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Palm House Conservation Package

Royal Botanic Gardens, Kew

Two stages

Estimated value
£20,000,000
Excluding VAT
Where
London
Buyer in London
Trade
Construction and building works
Building construction work
Documents
On Delta eSourcing
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Quick read

Worked out by Evendraft from the notice’s own data, on 2 Nov 2026. The official notice is the one to rely on.

Time to bid
26 full UK working days before the deadline to apply to take part, Wed 9 Dec 2026 (England and Wales bank holidays left out).
Time allowed
The buyer allowed 37 days from publication to the closing day: longer than the median for open construction tenders (32 days).
Value
£20m is above the median (£2m) of the 405 open construction tenders that state a value.
This buyer
1 more open tender from Royal Botanic Gardens, Kew listed here.

What happens next

Dates and times are UK time, as the buyer published them. Check them on the official notice: buyers can change them.

  1. Now

    Get the documents

    Documents are on Delta eSourcing (free supplier registration needed). Find the tender there by its title or the buyer’s reference.

  2. In 37 days

    Apply to take part

    This tender has two stages (competitive flexible procedure). Only suppliers who send a request to take part by this date and pass the first stage are invited to tender.

About this tender

The summary is the start of the buyer’s own description, word for word. The full description and the documents are on the official notice.

Appointment of a Principal Contractor to deliver conservation, refurbishment, and accessibility works to the Grade I listed Palm House within the UNESCO World Heritage Site at Kew.

Official notice
Find a Tender, notice 103834-2026
Buyer
Royal Botanic Gardens, Kew
Buyer’s region
London
Where the work is
London
Listed on Evendraft under
London
Published
2 Nov 2026
Requests to take part by
9 Dec 2026, 23:59 UK time
Estimated value
£20,000,000 (excluding VAT)
Trade
Construction and building works
CPV codes
  • 45210000 Building construction work
Procedure
Competitive flexible procedureTwo stages: apply to take part first; shortlisted suppliers are invited to tender.
Framework
Not stated on the notice
Lots
Not divided into lots
Suitable for small businesses The buyer’s answer
Yes
Suitable for charities and social enterprises The buyer’s answer
Not stated on the notice
Good for small firms Evendraft’s filter
No (estimated value over £1m)Good for small firms means the buyer marked it suitable for small businesses, the estimated value is £1m or less (or not stated), it is open to new suppliers, and it is not a framework with more than 20 places. Tenders where the buyer didn't say are left out.
Documents
On Delta eSourcing

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