Commercial gas,
heating & air con
We install, service and repair commercial gas systems, boilers and air conditioning across Leeds and West Yorkshire for offices, shops, restaurants, landlords and housing associations.
Commercial boiler installation & servicing
We install, service and repair commercial boilers and gas systems across Leeds and West Yorkshire for offices, landlords, housing associations and small businesses. Our engineers are experienced with high-output systems and can advise on the most cost-effective solution for your premises.
- Commercial gas boiler installation Leeds
- High-output and back-to-back boiler systems
- Annual servicing contracts available
- Commercial gas safety certificates
- Fast response for commercial callouts
- Free site survey and no-obligation quote
Air conditioning for offices, shops & restaurants
Whether it's a single office, a full office fit-out, a shop floor, a restaurant or a gym, we've got the right system for the space. All of our air conditioning engineers hold the required F-Gas certification to legally handle refrigerants, and we supply and install all tested systems tailored to your premises and budget.
- Air conditioning for offices, shops & restaurants
- F-Gas certified engineers
- Manufacturer warranties on all systems
- Annual maintenance contracts available
- Free site survey and no-obligation quote
Commercial plumbing & gas safety compliance
Businesses and landlords with gas appliances have a legal duty to keep all pipework, appliances and flues in a safe condition, with regular checks carried out by a Gas Safe registered engineer. Our engineers are Gas Safe registered, so we can carry out any commercial plumbing work that involves your heating system or gas appliances safely and legally.
Customer Reviews
Genuine reviews from verified customers across Leeds and West Yorkshire.
Lynn Blackwood · Google review“Sam Thompson was recommended by our trusted builder Homelandbuild Ltd to install in our extension a walk in shower, comfort height toilet, Worcester Greenstar 8000+ Combi boiler and replace a stop tap. He is a serious an…”
mahri Kirkby · Google review“Mark Thompson Ltd were absolutely amazing. I had full central heating installed with removal of the exisiting hot water tank and electric radiators. Everyone I dealt with was knowledgable friendly and pleasant. Mark who…”
Ali · Google review“Great experience with our recent air conditioning installation in our Cafe, Yorkshire Crust. Sam was very tidy with the installation also well priced. Very impressed would recommend.”
Marc Steel · Google review“I've been using Mark and his team for over seven years, and they've consistently delivered outstanding service on every job. Over the years they've carried out a range of work for me, including a full boiler installation…”
Helen Murphy · Google review“We had an emergency plumbing issue at home while I was alone with my baby, and the response was incredible from start to finish. The plumber arrived quickly, was calm, professional, and very understanding of the stress w…”
Michael Armitage · Google review“Following the failure of our ageing oil boiler I was recommended to Mark Thompson (Leeds) Ltd. They attended to assess what was required on Tuesday and sent a quote that day which I accepted. By Thursday a new boiler had…”
Camron King · Google review“I rang Mark when my boiler suddenly stopped working, and he was brilliant. He quickly organised for Sam to come round later that same day. Sam arrived on time, was friendly and professional, and got straight to work. He…”
Phil · Google review“We recently had our boiler replaced and relocated, and once again the service from Mark Thompson and his team was outstanding. We've been using Mark for around 20 years now, and the level of professionalism, reliability,…”
Gillian Wade · Google review“Sam came and fixed my bathroom sink, very professional and polite! Excellent service nothing was a problem attitude, great value for money, would defo recommend Mark Thompson Leeds Ltd for all plumbing work.”
D B · Google review“We had a new heating system fitted by these guys last year, all went smoothly. They helped us with choosing the right system, no mess or problems during the installation. The quote was good for what we have had installed…”
Anita Williamson · Google review“I have just had a replacement boiler fitted by Mark Thompson Leeds Ltd. Rio & Harry arrived just aftet 8am, the boiler was fitted and up and running by early afternoon. The work was carried out to a very high standard, e…”
David Minett · Google review“Just had our ensuite and cloakroom refurbished by Mark Tompson (Leeds) Ltd. A huge thanks to Sam, Harry and Rio for their excellent work. The care and attention afforded this work has been exemplary from start to finish,…”
Stephen Boardman · Google review“Excellent service from Mark Thompson's business to service my Worcester boiler. Elliott was extremely efficient and professional carrying out the work in every respect. I would recommend Elliott and Mark Thompson without…”
Kelly Davis · Google review“We recently had our oil boiler fail and needed a new one. I rang round 3 or 4 companies for a quote and settled on Mark Thompson Leeds to carry out the works. I'm very glad I did. It's a rare thing these days to find hel…”
Steven Sutcliffe · Google review“On the 18th of Feb we were having serious trouble with our central heating boiler so I spoke to Sam at Mark Thompson's Leeds, who was absolutely brilliant and has a great attitude to problems and he said he'd send Elliot…”
Lydia Dawes · Google review“Called on Friday afternoon with a boiler issue and someone was out Monday morning. Sam managed to get everything sorted for me there and then, answered all my questions and gave me advice about options for new boilers Vs…”
Jennifer McKenna · Google review“We recently had our boiler replaced, water tanks removed and hive installed and we couldn't be more pleased with the service of Mark and his team. Harry did all the manual work and was extremely efficient, punctual and t…”
Andy Shorthose · Google review“Sam was very responsive to my initial communication, quick to come round and equally quick to diagnose the problem and fix it. Would definitely recommend. Thanks Sam much appreciated and hopefully see you again soon for…”
Megan Stapleton · Google review“Sam came to fit a towel rail in our new home. He did an amazing job and was in and out in no time, great service! We love it, Thank you”
Janet Spence · Google review“Fantastic service. Badly leaking boiler fixed within 6hr from me phoning them. Sam was very friendly and even fixed a radiator that I mentioned hasn't been working for years without me even asking him which was such a ni…”
Mark Hallett · Google review“Mark and Sam installed a full smart home heating system into our house 3 years ago and have maintained it ever since. We have had no issues and they are always responsive to any issues or maintenance requests we have. Fu…”
Jess Evans · Google review“Came same day to fix a boiler problem we had, explained the problems found and fixed the problem for us. Good communication and professional service, left everything clean and tidy. Would definitely recommmend.”
Marcel Manners · Google review“Harry recently fitted a new boiler for me and I couldn't be happier with the service. From start to finish, he was professional, punctual, worked efficiently, and left the area spotless once the job was done. The boiler…”
Megan Bray · Google review“Had a great experience with our boiler installation. Sam was lovely, friendly, and incredibly helpful from start to finish. Would definitely recommend!”
Aaron Thorpe · Google review“My boiler was unfortunately deemed unsafe by a British gas engineer, so we had no hot water or heating. These guys came out within the hour and then had a space the next day to fit a new boiler. Very reasonable price, ex…”
Joshua Folan · Google review“Had mark round to repair a leaking pipe on the boiler, very quick response fixed the leak straight away and left everything clean and tidy. Would highly recommend.”
daniel sowery · Google review“Boiler repair. Mark did a great job at getting our boiler back on. Arrived when he said he would and the price was fair. Would recommend”
Jack Thompson · Google review“I recently had a new boiler installed by Mark Thompson Leeds Ltd, and I couldn't be happier with the service. From start to finish, the team was professional, efficient, and friendly. The installation was carried out to…”
Chirag Patel · Google review“Great service once again from Mark Thompson - responded immediately to our call, Sam attended the next day as promised and promptly identified and fixed the cause of the water leak (block pipe). Many thanks.”
Nima Nadali · Google review“Great service, great communication, couldn't recommend these lads enough. They fitted my boiler 2 years ago and I've had zero problems since.”
harry meredith · Google review“Elliott who works for mark was really thorough and professional it's 1st time I have used mark for a boiler service it won't be the last would totally recommend him great business”
Sally Gutteridge · Google review“Fantastic service highly recommended! Reached out to me directly after posting a job on MyBuilder and my local community group, very impressed with the effort, efficiency and a job well done. Had my shower replaced after…”
Vicky · Google review“Contacted Sam from Mark Thompson over the weekend with a problem with my thermostat. He was able to replace this really quickly and even programmed the heating for me! Excellent service, thank you”
pork chop · Google review“Sam came today to service my boiler and fixed my daughter's radiator, brilliant chap, really friendly and kind. Brilliant communication with mr in regards to coming out to my house, would highly recommend this company. B…”
Linda Fergusson · Google review“Elliot serviced our boiler and gas fires today. He was courteous, efficient and professional and did a good and thorough job. Would highly recommend Mark Thompson's company.”
Rosanna Blakeley · Google review“I've been using Mark Thompson for the past few years, and the service has always been outstanding. The engineers are reliable, knowledgeable, and quick to diagnose and fix any issues—whether it's repairs, leaks, or routi…”
Jonathan Spain · Google review“Mark's team did a superb job fitting out our bathroom. Every stage was very well communicated and managed. We're really happy with the end results and how everything came together!”
Richard Rogers · Google review“The engineer turned up at arranged time slot. Did the job in a clean and tidy manner. Would have no hesitation in recommending these guys.”
Lorna High · Google review“Sam and Mark were recommended to us by our builder to carry out both the first and second fix plumbing for our extension, which includes a new utility and shower room, as well as installing new radiators in multiple room…”
Helen Farrell · Google review“Sam recently replaced our old kitchen mixer tap. Probably a very small job for him but the service we received was friendly, fast and efficient. Would highly recommend”
Georgia Clarke · Google review“Had Sam come to the house to sort the boilder and heating out. He was so polite and lovely. Definitely would recommend. Been using the company for years and they are all so good and trustworthy. They explained everything…”
nick scott · Google review“Mark has done a number boiler/heating systems for me over a number of years and has recently replaced a boiler which was getting past its best. As before very professional and polite a great job done at short notice I wo…”
Alan · Google review“Very helpful and always happy to give advice and explications. We've been customers for more than 10 years for both installations, repairs and regular servicing. We can highly recommend them. Thank you.”
Paul Tarbard · Google review“We contacted Mark and Sam as we needed specialist aircon/heater installers for our bathroom showroom in Harrogate. The survey was completed the next day and the aircon units where installed within the two week timeframe…”
Tom Lewzey-Jackson · Google review“Really happy with the service from Sam - discussed and diagnosed the plumbing issue on the phone and came out swiftly on a Saturday, talked me through the problem and how he was fixing it, and all at a good price. Will b…”
darren birch · Google review“Oil fired boiler installed. Great price and service. Just had the yearly service done today. Would highly recommend.”
Stephen Johnson · Google review“Had a great experience with this company installed air condition unit in my bedroom very neat and efficient well pleased.”
Andrew Rowbotham · Google review“Huge thanks to Mark and his team. Mark surveyed the job and offered a competitive price. Harry fitted the new boiler and is a real credit to the company. So polite, professional and a pleasure to meet. He worked tireless…”
Elizabeth Rezvani · Google review“Looking for a new boiler we chose Mark Thompson (Horsforth) and were not disappointed. Mark visited our house and after surveying the old boiler / kitchen area he outlined the best options. His experience and professiona…”
Peter Slater · Google review“New boiler fitted within 24 hours. Thanks Sam and Rio, amazing service and communication. Would recommend.”
Ashley Bickler · Google review“Harry and Rio provided an excellent efficient service from start to finish. I would recommend this company to anybody”
Tessa Andrews · Google review“Highly recommend these guys Mark was really friendly & gave great advice Had them to service our boiler & they found a fault with the fitting of it which previous plumber had hidden It was easy to book & they turn up on…”
Matt Boyd · Google review“Mark gave me a quotation fast for a new boiler, which was a fair price. He sent Harry and rio to do the work, really nice lads, proffesional, clean and tidy. Did a great job, well happy thankyou. I will recommend them. C…”
Zoe Howard · Google review“I phoned up this week and spoke to Sam after my boiler had stopped working, Sam was really prompt with sorting and fitting us with a new boiler. Hard working and professional, thank you so much!”
Saul Hirst · Google review“Good set of lads, they work fast and efficient to a very high standard. Would definitely recommend”
Cathy T · Google review“Always trusted and efficient, good communication with the gas engineer and still happy with our boiler which they fitted two years ago. Would highly recommend Mark Thompson Heating”
lynne D · Google review“Punctual, polite and efficient. Sam serviced our boiler today and provided the high quality level of service we have come to expect from Mark Thompson (Leeds) Ltd Can highly recommend this company”
Marc Dallimore · Google review“We've had Sam from Mark Thompson LTD working on multiple jobs over the past 3 months from boiler relocation, new boiler installation and all heating and plumbing services across our extension We couldn't be happier with…”
Jim · Google review“Always use Mark thompson for boiler issues and services. Great service and always get the job done quickly and to a high standard.”
Karo Ashurst · Google review“Great service from Sam! Very friendly and professional. Highly recommend, we will definitely be using him again”
Corey Robinson · Google review“Had Sam complete our boiler service, lovely guy and really professional service. Highly recommend!”
Ian Bates · Google review“Excellent friendly and efficient service always, fitted us with a new boiler at a very reasonable price and repaired a broken shower, very happy with everything.”
Dave Lane · Google review“Prompt, knowledgeable, helpful and friendly for regular annual boiler service.”
Chris Harper · Google review“Sam fitted a combo boiler. He did a great job, was very personable and left everything neat and tidy.”
Alistair Holmes · Google review“Sam was great! He diagnosed and fixed the issue in no time! Will be using for any work needed in future.”
Terie Wood · Google review“Sam was very professional & thorough, sorted out our heating issue efficiently. Great service”
Shae Stringwell · Google review“Very quick and professional job from start to finish. Would recommend to anybody”
Will MacLaren · Google review“Excellent service. Friendly, reliable and very responsive. Would strongly recommend.”
Charlie Brownridge · Google review“Very reliable and friendly service. Quick to respond and expert at fixing any issues quickly. Would highly recommend.”
Kaine Reynolds · Google review“Used these guys a few times and there great, very professional and there work is top notch.”
David Andrew Low · Google review“Had a boiler replaced. Brilliant service and Harry who did the install was very professional. Would highly recommend”
Ben Frost · Google review“Sam and Harry both did a very professional job, made it very straightforward.”
Guy · Google review“Very professional outfit. Would highly recommend.”
chloe stead · Google review“Sam was very helpful and easy to deal with and highly skilled at what he does”
stuart colley · Google review“Had our boiler serviced by Harry, who was very polite and thorough,”
Ruth Mercer · Google review“Great service and explained everything really well”
Suzi Gibson · Google review“Very Reliable, great professional service, would definitely recommend using Them. Thanks for repairing my boiler so quick.....”
Peter Dixon · Google review“Nice, friendly service, just got on with the service in hand”
John Pullan · Google review“Great comms … on time … clean professional job …. As always….. thank you”
James T · Google review“Good job, would recommend.”
ciaramidd · Google review“Very friendly and great service”
Joe Wallace · Google review“Great service and very professional”
Emmalene · Google review“Great service, thanks”
Frank Slobodian · Google review“Mark and his son Sam originally installed and have been maintaining my boiler for the past 7 years. They are always courteous friendly and respectful. Today's service was done by Rio, all good as usual.”
Squire Barbershop · Google review“Mark and the lads were very reliable and efficient. Extremely tidy and great workers Highly recommend”
Sue W · Google review“We had air con installed in our loft room/landing bedroom to cope with the summer heat. Sam arrived right on time, was polite and respectful of our home, and completed the entire setup in a few hours. The unit runs quiet…”
Andy Brayshaw · Google review“Really pleased with my new air conditioning installed into my bedroom by Sam. A neat, well priced installation works amazing. Would recommend.”
Seema Varghese · Google review“Great service!”
Victoria Lamb · Google review“I highly recommend Sam. He is professional, on time and his service is second to none. He services my boiler every year, has fitted thermostats and previously a bathroom. All to a high level of exceptional workmanship. T…”
phil newstead · Google review“Sam installed two new boilers at my property and did a first class job, they have also completed boiler servicing and bathroom and plumbing related repairs every time they have done a great job.”
Chris Aspin · Google review“Sam and the team have just finished installing two air conditioning units and fitted a bathroom in a new extension. Sam has been fantastic to work with; very knowledgable and professional throughout the process. Sam talk…”
Caroline · Google review“Thanks Sam for another great job and for coming out so quickly to get the job done. Your attention to detail and knowledge of latest regulations is brilliant.”
P. H. · Google review“Really brilliant job by Harry & Rio, would highly recommend them. We had a new boiler fitted and 6 radiators replaced. They ensured it was all done cleanly and efficiently and tested & talked us through it all before the…”
Dave Henry · Google review“Elliott, what was there?”
Commercial services FAQs
Do you offer same-day emergency commercial gas repair in Leeds?
Yes. We offer same-day emergency callouts for commercial gas and boiler breakdowns across Leeds and West Yorkshire. Call 0113 259 0088 and we'll get an engineer to you as quickly as possible.
How much does commercial boiler servicing cost in Leeds?
Costs vary depending on the size and type of system and the number of appliances on site. We provide free, no-obligation quotes and site surveys tailored to your premises — call 0113 259 0088 or use our online form to get a price.
Are your engineers certified for commercial gas work?
Yes. Every engineer on our team is Gas Safe registered, and our air conditioning engineers hold the required F-Gas certification. We are fully insured and carry all necessary qualifications for commercial gas, heating and air conditioning work.
What are the legal requirements for commercial gas safety?
Businesses and landlords with gas appliances have a legal duty under the Gas Safety (Installation and Use) Regulations to keep all pipework, appliances and flues in a safe condition, with regular checks carried out by a Gas Safe registered engineer. We can advise on what's required for your premises and carry out the necessary checks and certification.
Do you install air conditioning in offices, shops and restaurants?
Yes. Whether it's a single office, a full office fit-out, a shop floor or a commercial kitchen, we've got the right system for the space. We supply and install all tested air conditioning systems tailored to your premises and budget, with manufacturer warranties and ongoing maintenance contracts available.
Do you offer annual servicing contracts for businesses and landlords?
Yes. We offer annual servicing contracts for commercial boilers, gas appliances and air conditioning systems, so your business or portfolio stays compliant and running smoothly year-round.
Need a commercial gas or heating engineer in Leeds?
Free, no-obligation quotes. Gas Safe registered, based in Horsforth.