Official UK procurement notice
Water Hygiene Maintenance Services
Authority: Buckingham Palace (Public body)
What is being bought
Published requirement descriptionSummary of Contract Scope for Water Hygiene Services
The contract shall contain a number of sites across London & Windsor.
Applicants must be technically able to deliver against the contract scope as follows:
a. Planned maintenance according to the water risk assessment written schemes across all sites.
b. Reactive water hygiene remedials arising from water sampling results across all sites detailed above.
c. Routine maintenance of plant equipment, including magnetic filters, Orca copper silver systems, water softeners, ENWA filtration units, and swimming pools.
d. Improvement, corrections and adjustments to water systems, as recommended under the risk assessment.
e. Additional plumbing works, as agreed.
f. Additional water hygiene sampling and other services, as agreed.
g. Receive, update, and close out work using the RHPS CAFM system.
h. Performance of all maintenance services in accordance with regulatory requirements and recommendations (e.g. O&M manuals and manufacturer’s recommendations), as appropriate to each Royal Household Property.
i.Maintain industry standards and best practice maintenance and operation throughout the Royal Household Estates.
j.Undertake full safety checks on all relevant systems, plant and equipment to ensure full compliance with European and British Standards, Building and Fire Safety Regulations, other statutory and legislative minimum standards, the requirements of the RHPS, and any other relevant technical publications.
k.Perform asset list validation and asset tagging of water system assets in the first 90 days of the contract via the RHPS CAFM system. This includes updating relevant schematics and drawings to reflect updates / changes.
l.Record and publish findings in regular service reports, including identifying low-use outlets, vacant properties and out of bounds / construction areas that could pose increased risk to water hygiene.
m.Maintain all systems appropriate to the operating parameters of the Royal Household Property and assets.
n.Provide training tools and materials to RHPS personnel, including for flushing and other agreed activities.
o.Endeavour to prolong system life and recommend to the RHPS any variations to system requirements, that would reflect improved value for money. The first report will be six (6) months post the commencement date of the contract.
p.Identify to the RHPS team energy and water optimization and reduced utility consumption opportunities. The first report will be six (6) months post the commencement date of the contract.
q.Identify potential system risks, and suggest innovative improvements or solutions.
r.Propose improved control mechanisms and additional equipment to improve the systems.
s.Identify opportunities to reduce energy consumption and carbon emissions.
t.Maintain all work areas in a clean, tidy and safe condition free from oil, grease, dust, debris, foreign objects, inappropriate storage and rubbish which will include keeping all work areas in an orderly state.
u.Regular reporting to the RHPS, where the contract will be reviewed against Key Performance Indicators (KPIs).
For more information about this opportunity, please visit the eSourcing portal at:
www.delta-esourcing.com/tenders/UK-UK-London… ↗
To respond to this opportunity, please click here:
- How the procedure runs: The first stage is a selection questionnaire, from which the top (up to) five highest scoring suppliers will be taken through to a second, more detailed tender process.
CPV: Installation services of machinery and apparatus for filtering or purifying water · Repair and maintenance services of water meters · Water-treatment work
The lotProcurement structure
single lot · value publishedLot #1AwardedRenewalPublished value£1,560,000
- Economic & financial standing
Please see questions 14-18 in the Procurement Specific Questionnaire
- Technical & professional ability
Please see questions 19-23 in the Procurement Specific Questionnaire. Please note that the successful organisation must be a member of appropriate recognised Competent Person Schemes that are subject to regular rigorous assessments to confirm competency. These must include Legionella Control Association, Water Safe Quality Assured, Water Management Society or equivalent.
What it takes to wini
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Evaluation split and conditions of participation as published; the tender pack may add morei
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Published sub-criteria (3)
- Technical: 40%
- Price: 50%
- Social Value - Sustainability: 10%
Published award criteria (3)
- Price
- Technical
- Social Value - Sustainability
- Economic & financial standing
Please see questions 14-18 in the Procurement Specific Questionnaire
- Technical & professional ability
Please see questions 19-23 in the Procurement Specific Questionnaire. Please note that the successful organisation must be a member of appropriate recognised Competent Person Schemes that are subject to regular rigorous assessments to confirm competency. These must include Legionella Control Association, Water Safe Quality Assured, Water Management Society or equivalent.
- Price carries 50 of 100 points: a 10% discount moves about 5 points. This one is won on the number: sharpen the price before polishing the prose.
Price arithmetic assumes straight proportional scoring; the tender pack may use another formula.
Procedure terms & legal framework
From the official record- Procedure method
- Competitive flexible procedure
- Legal basis
- UKPGA · 2023/54 Procurement Act 2023
- Procurement category
- Services
- Notice status
- Awarded
- Procurement threshold
- Above threshold (FTS publication)
- Regulatory regime
- Standard
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 10 Nov 2025, 16:05 GMT
- Last source update
- 17 Jun 2026, 10:41 BST
- Award evaluation window
- Submission end – 12 Dec 2025
- Authority reference
0046_PPTO- FTS notice number
2025/S 000-072526- Latest notice
- Contract award notice (UK6)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-05de02Find a Tender
- How it runs
The first stage is a selection questionnaire, from which the top (up to) five highest scoring suppliers will be taken through to a second, more detailed tender process.
How it was run
Official notice- Submission deadline
- 5 Dec 2025, 11:00 GMT
- Clarification deadline
- 24 Nov 2025, 11:00 GMT
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
To respond to this opportunity, please click here: www.delta-esourcing.com/respond/32479EU6X7 ↗
Timeline
10 Nov 2025 → 1 Sept 2026 · 8 dates- Tender notice published350 days ago10 Nov 2025, 16:05 GMT
- Clarification questions by336 days ago24 Nov 2025, 11:00 GMT
- Submission deadline325 days ago5 Dec 2025, 11:00 GMT
- Award decision expected by318 days ago12 Dec 2025, 23:59 GMT
- Assessment summaries sent160 days ago20 May 2026, 00:00 BST
- Standstill ends147 days ago1 Jun 2026, 23:59 BST
- Latest notice published131 days ago17 Jun 2026, 10:41 BST
- Contract starts56 days ago1 Sept 2026, 00:00 BST
Notice history
5 events · 3 releases on Find a Tender · since 10 Nov 2025- Tender notice published10 Nov 2025, 16:05 GMTUK4
- Contract award notice published20 May 2026, 16:39 BSTUK6
- Status changed to complete20 May 2026, 16:39 BST
- Contract award notice published17 Jun 2026, 10:41 BSTUK6
- Contract signature expected17 Jun 2026, 23:59 BSTscheduled
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| HCS Water Treatment Ltd29 Jun 2026 – 28 Jun 2029 · up to 27 Jun 2031Extensions: 2 x 1 year optional extensions | £1,916,667 | 20 May 2026standstill to 1 Jun 2026 | Standstill |
Bid statistics published by the authority
| Bids | SME | VCSE | Valid bid range |
|---|---|---|---|
| 9final-stage tenders | 8 | 0 | — |
Contracting authority & participating public bodies
Bidders & participating suppliers
1 commercial party on the notice- HCS Water Treatment LtdAwarded supplier
Official documents & specifications (3)
Official links; attachments are not copiedNotices published for this procedure
- Contract award notice Contract award notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender