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Browse reliable Gas / Heating engineers in Gwynedd

Take a look at rated Gas / Heating engineers serving Gwynedd, read reviews and submit your job for free.

SE Electrical Services provide a full range of electrical services, catering for all electrical projects, We provide free estimates , We are Napit Accredited with all works being tested to BS7671 and 17th Edition standards. covered by a 6 year warranty.

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Reviewed by Annabelle on 18/2/2019

Excellent

Our award-winning claims management service aims to help policyholders throughout the UK make successful buildings insurance claims caused by storms, burst pipes, accidental damage, fire, floods or other events which lead to the property owners needing to make an insurance claim. We project manage and carry out the required repairs using our fully vetted contractors. Aspray always strive to reinstate the property to its pre-incident condition as swiftly as possible. Aspray Ltd are authorised and regulated by the Financial Conduct Authority for claims handling only.

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Reviewed by John on 14/5/2023

All work carried out at a professional standard. Customer satisfaction is my number one priority. I Will always give 110% and go above and beyond to make sure, you as the customer are happy.

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Reviewed by Rob on 13/9/2022

Martin is certainly the most honest, realistic and trustworthy trades person I’ve ever had the pleasure to work with. We’ve renovated a few properties over the years dealt with dozens of tradespeople, both good and bad and Martin sits at the top of the good pile. He had a passion for the job, charged a reasonable price and showed knowledge and commitment. He deals with all sorts of outside jobs and I will get him back in a heartbeat to deal with anything we need on our land or home. He’s a legend.

A to Z Cheshire Building was established in 2005, a small family-owned business based in Chester. We service areas within a 30-mile radius of Chester City Centre. Although we are a small company, we have extensive experience in all home-improvements and interior decorating from tiling your bathroom to extending your home and everything in-between. In addition to private housing, we also cater to public housing needs, offices, schools and public buildings ensuring that public sanitation facilities and fire requirements are met. Each contract entered into by A to Z Cheshire Building has its own unique workforce in that appropriately qualified sub-contractors are recruited to ensure minimum overhead costs while still maintaining high quality work. Every sub-contractor works to the highest standard of training and health and safety. At A to Z Cheshire Building, we cater to our customers’ individual needs and tailor each contract to the customer.

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Reviewed by Vici on 29/11/2022

A good builder is always in demand, and it's true! I had to wait a little while for AtoZ Cheshire but they were worth the wait. Piotr and his team were polite, efficient and cleaned up everything so well that I hardly noticed they were there. This was a tricky job to replace a kitchen and home office floor after a flood. Lots of tricky corners and unusual cuts. The floor has been laid immaculately. I am delighted with the result and would highly recommend them!!

At the BeSure Group we have over 35 years experience in the Plumbing and Heating sector offering servicing, repair and installation across the United Kingdom. Central Heating Upgrades, Boiler Replacement, Plumbing Upgrades, Cylinders, Qualified Plumbers. Gas Safe Registered, Natural Gas and LPG you name we can cover it. With experience in all areas of plumbing and heating, whether it is a new boiler installation or a repair of an old one our knowledge and fault finding skills are the key to a successfully completed job at a competitive rate. We are gas safe registered with up to £5 million public liability insurance. Jobs Include: Boiler Servicing from £88, Combi Boilers, Central Heating Installations, Nest Installation, Hive Installation, Gas Safety checks, Expansion tanks, Boilers Replaced, Condensing Boilers. We can fit all major boiler manufacturers including Glowworm, Worcester, Ravenheat, Heatline, Viessmann, Baxi, Vaillant and many others. Whether you need Landlord Gas Certificates, new radiators, gas appliance repairs, outside taps installing or fixing, new bathroom WC Fitting, kitchen plumbing, storage tanks toilets/basins replaced, leaking overflows, ball valves, toilet flush, general household plumbing repairs, not job is too big or small for us. GAS SAFE REGISTERED

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Reviewed by Brian on 27/8/2020

Excellent service. Got a quote on the Thursday, and the fitter arrived to install my boiler at 8.20 on the Monday. Work done to very good standard, and cleaned up afterward. Would recommend BeSure for any Heating/Boiler work

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Reviewed by William on 17/12/2012

very clean. makes good. higly recommended

A. Gallagher & Son provide services across North and Mid Wales and the North West. We employ only local specialist tradesmen for slating, tiling, flat roofing, lead work, fascia and gutters and solar PV. We are able to take on works of any size to the most complex designs and specifications. Our Roofing Services Include: New Roofs Roofing repairs Re roofing Slate and materials Solar panels Other general building Get FREE quotes and friendly service. Members of National Federation of Roofing Contractors Velux approved installers We believe high quality standards of work is an essential key in the companies growth and development.

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Reviewed by MALCOLM on 6/5/2025

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Reviewed by Margaret on 10/4/2025

I am a fully qualified electrician with over 15 years experience I take pride in my work. I have a can do ; approach to jobs and my experience in electrics gives me the confidence I need to complete every job to a high standard. References can be provided by all my customers

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Reviewed by Roger on 28/11/2025

Smith & jones contractors. We are reliable,friendly,trustworthy & professional. We take pride in our work. Our reviews will show that our customers are always 100% happy. we have 15 years experience, so call the best & flush the rest!

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Reviewed by pauline on 9/6/2022

Needed a new shower plumbing in as we have no bath & only a shower so we had to keep our water turned off at the water mains , so we rang these guys & they immediately came out & fixed the problem right away within minutes , i would DEFO use these again in the future , there amazing & thankyou , frank LL22

Unexpected breakdown? No worries, our experts will fix it in no time. We’ll then protect any future breakdowns for the next 12 months. - Low cost boiler repairs by expert engineers. - Fixed-price £199 one-off repair fee, then from £12.95 a month - Save over £200 on typical one-off repair costs - Protect against any further breakdowns

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Reviewed by Kiri on 26/11/2022

At P.E.P Construction ltd, we offer a wide verity of service in the construction sector, from anything as small as you can think to as big as you want and as high end From groundwork’s to Extention all the way to new builds look no further, we have a team of trades all under one roof l, with a professional and friendly service start to finish look no further

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Reviewed by damian on 5/12/2024

Electrician with 30 years Industry experience,professional with a guarantee that the customer is put first.

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Reviewed by Sarah on 20/10/2025

Covering all aspects of plumbing, heating and gas works no jobs are too big or small. Please contact me for a free quote.

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Reviewed by Jayne on 21/12/2023

Great service, great lads, fitted at short notice 2 new radiators a nd moved one radiator. My elderly parents were so happy with these "lovely lads" that they have asked them to fit a new boiler ,"enough said" that's to Craig and his team ????

Friendly business that covers all building work over North Wales, we take pride in our work and all work are done to a top standard

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Reviewed by Margaret on 31/10/2025

Iwan was brilliant and is coming back next week to do further work. He was punctual, professional, cheerful and friendly. I would definitely recommend him.

Bathroom installer and plasterer very reliable good time keeping quick friendly and fairly priced

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Reviewed by Kyffin on 19/6/2018

Aaron booked the job in and clearly advised the price. On the day he arrived a few minutes early, carried out the work quickly and efficiently. No mess left behind. Price exactly as quoted. I would whole-heartedly recommend Aaron and will be contacting him for similar plumbing work in future. 5-star review.

Our main focus is on quality first, from a small painting job to a full property refurbishment or a new kitchen. I have been in the building and engineering trade for 30 years. We are fully insured and always clean and tidy.

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Reviewed by Catherine on 17/12/2025

Macbrook gas started as a local heating company based in Norfolk. Over the following years we have grown into a national boiler replacement company, specialising in replaceing boilers at very short notice. We pride ourselves on being the most competitive in price at the same time delivering a 5* job and service. Finance options also.

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Reviewed by Roger on 2/7/2019

Very Good. Turned up on time, and completed the job of installing new pump on heating system the same day. Very pleasant tradesmen.

Gareth, the proprietor of GMS is a qualified wood machinist by trade and has over 25 years’ experience working within the construction industry. Gareth first started the business in 2005 with a view to provide clients across North Wales and Cheshire with kitchens. In the last 10 years the business has diversified and now accommodates a scheme of works within construction from kitchens to bathrooms, gardens to bedrooms, fire and flood damaged properties and more. Gareth employs several staff and subcontracts to NICEIC registered Electricians and GAS SAFE registered gas engineers. Therefore, GMS can offer project managing and the client only needs to converse with one trade [GMS] rather than multiple. Thus, taking the stress out of the job.

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Reviewed by Mark on 23/2/2018

Great communication and work carried out to a high standard.

At G.H.P , we have more than 15 years of experience in offering services in Electrical, Plumbing and bathroom installs. All our services are available throughout South Wales and South West England at affordable prices. We offer all our first-rate services to domestic customers as well as commercial customers. Call us if you want to find out more and please take a look at our website www.pulchrainterior.com Services offered by us:- Plumbing Bathroom installs Electrical Tiling

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Reviewed by Donna on 1/8/2025

James did a fantastic job building a downstairs toilet/shower room for my mother. The quality of his work was of a very high standard and his attention to detail was second to none. No challenge was too much for James and he consulted with my mother regarding the design and installation throughout the whole working process. I can’t recommend him highly enough. Thank you James for a five star service!

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