Loft Conversion & Extension Specialists

Arrange Your Fee Home Visit And Quotation Today!



If you are looking for professional and established builders in Sheffield, you have definitely come to the right place.


Working extensively throughout Sheffield and South Yorkshire, we have built up an excellent reputation throughout the region as the go-to company for clients requiring domestic building works.

We specialise in loft conversions, house extensions and property alterations and offer a complete building package, supplying all trades and services.

New-build or a small repair job LSM Builder have got you covered!

So if you are looking for quality builders in Sheffield, you need look no further than LSM Builders, where we will always work to the highest standard of service, quality and integrity.




Contact Us

Tel: 01144670057    Email:

Write: LSM Builders,14 Swale Dr, Chapeltown, Sheffield, S35 2QQ



Design & Build
Loft Conversions
Garage Conversions
Windows & Doors
Roofing Services
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LSM Builders provide complete building services to all of our clients in Sheffield and throughout South Yorkshire.


Form the initial concept and design work through to  painting and decorating.  All building services undertaken by LSM Builders are to the highest standards of workmanship and quality and we have many satisfied customers throughout South Yorkshire who can testify to this.

We can make arrangement for new customers to speak with some of our existing or past clients and organise a convenient time to view some of our previous projects. You can also visit us onsite, meet the team and see how we work.


We only offer our building services to domestic customers and do not get involved with commercial projects. This keeps our tradesmen ever conscious of attention to detail and respect for clients properties at all times.