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There are 722 Oil-Fired Boiler specialists in London, and last month we helped homeowners get quotes for their home improvement jobs.

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A Waters Plumbing & Heating At C A Waters Plumbing & Heating, we’re proud to offer reliable, high-quality plumbing and heating services across London and Hertfordshire. With hundreds of 5-star reviews across Google, Which? and Nextdoor, our team is known for honest advice, expert workmanship, and dependable service. We cover everything from boiler installations and repairs to general plumbing, central heating upgrades, and emergency callouts. Whether it’s a leaking pipe, a full bathroom refurbishment, or a new energy-efficient heating system, we’ve got you covered. All work is carried out by fully qualified engineers and backed by a 6-month labour warranty for peace of mind. We’re committed to delivering long-term solutions, not quick fixes — and we treat every home with the respect it deserves. Looking for a trusted local plumber? Contact us today to see how we can help.

Latest homeowner review

Reviewed by Michelle on 15/7/2025

Fabulous, measured and considered diagnostic. Managed to diagnose and fix pressure and flow issue several other plumbers had failed to do. Pleasant and professional. Will be my go-to plumber going forward

Over 30 years of experience in the plumbing and heating industry. Fully qualified gas safe heating engineer. All types of plumbing work under taken to a very high standard.

Latest homeowner review

Reviewed by Marie on 30/10/2024

Backed by global experience and a dedicated team of experts, we provide top-quality roofing solutions and comprehensive building services. Whatever your project, we combine skill, reliability, and teamwork to bring your vision to life.

Latest homeowner review

Reviewed by Julian on 13/9/2025

Great job, very happy with it

We are a family run Gas and Heating company. We pride ourselves on being experienced, professional, honest and reliable. We specialise in: Gas pipework Gas Leak detection Boiler Installs Breakdowns Services Landlord Certificates Heating Systems and Radiators Power Flushing Unvented Cylinders Emergency Call Outs Plumbing Work

Latest homeowner review

Reviewed by Chris on 30/9/2025

We undertake a number of jobs both big and small, mainly specialising in residential properties. We pride ourselves on quality work achieved with the most efficiency and speed. Mainly taking projects inside London however will consider out of London jobs aswell. Our aim is to provide you with an affordable price for a great service and look forward to hearing any jobs you need undertaken. The photos attached are a small glimpse of what we do and the quality of work we provide.

Latest homeowner review

Reviewed by Chris on 18/10/2024

Thank you very much T and Lucas for your paint job of my front slating, it was a good job, no problems, arrived, set up, did the job, paid them, simple.

Plumb Tribe Heating & Plumbing Services is Gas safe registered and bonded gas fitting contractor, providing services to residential and commercial customers throughout the London and Essex.We design, install, repair, replace and service boilers All aspects of plumbing and heating such as.. Boiler installs and breakdowns Boiler servicing Landlord gas safety certifications Power flushing Replacing/ fixing taps Replacing/ fixing toilets Kitchen sinks/basins Cylinder replacements Radiator replacements Radiator valves Cold water storage tanks New bathroom installs Water leaks Electric/thermostatic showers

Latest homeowner review

Reviewed by Mario on 16/1/2025

I was very pleased with the job carried out by Mohamed. He was very polite and explained well what was the problem. He was trustworthy and polite and I highly recommend him.

Hello. I'm specializing in OIL and GAS boiler repairs. There's no boiler I can't repair. Happy to sort out every (even hopeless) heating installation. If you already had four plumbers looking at the problem , I want to be the 5th one, who will make all working again.

Latest homeowner review

Reviewed by Terry on 25/9/2022

Robert did a great job for us replacing the immersion tank. He replaces the pump as well. As the tank was leaking he did the job the very next day. I would employ him again.

I'm a sole trader. Gas safe register. Offering top quality plumbing and heating work at affordable prices. Installation, service and repair.

Latest homeowner review

Reviewed by Trushar on 27/6/2020

Efficient, well organised and professional. Fixed the issue I was having promptly. Boiler service was thorough and completed to a high standard.

We are EasyMove. A company in London, UK. EasyMove is a professional company in London. We have three main services: builders, plumbing, house removal Our team uses a secure process to ensure that all of our customers get the best possible service experience.

Latest homeowner review

Reviewed by Sara on 20/2/2023

Here at PCM247 Maintenance we are big enough to carryout the major installations and small enough to look after you on personal level from start to finish..

Latest homeowner review

Reviewed by Peter on 17/9/2015

Truly first rate service. Paul quoted promptly and was very competitively priced. It was an urgent boiler replacement which he accommodated. The installation was very quick. Efficiently done, no mess, no hassle, all very painless! A faultless tradesman and I've no hesitation in recommending the company.

K.S heating services offer a friendly reliable and trustworthy service. At K.S Heating Services we value a high standard of work along with excellent customer service. We provide free estimates , no call out fees and offer extremely competitive rates.

Latest homeowner review

Reviewed by David on 28/5/2019

PUNCTUAL! + POLITE! + PROFESSIONAL! = A pleasure to do business with and will definitely use again. I would not hesitate to recommend his services.

Hi and welcome to our page on rated people. We are a small team here at S.T.P&H with over 18 years experience in all aspects of the trade, fully insured and fully qualified to carry out all works including gas safe registered. We are not too big to turn away the small jobs and not too small to not handle the big jobs, we will change a broken tap to a large bathroom refurb or repair a leaking radiator valve to a full new central heating system design to your specific needs!! Our sole purpose is to make sure how ever big the job that needs tackling that it is done cost effective, to a high standard and ultimately done right!! Please get in touch for a free quotation. We look forward to hearing from you.

Latest homeowner review

Reviewed by Steve on 7/12/2023

Turned up sharp on specified time, stayed until all checked and working correctly, including ensuring no air locks etc.

Latest homeowner review

Reviewed by Raymond on 30/4/2010

Very pleased. Would recommend to everybody.

Latest homeowner review

Reviewed by Deborah on 30/11/2007

Boilers and Baths were helpful and couteous whilst installing my new heating system.

I’ve been running my business in Chelmsford, Essex since 2005. I’m a fully qualified gas safe engineer with a wealth of plumbing and heating experience. I’m a Vaillant advanced installer and can help with servicing repair or installations of domestic plumbing and heating systems.

Latest homeowner review

Reviewed by Elizabeth on 28/10/2012

Dan contacted me promptly after I put my required job details on rated people. (removal of old bathroom suite and old tiles then replaced them plus electric towel rail and shower). He quickly grasped what I wanted and did not put any pressure on to do any extras but offered advice where needed. He organised everything and all trades men who worked with him were polite and tidy.So very pleased with my lovely new bathroom. Happy to recommend him to people and will use him again.Thank you.

Latest homeowner review

Reviewed by Donovan on 24/2/2008

excellent standard of work, fixed boiler and rectified error of previous tradesman.

Latest homeowner review

Reviewed by varindha on 12/5/2011

Excellent job overall very well done. Very professional and clean and tidy. Would highly recommend

Latest homeowner review

Reviewed by Rahim on 15/5/2011

Super impressive and fast! We are very happy with the work and highly recommend Flavius.

Installation, maintenance, plumbing repairs, emergency services and solutions - IMPRESS. 10 years of experience, from boiler and heating installations to maintenance and emergency services. Experience with large and small companies such as Dyno

Latest homeowner review

Reviewed by Anna on 30/4/2017

Great thank you!

Here at AP general builders we never fail to satisfy and meet our customers demands, we know our way round the building site as have been in this profession for over 15 years.

Latest homeowner review

Reviewed by jan-willem on 7/1/2019

A P GENERAL BUILDERS WERE GREAT! They renovated my flat after a leak. I was very happy with the work they did to such great standard. They communicated well, delivered on time and kept coming back to everything was perfect. Would recommend their work and the way they handled everything! Grateful!

Personal Profile I have been working in the building and construction industry for over 20 years as a plumbing and heating specialist. Gas Qualifications: core gas safety. Heating. Cookers. Fires. A local company with a friendly approach to heating.

Latest homeowner review

Reviewed by Sam on 30/5/2014

Adam was well presented, couteous and very informative whilst discussing work required and took time to offer and explain my options. Very prompt return of well priced and detailed quote. Change of my plans prevented goahead but would highly recommend Adam on basis of quote & professionalism.

We aim to deliver the highest standard of customer care & service. With 10 staff were are a medium sized heating & gas specialist company & live by our mindset of "Large enough to help, local enough to care". Hertfordshire's leading Gas Safe installers

Latest homeowner review

Reviewed by Boz on 4/7/2019

Very satisfied with the speed and quality of work.

Latest homeowner review

Reviewed by Jake on 19/10/2012

I was very impressed with the service and workmanship by James. I would certainly refer his services to friends and family.

Hi, my name is Arben Kaba and I am the director of 1st Class UK Solutions Ltd. We specialise in general Plumbing and Heating, based in central London. We are fully qualified Gas Safe Engineers with a liability insurance of £2m. We promise to provide a great service with complementary estimates all the time. Upon request, we also provide other services such as bathroom works.

Latest homeowner review

Reviewed by Justin on 30/11/2018

Arben was very proactive, provided accurate feedback on what he was doing, what was required and delivered diligently and effectively. You really felt he thought it was his home. Great work Arben and thanks

P G E

Oil-Fired Boiler in London

(106) Read reviews

GAS ENGINEER

Latest homeowner review

Reviewed by Rahul on 22/5/2019

Quick response and quick job at a reasonable price

Fairlop Gas Heating and plumbing services we are Qualified and Gas Safe registered Engineers.

Latest homeowner review

Reviewed by Gideon on 11/10/2020

Douglas was a top chap. A very kind and patient man. He attended our period property to resolve a central heating wiring issue, but after 4 hours of problem solving, it turned out the best solution was actually going to be to replace the boiler with a modern combi... a job we knew was coming, but were putting off.

Plumbing Heating and boiler installation service based in Hemel Hempstead Hertfordshire Services provided Plumbing And Heating Bathroom Installation Boiler installation Boiler servicing Water softeners Underfloor Heating Unvented Hot water systems Central Heating Power-flushing New and existing installations Gas safe registered Instagram @alternative.plumbing Facebook: alternativeplumbingandheatingltd Fully insured Other services we can provide such as, brickwork, driveways, landscaping, plastering, tiling, electrical work, carpentry and kitchen installation.

Latest homeowner review

Reviewed by Heather on 12/8/2019

Jack did an excellent job. He was very punctual and did the work at the agreed price. He was a pleasure to deal with and would have no hesitation in recommending his work!

The Reno Group established in 2015 is a team of skilled tradesman carrying out Plumbing, Heating, Gas and Electrical works. Work we undertake includes - Bathroom & Kitchen Refurbishments Full Tiling Service Garage Conversions Single & Double Extensions Loft Conversions With over 100 + 5* reviews over various platforms we always ensure communication is clear with our clients and works are carried out to the highest standard.

Latest homeowner review

Reviewed by Kate on 23/8/2019

The standard of work was excellent - way better than I have ever experienced. I am so lucky to have found this company. Always on time, turned up when expected - stayed late to finish, tidied up after themselves EVERY day - pleasant and courteous and excellent, excellent finish! I am really delighted and cannot recommend this Company enough. I have already had people around to look at the quality - it is seriously good. And so easy to deal with - nothing is too difficult for them. And I was fussy!

We pride ourselves on providing the highest quality emergency heating & plumbing service to our customers. All of our Gas engineers and plumbers are highly trained and qualified in all areas of the trade, including Gas Safe registered

Latest homeowner review

Reviewed by Lucio on 29/12/2024

Ala is a professional. Knows his job well and an excellent human being. Would definitely recommend him for Boiler works he carried out for my home.

Latest homeowner review

Reviewed by Peter on 30/11/2012

Did a great job at a great price, friendly and helpfull. Highly recomended

We are small building maintenance and refurbishment company, with a lot of experience and great customer satisfation rate! You will be greatful for your choice, and we can guarantee that you will recomend us! Our moto is "The name says it all!"

Latest homeowner review

Reviewed by Kevin on 29/11/2013

Friendly, conscientious and high quality work from the small family firm. Helpful suggestions and great care in all they did. We will certainly use them again and recommend them without question. Thank you, Dechko, Nelly and Nikolai. Kevin & Chrissie Finn

Latest homeowner review

Reviewed by Nigel on 10/6/2014

Superb service, excellent value, highly competent and skilled. I cannot recommend him too highly, don't look anywhere else.

Local,Reliable all in one, building, electrical, plumbing and maintenance Since 1973. Complete design and build we can source materials and specialist trades if required from 30 years' experience in the business, all work is guaranteed and fully insured

Latest homeowner review

Reviewed by Mark on 29/10/2013

Came at a couple of hours notice to investigate a fault. Diagnosed need for a new RCD, went and got one, fitted it - all sorted. Excellent.

Latest homeowner review

Reviewed by coiln on 8/7/2013

Very clean & tidy nothing was a problem & always kept in contact throughout the whole job.

Professional Plumbing & Heating company offering a range of services from small repairs to full installations. 8 years experience in the industry. Qualifications include NVQ 3 & OFT certs (oil fired appliances)

Latest homeowner review

Reviewed by Jenny on 7/2/2013

Matt was fast, efficient and did a great job at a reasonable price

ARVAG are a company based in South East london, we carry out all works inside a property that includes Gas,plastering, tiling, carpentry, kitchens, bathrooms, roofing, decorating, flooring, clearances and pest control. We work to tight deadlines .

Latest homeowner review

Reviewed by Anne on 20/2/2013

Very good, punctual ,generally excellent all round.

Hello, we are a long established, local firm offering a wide range of building and maintenance services. We offer a polite and friendly service and high standard work.

Latest homeowner review

Reviewed by Christopher on 2/3/2016

I was very pleased with the work and helpful advice on avoiding problems in the future. Highly recommend.

Specialising in all aspects of domestic heating, we offer a wide range of services from repairs and servicing of gas appliances to the installation of full central heating systems. Professional clean and tidy service at affordable prices. Free quotations.

Latest homeowner review

Reviewed by Keshav on 30/9/2014

Phone me and agree the time as i require so i am really very happy and use this company again.

Our company AQUATITE is based in Whitton, Twickenham and carry out all plumbing, heating, and drainage work to a high standard at very competitive rates. We are Gas safe registered and qualified with plumbing NVQ level 2 as standard.

Latest homeowner review

Reviewed by Mike on 7/5/2013

Tom and Chris provided a great service at a great price and were personable and professiional throughout. Thanks guys. Top notch!!

Latest homeowner review

Reviewed by Yubaraj on 13/10/2015

Great guy

Fully qualified electrician with over 20 years experiance.I have experiance in all aspects of electrical.From an extra socket to a complete rewire, full cctv installation,in ceiling speaker systems ,heating , testing and more.

Latest homeowner review

Reviewed by Steve on 14/10/2017

We engaged Gerard to extend a mains electrical connection to an outhouse alongside a broadband cable. Gerard did this work to a very high standard and in a professional manner, cleaning up as he went. I would highly recommend Gerard. SW

mk gas

Oil-Fired Boiler in London

mk gas is a family owned business is focused on providing a genuine and reliable service to all of our customers. We specialise in Boiler Repair, Installation, Landlord Gas safety Certificates and Gas Repairs focusing on customer satisfaction.

Latest homeowner review

Reviewed by Tom on 8/4/2016

was able to diagnose the problem quickly, gave me 2 options to fix, would use again

I have 8+ years in the industry Always go the extra mile for my customers Cover all aspects of plumbing, heating and gas works. Gas safe registered Level 2 NVQ in plumbing & heating Water regulations G3 vented and unvented cylinders.

Latest homeowner review

Reviewed by doreen on 6/3/2025

Very quick and tidy job, very polite, would recommend

My team have over 20 years working experience in the building site. family business . We are very well experienced with everything to do with building and construction. I usually work with loft conversion , extensions . kitchen worktops (marble,corian, granite , quarts , ). Tiling , marble , lime stone , porcelain , ceramic . Lofts convesion Extensions . Roofing Bathrooms Basements Kitchens Fire place. Electricity Plumbimg. Heating

Latest homeowner review

Reviewed by Hayat on 23/12/2018

THEY HAVE DONE STORAGE EXTENSION ALSO PLUMBING AND WOOD WORK JOB WAS PERFECT HIGHLY RECOMMENDED

Dedicated to assist you with any heating and plumbing enquiries or emergency at any time day or night. We respond to your call and attend your service within the hour wherever possible. We have a transparent pricing system, provide up front estimates and give quotes to explain the cost of our services. Get your heating problems resolved.

Latest homeowner review

Reviewed by Caroline on 20/2/2025

Luke responded quickly and attended the following. He clearly explained what was required and carried out the required fix there and then. Work was done well and heating is now working again!

With 22 years of experience, I am a specialist in bathrooms/wet rooms- I will also help in designing the whole project. Another of my specialties is refurbishment of kitchens, high quality plastering and painting as well as doing a flat roof using fibre glass. I can also perform other jobs such as landscaping, and general handyman jobs, which you can see reviews off on my profile. Reference and reviews are also available from my past clients for all potential clients planning on doing a greater job.

Latest homeowner review

Reviewed by Julia on 29/3/2025

Professional Perfect job Friendly I will use it again

We are a family owned business covering Herts, Beds and Bucks. We deal in all types of plumbing & heating work from small leaks to full installations including:- Water softeners Boiler servicing, repair & installations Powerflushing. Tap and wc cistern repairs to complete bathroom installation, including tiling, plastering, electrics and decorating. We also install all types of heating systems including Heat Pumps

Latest homeowner review

Reviewed by Rahana on 23/2/2014

We have had our boiler replaced recently replaced by Nigel at Beaumont Plumbing. Excellent service and very professional. Would recommend to everyone. We have had issues with our heating and radiators since we moved in 6 months ago but no one was able to fix. Very reasonable price. Since fitting us with a new boiler Nigel has kindly organised our roof to be repaired. The guys were so lovely and professional. I now have a sealed roof and warm house thanks to them. Definitely will use them again.

I have 15 years experience with the heating and plumbing trade and have worked for some of the major company’s (including an apprenticeship and 5 years at British Gas) so my experience has been second to none, all work is carried out to the highest standard while still keeping my rates affordable, All work is guaranteed for a year My services include Service and repairs on all gas appliances Installation of all gas appliances Cylinder replacement Radiator replacement/installation Underfloor heating Smart room stats Powerflushing Landlords and home owner certificates Plumbing repairs Bathroom installation

Latest homeowner review

Reviewed by Sabahat on 17/1/2025

Job well done at reasonable cost. Highly Recommended

I am a Qualified Gas engineer constantly providing a high quality service meeting my customer needs. No job is to small no job to big! Years of experience in the construction trade undertaking countless amount of projects. My experiences within the trade allow to perform with the upmost confidence and to a high standard. I am very honest, I take pride in my work and will be a pleasure to work with you.

Latest homeowner review

Reviewed by Jonny on 2/9/2025

GB Maintenance is a family run business with over 40 years experience in all areas of property maintenance from call outs to full refurbishments. Our team of helpful engineers are all qualified and hear to help.

Latest homeowner review

Reviewed by Pete on 3/8/2025

Jack came out to assess the problem and after some investigation pointed out I had mis diagnosed the issue and that it wasn't such a big job as i had thought. We agreed scope, price and time to perform the remedial work. His associate Richie performed the work professionally and quickly. I can't leave 5 out of 5 as Richie was 3 hours late and I had received no update to let me know. But other than that very happy with their service.

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How our service works

  1. Create a job - it's free

    We'll connect you with the right tradespeople, from over 30 different trades.

  2. Get quotes

    Up to 3 tradespeople can provide a quote, but on average you'll get 1-2.

  3. Check ratings

    Look at each tradesperson's profile to see their ratings and reviews.

  4. Pick a tradesperson

    Use our homeowner checklist for extra tips on choosing a tradesperson.

  5. Job done

    Leave a rating for your tradesperson based on quality, reliablity and value.

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