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Alchemy Build

London new build & major works contractor
020 7692 0931
info@alchemy-build.com
London & surrounding areas
48-hour detailed pricing
Projects from £150k – £1m+

Fast, accurate contractor pricing for high-quality residential and mixed-use projects.

Send us your drawings or outline brief and we’ll return a clear, itemised cost plan within 48 hours. Ideal for architects, developers, surveyors and homeowners who need quick, reliable pre-construction figures.

  • Accurate, itemised costings turned around in 48 hours (for suitable projects).
  • Ideal for architects, surveyors, developers and loss adjusters needing dependable early pricing.
  • Experience delivering new builds, extensions, refurbishments and reinstatement works from £150k–£1m+.
  • Clear programmes, structured delivery and transparent communication from day one.

If your project isn’t a fit for this service, we’ll let you know quickly and suggest the best next steps.

Projects we regularly price and deliver

We specialise in high-quality residential and mixed-use schemes from around £150k upwards — including fire reinstatement, extensions, refurbishments and full new-build homes.

Once we’ve discussed your project we can provide references, outline programmes and further case studies to support your decision-making.

Rear extension with glazing
Rear extension & internal refurbishment, London
New build home exterior
New build family home – shell & full fit-out
Refurbished interior
Fire reinstatement & high-end internal finishes