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Mansion House major refurbishment - Main Contractor

The Mayor and Commonalty and Citizens of the City of London · Local authority

In brief

The Mayor and Commonalty and Citizens of the City of London has announced plans to buy construction and building maintenance work. This is an early notice: there is nothing to bid on yet, but it tells you a tender may follow.

The estimated value is £30,000,000 excluding VAT.

The contract runs for 9 months, starting 1 September 2028.

Built from the notice's own fields. Always check the official notice before you bid.

Can I win this?

Competition

Usually high: a median of 6 bids per contract for this buyer (from 48 awards in the last 12 months).

What the notice says

The works comprise the major refurbishment of Mansion House, including replacement and upgrade of mechanical and electrical systems, refurbishment of internal areas, roof replacement and repairs, and external works including façade cleaning, masonry repairs and window refurbishment. Works will be undertaken within a live and operational historic building. This notice is issued for transparency and market awareness only and does not constitute a call for competition or procurement exercise. The Authority reserves the right not to proceed with any procurement referenced in this notice. Any future procurement will be subject to separate publication and compliance with the Procurement Act 2023. All details within this notice, including values, scope and anticipated timings, are indicative and non-binding.

How to bid

  1. Read the full notice on Find a Tender, including any tender documents it links to.
  2. Register your organisation on the Central Digital Platform (through Find a Tender) if you have not already. Suppliers need to be registered to take part in procurements under the Procurement Act 2023.
  3. Follow the submission instructions in the notice; it does not name an e-tendering portal.

Timeline

  1. Pipeline notice · UK1, notice 048654-2026

About the buyer

The Mayor and Commonalty and Citizens of the City of LondonLast 12 months

Procurements

454

Awards

276

Suppliers it has used most for construction

All tenders and awards from The Mayor and Commonalty and Citizens of the City of London

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From notice 048654-2026 on Find a Tender, first published 26 May 2026. We last checked for changes on 28 September 2026.