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Basement Company Chelsea

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Basement Conversions Specialists in Chelsea

With each square foot of living space in London at premium, why would you choose to relocate when you have the option of extending underground? We are a top class expert company dealing in basement conversions in Chelsea. Specialist in basement construction, basement excavation and basement conversions, we simply have the best in depth knowledge needed to create the best basement designed to your needs.















Procedure for basement conversions Chelsea

Surveying Chelsea

Our team of knowledgeable and experienced surveyors first examines the fabric and structure of your building. This way, we are able to determine the feasibility of the basement works and other future buildings works. The surveyors are then in a position to talk about your proposals in point, providing advice on the possible practicality and size of the space.

Basement planning and Basement design in Chelsea

After the survey, we offer you a full basement design covering every detail of the basement conversion. This includes information covering the initial design stage, advice on the best probable basement layout. It is also important to note that you we will aid you get permit from the relevant authorities for the construction process to kick off. Once approved, the next and most important stage

Basement construction in Chelsea

We employ large structural teams to ensure that the job is complete in the shortest time possible. Our manpower is therefore big enough to handle any basement construction projects. In most cases, we can excavate underneath your house, while you continue living in it as normal. You can decide to go for retrofit, sub-basement or under-garden construction although this will solely depend on your specific needs. We undertake all our construction works in the highest standard levels that are meant ensure health and safety first.


Almost all our clients agree that we are in a league of our own. This is because of the unique and high quality basement conversion services we offer to them. In addition we are simply good at outdoing expectations by offering the best of the best. We are proud in having a team of highly qualified professionals who will never let you down at any one time. We have been very successive in completing various related construction projects in the last few years. Professionalism is our success. Contact us today and attest to it.

Basements With Class With a wealth of experience throughout London we offer a complete solution in planning and constructing high quality basement systems. From additional bedrooms and kitchens, to swimming pools and cinemas; there are no limitations on what you can create with a basement.

Any job of this nature can lead to in-trepidation, are we with the correct company? This is a lot of money can we trust this business? You can rest assured that OBS Basements are the correct company for you. With over 10 years experience we have references from numerous existing and previous clients who will put your mind at ease. We will go that extra mile to make sure there are no stones unturned and that , above all, you the customer are extremely happy with every aspect of the job from start to finish. It is in our ethos to make sure you are happy with the outlay of the work, price and service before we agree on any deal.