Email Address


Welcome to Lewco Plumbing, Heating & Building Services - A Design & Build Company - Builders - Swansea - South Wales


Lewco provides plumbing,heating & building services to Swansea, South Wales and rest of the U.K. We have 23 years experience in all aspects of plumbing and heating,Being qualified time-served engineers and tradesman we pride ourselves on maintaining a high standard of workmanship at all times.We have a full range of building services in the commercial and domestic sectors, whether it being a renovation, new build project or the need for an emergency plumber we can help. Our design and building services team are second to none and with your input, we are sure that we can come up with designs for your chosen project which will suit all your desired requirements, from a new combination boiler being installed by one of our trained heating engineers to a complete new build of a house. We cater for all budgets and make sure we meet each an everyone of our customers needs and individual requirements with total dedication.


At Lewco we offer the complete Plumbing, Heating & Building services package for all clients and cutomers.

Our profesional team of engineers and tradesmen are fully qualified and experienced in their trades and their workmanship is always carried out to the highest standard. Our main Focus at Lewco is that each individual project has a schedule works and it is important for us to take the time to ensure that we work efficiently in order to preserve the high quality of workmanship that has made us a trusted company throughout Swansea, South Wales and the rest of the U.K. 

24/7 call out

If you need to call our 24hr service helpline, we will be happy to deal with your enquiry quickly and efficiently. Our engineers can usually be with you within the hour if required, alternatively a booking will be made to suit the customers' time schedule. We will be able to give you immediate advice in any emergency situation one of our experienced plumbers can help.

Company Charges

Work is carried out on an hourly rate, or a fixed price can be given for larger projects, Our rates are very competitive with the current market, and all invoices show a full breakdown on how your project has been priced to each customers individual needs.


One of our experienced estimators can provide you with an accurate and detailed description of the estimate which will include a fully costed schedule of the works designed to create as little disruption to you as possible,and suit every customers budget.


All of our workmanship carries the company's written 12 month guarantee for your peace of mind. and all materials and products are covered by full manufactures’ warranties. they can all vary e.g. boilers can have up to 2-10 years warranty's.