Onsite Telecoms

Reliable telephone systems for your business

Lister Unified Communications provides telecoms systems to businesses across the UK, based in Gloucestershire and working with world-leading manufacturers Avaya and Panasonic to offer a full range of telecoms systems tailored to your needs. You can be confident that with a diverse product range from two-user phone systems through to multi-site systems our range of on-site telecoms systems, cloud-based hosted IP telephony solutions and our complete range of mobile phone and mobile data services offer the latest in business telephone system technology.

Our competitively-priced portfolio includes fully featured PBX telephone systems through to advanced Cloud based hosted VoIP (Voice over IP), this means you can have everything from simple solutions to the most cutting-edge. Do you want to embrace the new with IP telephony but keep your old phone system? We can supply hybrid VoIP telephone services and keep things as simple or as sophisticated as you need them to be.

Lister Unified Communications has dedicated after-sales support including a telecoms customer service team to provide you with a wide range of help and maintenance options, whatever you want whenever you need it. Your business will benefit with improved efficiency, lower day-to-day running costs and the ability to upgrade without hassle but with plenty of speed as soon as your business grows and needs more from us.

  • Avaya Phone Systems

    Avaya phones are easy to operate, can be deployed rapidly and help save you time and money.

  • Panasonic Phone Systems

    Panasonic Systems are perfect for small to medium sized offices, providing a scalable, flexible solution for businesses.

  • New Line Installation

    The combination of cheap line rental and calls make an unbeatable deal for our customers, perfect for small or medium sized business.

  • Onsite Telecoms

    Reliable telephone systems for your business

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0800 652 4133


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  • Landline Call Plans

    Are you receiving the most competitive call charges and line rental rates? With typically 25 – 35% savings on your current bill if it hasn’t been reviewed in the last 12 months, what have you got to lose?

  • Call Recording & Logging

    Voice Call Recording is fast becoming the new essential communication tool for any company who takes its customer service & sales processes seriously.

  • Maintenance

    Lister Communications provide a full maintenance and support service for all  of your business telephone system solutions.


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