Telephony & VoIP
Business phone systems and VoIP solutions
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Soho66
Award-winning UK VoIP telephony provider serving over 35,000 businesses since 2007.
Sona Business B.V.
Sona Business B.V. is a Netherlands based organization involved in consultancy services and customized telecom solutions. We exist to assist your company or organization in defining, setting and meeting clear goals and objectives. While supporting our customers we believe in getting the right professionals involved. Depending on the assignment we assemble professionals or a team of professionals that best suits the assignment using our extensive local, regional and international network of profe
Southbank-IT
Southbank-IT provides IT support, cloud services, telephony and connectivity to small and medium-sized organisations in London. The company offers professional IT strategic consultancy alongside cloud services, security and smart technology used to proactively monitor client systems. Southbank-IT hosts its own cloud data centre, allowing it to provide tailored cloud solutions rather than relying on third-party infrastructure. The company has provided IT infrastructure, including Windows Small Business Server email, file and print services, to clients in the travel, education and financial services sectors.
Southern Telecom
Southern Telecom is a Southampton-based telecommunications provider serving businesses along the south coast. It supplies and supports VoIP calling, cloud-based phone systems, unified communications combining voice, video and messaging, and traditional landline services. The company highlights scalability, features such as call routing and voicemail-to-email, cost savings through internet-based telephony, and local support from its Southampton office, open Monday to Friday.
Sparta Telecom Ltd
Sparta Telecom is a Luton-based telecommunications provider offering business and consumer fibre broadband plus VoIP systems. Business packages include Fibre Business 220 (up to 220 Mbps) and Fibre Business 330 (up to 330 Mbps) on 24-month contracts with unlimited data, a plug-and-play router, number porting, seamless switching and a no price rise guarantee. Support runs 9am-6pm; half-price introductory offers apply to business broadband and VoIP.
Spire Telecom Ltd
Spire Telecom supplies cloud and VoIP phone systems for businesses, with a focus on small businesses. Its services include hosted PBX, SIP trunking and VoIP telephony, plus the Yeastar Softclient app for PC, Mac and smartphones. The company offers systems to suit different budgets and provides telephone and email support covering setup, connectivity issues and communication requirements. Free demos are available.
Spirit Telecom Group Ltd
Glasgow-based telecommunications provider with over 20 years' experience supplying business telephone systems, including hosted PBX and Microsoft Teams integration. Provides calls and lines with line rental and call charges, broadband connectivity (ADSL, ADSL2+, ANNEX M) to residential and business premises, plus outbound SMS, music on hold, maintenance and CCTV services.
Spitfire Network Services Ltd
Business Internet & Telecoms, line rental, calls, VoIP, SIP & Internet. Business specialists: low cost, resilient solutions - wide range of DR & back up solutions.
Stamford Telephone Company
Stamford Telephone Company supplies and installs All-IP hosted VoIP telephone systems and fibre broadband for businesses in Peterborough. Services include IP phone systems with bespoke configuration, telephony integrated with Microsoft Teams, remote working setups, broadband migration and smart office solutions. Installing compatible VoIP systems since 2013, the company helps businesses move off the analogue copper network ahead of the PSTN switch-off.
Standard Utilities Limited
Standard Utilities is a Belfast-based telecommunications company supplying business broadband, hosted VoIP phone systems and CCTV to organisations across the UK and Ireland. With over 15 years' experience, it provides tailored connectivity and security solutions, including Yealink handsets, call routing, call recording and 4G/5G backup, serving schools, GP surgeries and hospitality businesses from offices in Belfast and Dublin.
Statcom Telecoms
Statcom Telecoms supplies and supports VoIP and traditional business telephone systems, including new and fully refurbished equipment, to companies of all sizes. Based in Worcester, it also installs and maintains Fibre, Wi-Fi, CAT6 and CAT5E data cabling and provides IT services. Clients span sectors including construction, legal, financial services, estate agency, manufacturing, education, healthcare and hospitality.
Storm Cloud Networks Ltd
Storm Cloud Networks supplies telecommunication solutions exclusively to the private hire and taxi market. Its Storm Despatch core system runs on rugged hardware with built-in resilience, diverting calls through three stages of line failure without loss of caller ID. The company provides lines, IQPBX, IP gateways, wallboards, mobile services and refurbished computers, supported by technical account management, out-of-hours help and hot standby replacement units.
Storm Intelligent Communications
Storm Intelligent Communications, based in Harrogate, provides push-to-talk over cellular (PTToC) and workforce management solutions for businesses with remote or mobile teams. Its secure two-way VoIP service enables one-to-one and group communication worldwide over Wi-Fi and cellular networks, alongside a dispatch console offering GPS tracking, geofencing, SOS alerts and man down assistance. Solutions run on Android and iOS devices and rugged handsets, with hire devices available across sectors including rail, logistics and construction.
Stride Communications Ltd
Simplify business communications with Stride. Get unified VoIP phone systems, business broadband, mobile, and energy with simplified billing. 25+ years UK expertise.
Structured Cabling Services
The UK's leading cabling & infrastructure specialists. Structured Cabling Services support voice & data applications designed to futureproof your network.
Structured Communications
Structured Communications is a UK VoIP and connectivity provider delivering business broadband, leased lines, mobile services and SIP solutions to small, medium and large organisations.
Sure Communication (sur.co.uk) Limited
Guildford-based Sure Communication provides hosted web and telecom services, combining ecommerce website development, cloud-based CRM and email marketing with hosted VoIP telephony. Trading since 1997, it serves small businesses through to corporate and local government clients, handling over £50 million in online transactional value annually. Telecom packages include integrated VoIP alongside 0800, 0844, 0330, 01 city, 020 London and 0845 local-rate numbers.
Sure Signal Ltd
Sure Signal Ltd supplies and installs mobile signal boosters for commercial premises across the UK, including hotels, hospitals, offices, shopping centres, farms and universities. Systems cover EE, Vodafone, O2 and other carriers on 3G, 4G and 5G networks, with Starlink installation also offered. The Stoke-on-Trent company states its installations comply with UK regulations, provides a three-year warranty and offers finance for commercial projects.
SureVoIP
SureVoIP is an Ofcom regulated Internet Telephony Service Provider supplying business VoIP products and services for business VoIP solutions based in Aberdeen, Scotland, UK.
Surplex UK
Certified IT asset disposal and data destruction specialist serving London and the wider UK with compliant equipment recycling.
Swift Hosted Telecom
Swift Hosted Telecom is a Worcester based provider of business hosted telecom services. It supplies Gamma Horizon hosted VoIP phone systems, business mobiles, Microsoft 365, Ubiquiti Wi-Fi and white label engineering. The company also covers the PSTN switch off, offering cloud-based communication solutions aimed at reliable, cost-effective connectivity for business customers.
Symphony
Symphony provides secure messaging, voice, directory and analytics software for enterprises in regulated industries. Its messaging platform offers compliant workflow tools, integration with Microsoft Teams, and federation with WhatsApp and mobile communication for financial markets. Cloud9 delivers cloud-native trader voice communication, while the Directory product provides enriched organisational data to help firms find and connect with counterparties. Symphony serves commodities, insurance, post-trade operations, wealth management and exchange sectors, combining security and compliance controls built for markets participants.
Synergy Mobile
Synergy Mobile is a Northampton-based telecommunications provider supplying business mobiles, landline communications and connectivity. Its mobile offering covers devices, gadget insurance and MDM, while voice services include hosted cloud phone systems, SIP trunking, inbound numbering, calls and lines. Connectivity spans broadband and Ethernet links between premises and the cloud. Packages are tailored per business, with regular tariff reviews, impartial advice and one-to-one service.
Systel Communication
Systel Communication is an Enfield-based provider of IT and telecommunication services. It supplies telephone systems including hosted PBX and VoIP, alongside cloud services such as hosted desktops and servers, network security and monitoring, IT help desk support, and data backup and disaster recovery. Additional work covers structured cabling, WiFi installation, software deployment and application migration. Services target small and medium businesses, corporates, education and government clients.
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