With vast experience and an excellent track record, we have positioned ourselves as the ideal solution for all residential and commercial development projects.

We provide complete project management and a full turnkey service when working for private clients or when outsourced by engineers, architects or interior design firms across any type of construction service.
Our skillful team pride themselves on being respectful, polite, highly professional, efficient, always meeting deadlines and delivering a first class finish to every project with thorough attention to detail.



By keeping our overheads down, with only a small number of development projects at any one time and undertaking the work ourselves.


BCC only works with clients in and around London and has a very personable approach and aim to give the customer the very best possible service.


A large number of our work is through recommendations and our reputation is our backbone as a leading basement company in London.


Central to our approach is our philosophy which ensures that we fully understand the expectations and aspirations of our clients; we strive to provide the upmost level of service across all projects. We aim to deliver projects on budget and ahead of schedule without compromising our high standard of workmanship and attention to detail. With many years of specialist experience in Loft conversions and House extensions, Blockchain Construction is your leading expert in property renovation and maintenance.


Blockchain Construction Mission is to deliver high quality loft conversions and house extensions, maximising the full potential of the property at a competitive price. Blockchain Construction is fully personalized from planning to the completion of loft conversions or house extensions, with a straightforward procedure for the customer with regular updates and feedback right from the free initial feasibility survey, through to the actual construction of new loft space or extension.