Phena answers calls for heating engineer businesses across London and the surrounding greater london. Your callers reach a UK-trained AI agent in under 2 seconds — never a queue, never voicemail — and the agent books appointments straight into your diary using a knowledge base written for UK regulation.
London is in Greater London, England, with a population of around 8866,000. Local landline numbers carry the 0020 dialling code — Phena can give your business a fresh 0020 number from the dashboard, or forward your existing one to the AI agent. Most callers know the area as the home of the M25.
London is inside the Ultra Low Emission Zone (ULEZ): non-Euro-6 diesel and non-Euro-4 petrol vehicles pay £12.50 per day to enter. Trades with older vans need to budget this in or upgrade. TfL congestion-charge zone in Zone 1 weekdays + Saturdays
London restaurants, salons, dental practices, garages and trades all run Phena — each with a UK template tuned to its sector (Gas Safe for plumbers and heating, NICEIC for electricians, MOT and DVSA for garages, NHS bands for dental, Rightmove for estate agents).
Boiler breakdowns don't wait for opening hours. Phena answers every call, triages no-heat emergencies, books services and explains the Boiler Upgrade Scheme — with a Gas Safe-aware knowledge base.
See the full heating engineer template →Yes — Phena answers any UK number, including 0020 numbers used in London. You can either provision a fresh 020 number in the dashboard or forward your existing one to the AI agent. The Twilio regulatory bundle for UK numbers takes ~24 hours to approve.
The agent knows the ULEZ applies in London and references it when relevant (e.g. quoting jobs that involve travel into the zone). You can edit any answer in the dashboard if your policy differs.
About 10 minutes. Pick the Heating Engineer template (UK-tuned), add your services, hours and FAQs (or use the prefill), connect or buy a number, and Phena starts taking calls. There's a 14-day free trial, no credit card required.
Phena answers your London heating engineerbusiness’s phone in under 2 seconds, 24/7.
Start your free trial