King's Cross and Euston have added some of London's largest new office floorplates in the past decade, with Google, Meta and the life sciences cluster around the Francis Crick Institute driving high specification fit outs. Elsewhere Camden is Bloomsbury's period stock, Camden Town's converted industrial buildings and Kentish Town's studios. Two very different contractor types serve the borough and the directory's size bands separate them.
Resolved from the registered or trading address on each profile. Being based here does not mean a firm only works here; every firm in the directory covers London.
Evidence based design. Agile working pioneer. One of the oldest firms in the market (72+ years).
Cat A and Cat B, mid market band, trading since 1953. Names Mount Street LLP and Honda among its clients.
Design & build exclusively. Coworking/flex design. University refurbishment.
Cat A and Cat B, mid market band, trading since 1995, B Corp certified. Names Gymshark and Adidas among its clients.
Ordered with enterprise and mid market firms first, because central London projects skew larger. The six below are a starting point.
Every firm in the directory covers the whole capital. For all 66, see the full list of London office refurbishment companies.
Typical stock in Camden: New build at King's Cross, period stock in Bloomsbury.
Firms that deliver refurbishment work on site, grouped by the project sizes they take on.
Browse 0263Cat A, Cat B and design and build firms from boutique studios to enterprise contractors.
Browse 0318Boutique firms for offices under 5,000 sq ft, £50k to £500k, one team end to end.
Browse 0452Contractors covering offices, retail, hospitality and landlord common parts.
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