★★★★★
“Burst pipe at 2am on a Sunday. Engineer was at our door in 20 minutes, fixed it, and the price was exactly what was quoted on the phone. Genuinely lifesavers.”
Plumber in Mayfair
Need a plumber in Mayfair? Our Gas Safe engineers cover W1 around the clock, with response times often under ten minutes from our central depot. We work on every kind of property — period stucco terraces, modern apartments and grade-listed mansion blocks.
~10 minutes
Average emergency response in Mayfair
Postcodes covered
W1J, W1K, W1S
Gas Safe registered
Every gas job certified
No call-out fees
Fixed prices, transparent quotes
From Berkeley Square to Park Lane, Mayfair properties combine high-end fixtures with old plumbing — a tricky mix when something fails. We carry low-impact tools and protective coverings as standard, so a leak repair behind a fitted wardrobe doesn't become a redecoration job.
Local to (click for street-level coverage)
Available here
Services we cover in Mayfair
Every service we offer is available in Mayfair with the same fixed-price quotes and 12-month workmanship guarantee.
Emergency Plumbing
Burst pipes, no water, leaks — a Gas Safe plumber on your doorstep within the hour, 24/7.
Learn moreDrainage & Blocked Drains
High-pressure jetting, CCTV surveys and stubborn blockages cleared the same day.
Learn moreHeating & Boiler Services
Boiler repair, servicing, installation and central heating — by Gas Safe engineers.
Learn moreGas Leak Detection & Repair
Smell gas? Get out, then call us. Certified leak detection and same-day repair.
Learn moreCooker Installation
Gas, electric and dual-fuel cooker installation by Gas Safe registered engineers.
Learn moreElectrical Repairs
Part P-certified electricians for fault finding, repairs and rewiring.
Learn moreBasement & Sump Pumps
Basement flood prevention with sump pumps, battery backups and humidity control.
Learn moreFireplace Service & Installation
Gas fire installation, servicing and HETAS-style safety checks.
Learn moreHot Water Cylinder Repair & Installation
Unvented and vented cylinders, immersion heaters and full hot-water-only systems.
Learn more
Other Westminster areas
More of Westminster we cover
Reviews
What customers in Westminster say
★★★★★
“Replaced our 18-year-old boiler with a Worcester Bosch. Tidy job, no mess, and they sorted the building control notification themselves. First-class service.”
★★★★★
“Manage three rentals and ThePlumberz do all my CP12s. Always on time, certificate by email same day, and reasonable multi-property pricing.”