Windsor Estate External Redecorations and Refurbishment

THE ROYAL HOUSEHOLD

This public procurement record has 2 releases in its history.

Award

27 May 2026 at 16:23

Tender

19 Nov 2025 at 16:05

Summary of the contracting process

The public procurement process for the "Windsor Estate External Redecorations and Refurbishment" has concluded with the awarding of contracts by The Royal Household, based in London, UK. This opportunity, focused within the works industry category, pertains to external decoration and refurbishment tasks across Windsor Castle, Windsor Royal Mews, Home Park, and Hampton Court Royal Paddocks. The procurement stage is at the award phase, following an open competition below the threshold. Significant dates include the contract start on 8th June 2026 and end on 7th June 2030. The procurement involved a framework agreement divided into two lots, each with distinct allocations for specific estate locations.

This tender presents considerable business growth opportunities for companies adept in decoration and refurbishment works, especially those capable of delivering high-quality, sustainable solutions under a framework contract. Small and medium-sized enterprises (SMEs) are particularly well-suited to participate and benefit from opportunities within both lots, as key elements, such as maintaining historic aesthetics and managing access and security throughout the operations, highlight the need for specialized skills. The successful suppliers, including Trident Maintenance Service Ltd and Thomas Sinden Ltd for Lot A, and Ian Williams Ltd for Lot B, underscore the importance of collaboration and expertise in managing and executing the intricate requirements involved in preserving the heritage sites.

How relevant is this notice?

Notice Title

Windsor Estate External Redecorations and Refurbishment

Notice Description

For more information about this opportunity, please visit the Delta portal at: https://www.delta-esourcing.com/tenders/UK-London:-Decoration-work./27S668S3SN To respond to this opportunity, please click here: https://www.delta-esourcing.com/respond/27S668S3SN If you experience any technical difficulties from accessing the above url, then please contact the Delta eSourcing Helpdesk on call 0800 923 9236 or email helpdesk@delta-esourcing.com. Applicants must be technically able to deliver against the contract scope as follows: a.Delivering planned external redecorations to all the previously decorated surfaces within the estate, along with cleaning external elements such as rainwater goods. b.Including for all necessary rubbing down, preparation, and if required, stripping down to bare metal/timber prior to works. c.Maintain all work areas in a clean, tidy and safe condition free from oil, grease, dust and debris. d.Allow for appropriate storage for tolls and materials. Clearing of all debris, waste and rubbish generated on site, including keeping all work areas in an orderly state. e.Carrying out of repairs to windows/doors, and all other timber repair. Including piecing in new timber and conservation repair to match. f.Carrying out of repairs to metal windows/doors, and any other metalwork repair. Including replacing / repairing any existing doors, windows, frames, railings, gates and any other metal fixtures to match. g.Replacement or overhaul of windows/door of all types, to be in keeping with the architecture of the estate, as required. Leaving in full working order. h.Replacement or overhaul of rainwater goods of all types, to be in keeping with the architecture of the estate, as required. Refixing and ensuring that falls are sufficient to shed rainwater to outlets. i.Installing thermal upgrades to all windows, by the insertion of draft proofing. j.Arranging for the supply and fit of secondary glazing alternatives. k.Carrying out of masonry repairs, such as stonework in the areas where decoration works are being undertaken. Including for repointing, mortar repair, sourcing and piecing in new stone to match. l.Acting as the Principal Contractor for Health & Safety management of the site, including CDM duties. m.Provision of all required access arrangements to facilitate the works. Including full scaffolding, towers and mobile working platforms. Allowing for debris netting and boarding to prevent accommodation of waste in work areas. The contract shall operate as a Framework for a 4 year period and will be split between 2 lots, contractors can apply for either lot. Each lot covers areas comprising as follows; Lot A - 2 contractors to be appointed *Windsor Castle (5 phase programme) *Windsor Royal Mews (5 phase programme) Lot B - 1 contractor to be appointed *Home Park. Predominately residential properties, but includes Frogmore House, various stores, the gardener's buildings and the conservation workshops. (5 phase programme) *Hampton Court Royal Paddocks. Works in each location will be allocated each financial year depending on available budgets. Works will usually be allocated in phased areas, but may be required for smaller areas from time to time. Contractors will be required to review allocated areas to confirm the level of work required. The contractor will be required to arrange access with residential properties and will be required to provide security cleared staff to work throughout the contract. Contactors will be required to escort their sub-contractors at all times. The operations of the estate will include regular events, contractors will be required to programme their works to avoid inconvenience during events. At times it will be necessary to rearrange work at short notice due to events occurring on site. Please note, in this instance, The Royal Household has voluntarily decided to issue a Notice as the total value of works is below the threshold. This procurement process therefore is not run in accordance to Procurement Act regulations. For more information about this opportunity, please visit the eSourcing portal at: https://www.delta-esourcing.com/tenders/UK-UK-London:-Decoration-work./TZ429572TP To respond to this opportunity, please click here: https://www.delta-esourcing.com/respond/TZ429572TP

Lot Information

Windsor Castle and Windsor Royal Mews

Lot A - 2 contractors to be appointed *Windsor Castle (5 phase programme) *Windsor Royal Mews (5 phase programme)

Home Park and Hampton Court Royal Paddocks

Lot B - 1 contractor to be appointed *Home Park. Predominately residential properties, but includes Frogmore House, various stores, the gardener's buildings and the conservation workshops. (5 phase programme) *Hampton Court Royal Paddocks.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-05e4b8
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/049965-2026
Current Stage
Award
All Stages
Tender, Award

Procurement Classification

Notice Type
UK6 - Contract Award Notice
Procurement Type
Framework
Procurement Category
Works
Procurement Method
Open
Procurement Method Details
Below threshold - open competition
Tender Suitability
SME
Awardee Scale
Large, SME

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work


CPV Codes

45451000 - Decoration work

45453100 - Refurbishment work

Notice Value(s)

Tender Value
£5,000,000 £1M-£10M
Lots Value
£5,000,000 £1M-£10M
Awards Value
£5,000,000 £1M-£10M
Contracts Value
Not specified

Notice Dates

Publication Date
27 May 20264 weeks ago
Submission Deadline
6 Feb 2026Expired
Future Notice Date
Not specified
Award Date
26 May 20264 weeks ago
Contract Period
7 Jun 2026 - 7 Jun 2030 4-5 years
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Complete
Awards Status
Active
Contracts Status
Not Specified

Contracting Authority (Buyer)

Main Buyer
THE ROYAL HOUSEHOLD
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
SW1A 1AA
Post Town
South West London
Country
England

Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI35 Westminster and City of London
Delivery Location
Not specified

Local Authority
Westminster
Electoral Ward
St James's
Westminster Constituency
Cities of London and Westminster

Supplier Information

Number of Suppliers
3
Supplier Names

IAN WILLIAMS

THOMAS SINDEN

TRIDENT MAINTENANCE SERVICE

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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