or budget, we’ll help your team embrace frictionless communication and ensure maximum return on investment.
Looking for the answer to your On-premise Telephony challenges?
Here’s how we solved the problem for…
More proof of our exceptional solutions

Fantastic all the way
"Equations have been fantastic all the way through from install, set up and customisation for our exact business needs. In fact, their support engineer is on our speed dial so we can get in ...
James Tiller
Operations Director, MRKT Property Experts

A real game changer
"We started using Equations back in 2009 for our on premises telephone system and they’ve looked after us really well ever since. We’ve now upgraded to fibre broadband and Equations hosted phone system,...
RT Signs
Simon Robinson, Director

Supporting our our school
"Equations Voice and Data have supported our school for many years with our telephony requirements. Everyone we deal with is always, knowledgeable, supportive, patient and reactive to the school’s needs....
South Petherton C of E VA Infants
Rose Bennett, School Business Manager

Everything just works
"We've been using Equations for over twenty years now, from when they set us up with our first phone system. As we’ve grown over the years, our requirements have evolved and we’ve added...
J&R Food Service
Yan Whitechurch, Managing Director
Further insights
Check out our blogs to learn more about the technology we leverage to make businesses flourish in a digital-first economy.