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North London plumbing firm specialising in non-invasive leak detection and trace-and-access reports.
Key facts
- Trading name
- MML Plumbing
- Registered company
- MML PLUMBING LTD
- Company number
- 12861184 (Companies House, status Active)
- Established
- 2020
- Registered office
- 82 Brunswick Crescent, London, N11 1EB
- Areas covered
- North London, Central London, Enfield, Barnet, Islington, Camden, Hackney, Hertfordshire
- Registration
- States on its site that it is a WaterSafe Approved Contractor and WRAS approved, with City & Guilds and NVQ qualified engineers; displays its company number in its footer
- Services
- Leak detection (thermal imaging, acoustic, tracer gas), Trace-and-access insurance reports, Burst pipe repair, Plumbing repairs and emergency plumbing, Bathroom installation, Central heating, radiators and underfloor heating, Boiler installation, Unvented hot water cylinders, Plumbing surveys
- Phone
- 020 8355 0840
- Website
- mmlplumbing.co.uk
- Listing status
- Unclaimed. Compiled from public information and not yet verified by the business
- Listing last updated
- 16 July 2026
About MML Plumbing
MML Plumbing Ltd is a North London company incorporated in 2020, focused on leak detection using thermal imaging, acoustic and tracer-gas methods alongside general plumbing, heating and bathroom work. The firm is a WaterSafe approved contractor and produces trace-and-access reports for insurance claims.
What to check before you book
This listing is compiled from public sources, so confirm these directly with the business before any work starts.
- For any gas or boiler work, confirm the engineer is on the Gas Safe Register (this is a legal requirement) and check their Gas Safe ID card. For plumbing and water work, look for WaterSafe, CIPHE or APHC membership.
- Get the quote in writing, and ask whether it includes parts, certification and VAT.
- Ask for proof of public liability insurance before work begins.
- For gas work, ask for the relevant certificate, such as a Gas Safety Record, once the job is done. Unvented hot water cylinders should be fitted by someone holding a G3 qualification.
Common questions
What areas does MML Plumbing cover?
MML Plumbing covers North London, Central London, Enfield, Barnet, Islington, Camden, Hackney, Hertfordshire.
Is MML Plumbing registered?
The business states it is States on its site that it is a WaterSafe Approved Contractor and WRAS approved, with City & Guilds and NVQ qualified engineers; displays its company number in its footer. Registration can change, so confirm the current registration number with the relevant scheme before you book.
Is this listing verified by Whito?
Not yet. This listing is marked Unclaimed, which means it was compiled from public information and has not been independently checked. If the business claims its listing, Whito confirms its identity and a working contact, and only then marks it Verified. Whito does not publish invented reviews or star ratings.
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Claim MML PlumbingThis listing was compiled by Whito from public information, including the business website and, where applicable, the Companies House register. It is not a recommendation or an endorsement. Always carry out your own checks before hiring. If you run this business and want the listing corrected or removed, use the claim link above.
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