Case Studies – Voice
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Avanti Architects
CUSTOMER CASE STUDY: Dedicated Fibre Ethernet | FireSwitch Hosted PBX 2.2 | April 2025
Established in 1981, Avanti Architects is a London-based architecture firm specialising in public sector projects, including hospitals, schools, and heritage restorations. Like many businesses adapting to evolving digital needs, Avanti’s reliance on high-speed connectivity and reliable communication tools became increasingly more important …
John Robertson Architects (JRA)
CUSTOMER CASE STUDY: Dedicated Fibre Ethernet | Avaya Phone System | April 2025
John Robertson Architects (JRA) is a leading architectural practice headquartered in London, with additional offices in Edinburgh and Poland. With a team of around 90 staff spread across multiple locations and satellite workers worldwide, JRA handles large-scale refurbishment and commercial projects, often overseeing the work of other architects …
London Belgravia Holdings
CUSTOMER CASE STUDY: 3CX | March 2025
London Belgravia Holdings Limited is a holding group that oversees two organisations: the National Centre for Domestic Violence, a community interest company, and the National Legal Service, a legal practice specialising in family, care, and domestic abuse law. The group relies on clear, reliable communication to manage complex cases and support clients facing challenging and often urgent situations …
CDS IT Success
PARTNER CASE STUDY: FireSwitch | December 2024
CDS (Information Technology) provides a wide range of IT solutions and support services for small businesses across diverse sectors, from fabrication firms to solicitors. To deliver network connectivity and telephony solutions to their clients, CDS partnered with Spitfire around 18 months ago after their previous supplier ended their partner program …
Car Giant Limited
CUSTOMER CASE STUDY: 3CX, SIP Trunks, Voice Approved Circuits | July 2023
Spitfire was able to deploy a Unified System created by two separate systems combined via its AnySIP network. CarGiant’s connectivity and telephony systems were consolidated to make it easy for CarGiant’s IT team to manage more easily …
Alexander James & Co - Chartered Certified Accountants
CUSTOMER CASE STUDY: Hosted PBX 2.1 | November 2021
The last 18 months have more or less been a reflection of what has happened elsewhere in the country with the hybrid model coming into play. Andrew Nicholson, director and co-owner at Alexander James, points to technology as an enabler for keeping things moving along during the pandemic …
Calthrops Solicitors LLP
CUSTOMER CASE STUDY: 3CX | Voice Approved Circuits | September 2021
Across our two offices, the 3CX service is delivered over Spitfire’s own Voice Approved broadband or Ethernet circuits guaranteeing the end-to-end call QoS with guarantees on Latency, Jitter and Packet Loss both upstream and downstream …
The Partnership
CUSTOMER CASE STUDY: Ethernet | 3CX Cloud Hosted Telephony | April 2021
The Partnership has been a customer of Spitfire since 2018. After months of outages and disruptions with their broadband provider, Operations Manager Nikki Waugh decided the firm required a dedicated Internet connection for the business. …
DPP Law
CUSTOMER CASE STUDY: 3CX – Private Hosted PBX | SIP Trunks |
Since 2016, DDP Law Ltd have been using Spitfire’s PBX phone system, which was originally adopted when the firm was relocated. As part of the move, it was decided to re-evaluate the firm’s telecoms provision, as Roger Posener, Financial Controller, elaborates …
Kamazoy Virtual IT Department
PARTNER CASE STUDY: Hosted PBX 2.1 | MPLS | QoS |
The customer was “keen to get a new multisite phone system up and running as soon as possible. With Spitfire’s help, we were able to see this 35-user, multi-site project through, from start to finish, in less than a month! …
IFC Advisory
CUSTOMER CASE STUDY: Hosted PBX 2.1 | SIP Trunks |
IFC Advisory was established in 2014 to provide a first class advisory and bespoke service for clients focusing on investor relations. “We had to move fairly quickly from our previous serviced offices so we asked the owners of our new building who they used and Spitfire were recommended” …
Tech Support Group
PARTNER CASE STUDY: Hosted PBX 2.1 |
Tech Support Group won a major contract to provide IT support for an expanding pub group. A major challenge was that the pub group wanted to take over 70 pubs without a break in trading. Ben Waterton, Director at Tech Support Group, elaborates on the scale of the challenge …
Added Dimension Events
CUSTOMER CASE STUDY: Spitfire Hosted PBX | SIP Trunks |
Added Dimension Events was founded in 1995 by Anthony Daniel, and has grown to become a leading UK event management company. Spitfire was recommended to him. Anthony explains why they have remained a Spitfire customer for over 20 years …
Penstone Communications
PARTNER CASE STUDY: SIP Trunks
Penstone is a national provider of voice and data services with offices in Surrey and Yorkshire. Since the company was established in 2004, Penstone has used Spitfire to provide network connectivity for its customers. Julian Robinson, a director of Penstone explains …
Kamazoy Virtual IT Department
PARTNER CASE STUDY: Spitfire Hosted PBX |
As a virtual IT department we took on the responsibility of managing connectivity issues for our customers, but they were often using consumer ISPs. By contrast Spitfire was able to provide a superior level of service …
Evolve Computers Ltd
PARTNER CASE STUDY: Hosted PBX 2.1 | MPLS | QoS |
Evolve Computers Ltd provides a wide range of IT support services, to small
businesses in London. To provide network connectivity and telephony services for its customers, Evolve has partnered with Spitfire. Glenn Scott, explains why …
Interactive Data Technology
PARTNER CASE STUDY: 3CX Cloud | SIP Trunks | Fibre Ethernet
Based in Derbyshire, Interactive Data Technology (IDT) was established in 1997 to provide IT support for clients. Today the company has over 200 support contracts serving clients both nationwide and internationally. “Spitfire’s technical support is brilliant”…