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Warner House

Two adjacent buildings in Theobalds Road, Holborn which were originally built for the Ministry of Defence in the 1940s and are now refurbished and occupied by Warner Bros

Project Summary

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Main Contractor


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London, UK

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Completed late 2019

Project Details

Full building refurbishment of Warner House on behalf of Warner Bros, whilst in occupation the project was carried out in phases . The project brief was to upgrade the buildings to modern office standards and specification, which involved extensive and innovative integration of new build into the existing fabric. The buildings include full height glazed thermal chimney facades to the central entrance area and the creation of atria from lightwells.

The completed buildings appear contemporary in every respect and are let to Warner Bros and Nabarros.

Our Contributions

Our Contribution mainly involved

  • Mechanical LTHW & CHW landlord , CAT A & CAT B Fit out
  • Commercial Gas Installation
  • Public Health Foul Drainage, Domestic Water Service and Condensate drainage landlord , CAT A & CAT B Fit out
  • Public Health existing Rainwater Drainage Modifications

Project Highlights

Occupiers Undisturbed

Warner Bros occupied the building throughout the project and it was completed without major disturbance to them.

Effective Collaboration

We assisted in the completed of this large refurbishment with effective collaboration with all other trades.

2.5km of Pipework

We successfully installed 2.5km of LTHW and CHW pipework to 412 Fan Coil Units

Business as usual

These types of projects require meticulous project management to allow for business as usual

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JA Brooks performed excellently on a challenging project involving the replacement of main Chilled Water and Heating Pipework and Plant together with the installation of new risers and Cat A Fit Out. The extra challenge was the occupation of the building but you were always flexible in approach in meeting changing programme periods and changes to your scope.

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Derek Joiner
Operations Director (Phoenix PME)

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