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About

Keystone London is your trusted provider of expert plumbing & heating services across West, Southwest, and Central London.

Your trusted independent, family-run plumbing & Heating business

With over 20 years of experience, Keystone London is a London-based plumbing and heating company built on values of hard work and excellent service. Backed by strong technical expertise and a commitment to high standards, we take pride in delivering tidy work and completing projects on time—giving you peace of mind whether you're undertaking a domestic refurbishment or need general maintenance.

From Ealing to Streatham and into Central London, no matter where you are, we bring the same care, quality, and commitment to every job.

Our services:

  • Boiler and Full Central Heating Design & Installation
  • Boiler Breakdown, Repair & Service
  • Bathroom Design & Installation
  • General Plumbing & Maintenance
  • Landlord Gas Safety Checks
  • Same Day Emergency Response

 

 

We thrive off customer satisfaction and our service is flawless. Don't believe us? Only one way to find out!

We are proud of our 5-star customer reviews and we cater for all your plumbing, heating and gas works throughout the West, South West & Central London.
Rated 5.0 out of 5 on Google

Meet the team

a pile of pound coins

Keiran

Head of operations & director
Daniel Headshot

Daniel

Head of customer relations & director
Sian Headshot

Sian

Finances & accounts manager

Sara

Office administrator
Tom Headshot

Thomas

Lead air conditioning & oil engineer
Mac Headshot

Macaulay

Facilities & maintenance manager
Justin Headshot

Justin

Lead heating installation engineer
Darren Headshot

Darren

Renovations manager
Nick Headshot

Nicholas

Bathroom & kitchen installation manager

Joe

Installation engineer

Will

Maintenance engineer

Donovan

Bathroom fitter
Mason Headshot

Mason

Installation engineer
Frankie Headshot

Frankie

Maintenance engineer
Jake Headshot

Jake

Bathroom fitter
Kayn Headshot

Kyan

Heating installation apprentice

Get in touch with us today for a free quote

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We are accredited

gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
gas safe logo
f-gas register certified engineer find us on fgasregister.com
LCL Awards
bathroom install
bathroom install
bathroom install
bath install
Underfloor Heating
boiler installation
bathroom install
heating system
Nu Age bathroom installation
02033 699 999
hello@keystone.london
© 2025 Keystone London Group Limited
This is a basic text element.
First Floor, 289 Brompton Road
Knightsbridge
London
SW3 2DY
Company Reg: 16435424 | VAT Number: 494 7956 19
website by Daniel Hayes
Nu Age logo placeholder for team profiles

Sara

Operations Administrator

Joe

Installation Engineer
Joe joined Nu Age in 2024 as a gas installation engineer. Joe has completed full plumbing & heating renovations, underfloor heating & air source heat pump installations and is always looking for the next challenge. Joe has travelled the world and enjoys playing football during the weekends.
Kayn Headshot

Kyan

Gas engineer apprentice
The apprentice! Kyan recently joined Nu Age in 2024 after dressing to impress. Kyan shone from day one and his work ethic with a can-do attitude was very apparent. Kyan is currently learning heating & electrics within the company and wants to continue to increase his knowledge in both. Kyan enjoys going to the gym & enjoys a game of rugby.
Jake Headshot

Jake

Bathroom fitter apprentice
Jake was originally studying sports science at university but came to the realisation that it wasn’t his passion. After asking for an apprenticeship at Nu Age, Jake quickly climbed the ladder and gained a wealth of knowledge within the bathroom front. Jake has put his skills to the test and converted his own loft at home and continues to progress his knowledge.
Nu Age logo placeholder for team profiles

Donovan

Bathroom fitter
Donovan Joined Nu Age in 2021, after desiring a more fulfilling career and progressing within the industry. Donovon soon found passion within the bathroom front and quickly obtained all round skills from plumbing, carpentry, tiling & plastering. Donovon requires multiple coffees per day to ensure he’s fully optimised & at maximum capacity. He says that the gym is not required after a full day of installation, however does enjoy football on the weekend.
Frankie Headshot

Frankie

Installation Engineer
We picked Frankie up outside of the merchants, after asking for a job and was willing to work for free. That alone was enough credibility to know that Frankie had the ambition and work ethic to become a fantastic engineer. Joining in 2022, Frankie has jumped from pillar to post within the industry, taking his skills & even building his own home!
Mason Headshot

Mason

Installation engineer
Mr Cheeky. We have other names for Mason but it wouldn’t be suitable here. Masons the OG of Nu Age and was the first member of the Nu Age expansion. He’s also an MMA expert and is normally kept on a lead, but if you don’t pay your bill, we set him free. Mason’s a big softy at heart and the bigger the challenge, the more he gets stuck in.
Nick Headshot

Nicholas

Bathroom & kitchen installation manager
Nick, always on time, first person in the office on a Monday morning - guaranteed. Nick brings the crazy 5 year old energy to Nu Age, with never a dull moment in sight. Joining Nu Age in 2022, Nick has the ability to turn a bathroom into a haven with exceptional attention to detail and fine finishing such as mitered edges on tiles. Nick has a wife and daughter, regularly goes to the gym & enjoys the rugby.
Darren Headshot

Darren

Renovations manager
Darren, who joined Nu Age in 2022, is the property Guru. Darren has the ability & skill set to convert an entire property into a luxurious home with high attention to detail. With the least amount of sick days within the company, we can guarantee Darren will turn up and produce quality workmanship. Darren is a family man with 3 children and has just moved house with plans to renovate and build a treehouse for the kids!
Justin Headshot

Justin

Lead Boiler installation engineer
Justin came to Nu Age in 2022 after moving up from Cornwall with his partner. It was clear from the start that with Justin's ability and quick learning, he was a master of his craft with exceptional boiler & heating installations as well as plant rooms with the understanding of electrics. Justin has two children with his wife & is settling in well, but does wish there was a surf spot around here!
Mac Headshot

Macaulay

Facilities & maintenance manager
Mac came to Nu Age in 2024 with a tremendous skill set and wanted to continue to push his ability and knowledge. Mac has enjoyed repairing boilers, installation underfloor heating & has skills in air source heat pumps & solar installation. Mac is a family man and is the head coach for his local rugby team, bringing home their first silverware in 10 years this season.
Tom Headshot

Thomas

Lead air conditioning & oil engineer
Tom joined Nu Age in 2021 & continues to add strings to his bow by constantly requesting new challenges to improve his skill set. Tom is the lead engineer of oil & air conditioning as well as Gas safe & G3. Tom thrives off variety and continues to keep up with the latest technology. Tom has a partner & recently, twins, meaning lack in the sleep department, but continues to push on.
Sian Headshot

Sian

Head administrative officer
Sian, who joined Nu Age in 2022, is the rainbow at Nu Age. Whether it's Monday morning or Friday afternoon, you can guarantee a giggle with Sian. Sian is the Nu Age backbone, from managing finances, day to day operations, organising the diaries and keeping the spirits high. Sian works remote, lives with her Son, Charlie & their dog, Buddy. Sian has said working for Nu Age was the best decision she ever made (Her words…)
Daniel Headshot

Daniel

Head of customer relations & director
After moving around London and deciding to bring a new found skill set to the midlands, Nu Age’s main focus was customer service. Daniel strives to ensure a smooth experience when it comes to having tradespeople in your home. Outside of work, Daniel can be found jumping out of planes, scuba diving or running mini marathons around the park.
Kieran Headshot

Kieran

Head of operations & director
Kieran has a passion for the trade, constantly keeping up with innovation, obtaining new qualifications and continually improving the knowledge and skill set of the company. Kieran believes that you can in fact be a master of all trades and has a track record of doing so. As well as clay pigeon shooting, Kieran's an avid hiker, completing the three peaks and continuing to walk up and down the nation with his dog, Archie.