Find a TenderAwardedContract details notice
Published 20 May 2025, 11:05 BST

Official UK procurement notice

Windows Multi Lot Agreement

Official notice

Authority: London Borough of Hillingdon (Local council)

3 lotsWorksOpen procedureAbove thresholdSME suitable
Published estimate£24,948,000envelope for 3 lots · £29,937,600 inc. VAT · 2 value updates
Submissions closed 19 Aug 2025awarded 31 Oct 2025
Awarded to Evander Glazing and Locks Limited, Sovereign Group Limited3 awards
Contract term 3 yrsends 30 Nov 2028 · up to 30 Nov 2030 with extensions · starts 1 Dec 2025

What is being bought3 lots · detail below

Published requirement description

Hillingdon Council intends to initiate an Open competition for a new Multi- Lot Window &

Door Replacement Programme to on board multiple contractors across three Lot Areas;

North, Central and South of Hillingdon Borough, to complete the Window & Door Replacement programme from 2025/26 onward.

The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years.

Works will be issued in phased packages within the relevant Lot/Area. (subject to budget release).

Planned Form of contract: JCT MTC.

CPV: Installation of doors and windows

Lots and requirements (3)Procurement structure

3 lots · all with a published value (£24,948,000 together) · same evaluation weights on every lot
Lot #1North AreaAwardedRenewal 3 yrsSMEPublished value£3,052,000

Lot 1 - Area North postcodes: UB9, HA6, HA5

The London Borough of Hillingdon (the Council) invites tenders from suitably qualified and experienced Works Contractors in relation to entering into an agreement to provide window and door installation works within a geographical area.

Contract period: 1 Dec 2025 – 30 Nov 2028 (3 yrs) · up to 30 Nov 2030 with extensionsValue: £3,052,000 exc. VAT · £3,662,400 inc. VAT
Delivery: LondonEligibility: SME eligible
Extensions: The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.
Lot #2Area CentralAwardedRenewal 3 yrsSMEPublished value£10,664,000

Lot 2 - Area Central postcodes: UB10, HA4, UB8

The London Borough of Hillingdon (the Council) invites tenders from suitably qualified and experienced Works Contractors in relation to entering into an agreement to provide window and door installation works within a geographical area.

Contract period: 1 Dec 2025 – 30 Nov 2028 (3 yrs) · up to 30 Nov 2030 with extensionsValue: £10,664,000 exc. VAT · £12,796,800 inc. VAT
Delivery: LondonEligibility: SME eligible
Extensions: The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.
Lot #3Area SouthAwardedRenewal 3 yrsSMEPublished value£11,232,000

Lot 3 - Area South postcodes: UB7, UB4, UB3

The London Borough of Hillingdon (the Council) invites tenders from suitably qualified and experienced Works Contractors in relation to entering into an agreement to provide window and door installation works within a geographical area.

Contract period: 1 Dec 2025 – 30 Nov 2028 (3 yrs) · up to 30 Nov 2030 with extensionsValue: £11,232,000 exc. VAT · £13,478,400 inc. VAT
Delivery: LondonEligibility: SME eligible
Extensions: The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.

What it takes to win
i

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 more
How bids were scored · same split on all 3 lots
Quality: 50%Price: 50%
Published award criteria (2)
  • Quality: See tender pack for details
  • Price: Price score per Lot
Lot distribution rule: Contracts will be awarded with regards to the following Lots/Areas within the borough: Lot 1 - Area North postcodes: UB9, HA6, HA5 Lot 2 - Area Central postcodes: UB10, HA4, UB8 Lot 3 - Area South postcodes: UB7, UB4, UB3 The London Borough of Hillingdon retains the right to award only one, some, all, or none of the available Lots. The Council retains the right to award multiple Lots to the same tenderer, if highest ranked on more than one Lot, or to only award one Lot per tenderer, regardless of number of Lots they may be ranked highest, depending on what is deemed to be the most advantageous option for the Council.
What this means for your bid
  • 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
Open procedure
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Works
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
20 May 2025, 11:05 BST
Last source update
27 Feb 2026, 11:18 GMT
Award evaluation window
Submission end – 7 Nov 2025
FTS notice number
2025/S 000-043268
Latest notice
Contract details notice (UK7)
Classification (CPV)
Installation of doors and windows
Delivery area
London (UKI74)
Official registry OCID
ocds-h6vhtk-05184f Find a Tender
Review and risk notes
Risks

Increase in work/volumes required during the contract period.

Unsatisfactory performance from any of the awarded contractors.

Urgent works required not known at time of tender.

Change in budgets available for these works.

How it was run

Official notice
Run through: ProContract (Due North) · Who buys & how to bid on ProContract
Supplier login requiredElectronic submission allowedLanguage: EN
Access & registration note: Free · short registration with manual review; public opportunity list
Submission deadline
19 Aug 2025, 13:00 BST
Clarification deadline
12 Aug 2025, 17:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Accepted languages
en
Detailed submission instructions & authority contactsFrom official release

All tender documents will be made available via the tender portal: supplierlive.proactisp2p.com ↗

Timeline

20 May 2025 → 27 Feb 2026 · 11 dates
  1. Planning notice published
    20 May 2025, 11:05 BST
  2. Market engagement
    30 Jun 2025, 23:59 BST

    Expressions of interest should be sent to:

    [email protected]

    Please quote "Windows - market engagement" in the email title.

    (do not include any marking material)

    You will then be sent a short market engagement questionnaire, please then complete and return this by the stated deadline.

    We would encourage all interested parties to register for free at

    supplierlive.proactisp2p.com ↗ where this opportunity will be advertised.

  3. Next notice expected
    1 Jul 2025, 23:59 BST
  4. Tender notice published
    25 Jul 2025, 16:29 BST
  5. Clarification questions by
    12 Aug 2025, 17:00 BST
  6. Submission deadline
    19 Aug 2025, 13:00 BST
  7. Award decision expected by343 days ago
    7 Nov 2025, 23:59 GMT
  8. Assessment summaries sent337 days ago
    14 Nov 2025
  9. Standstill ends325 days ago
    25 Nov 2025, 23:59 GMT
  10. Contract starts320 days ago
    1 Dec 2025
  11. Latest notice published232 days ago
    27 Feb 2026, 11:18 GMT

Notice history

11 events · 5 releases on Find a Tender · since 20 May 2025
  1. Pipeline notice published
    20 May 2025, 11:05 BST
    UK1
  2. Preliminary market engagement notice published
    10 Jun 2025, 09:51 BST
    UK2
  3. Published value updated to £22,000,000
    10 Jun 2025, 09:51 BST
    was £17,000,000
  4. Tender notice published
    25 Jul 2025, 16:29 BST
    UK4
  5. Published value updated to £24,948,000
    25 Jul 2025, 16:29 BST
    was £22,000,000
  6. Status changed to active
    25 Jul 2025, 16:29 BST
  7. Deadline published: 19 Aug 2025, 13:00 BST
    25 Jul 2025, 16:29 BST
  8. Contract award notice published
    14 Nov 2025, 15:32 GMT
    UK6
  9. Status changed to complete
    14 Nov 2025, 15:32 GMT
  10. Contract signature expected
    15 Dec 2025, 23:59 GMT
    scheduled
  11. Contract details notice published
    27 Feb 2026, 11:18 GMT
    UK7
Routine re-releases (5)
  • 2025-06: 1 release · 10 Jun 2025
  • 2025-05: 1 release · 20 May 2025

Commercial outcome & contract awards

Published awards, contracts and bid statistics, not a forecast
Awards 3
Awarded value £20,488,7793 awards exc. VAT
Bids received 3218 from SMEs
Named bidders 10published on the award notice
Contracts signed 3latest 26 Feb 2026
Awarded toValueDateStatus
Lot 1 · North Area1 award
Evander Glazing and Locks LimitedLot 1 - Area North1 Jan 2026 – 31 Dec 2028 · up to 31 Dec 2030Extensions: Three (3) year period with the option to extend for a further two (2) years, subject to supplier products / delivery and relationship performance and the Council governance approvals.£2,356,67231 Oct 2025Awarded
Lot 2 · Area Central1 award
Evander Glazing and Locks Limited1 Jan 2026 – 31 Dec 2028 · up to 31 Dec 2030Extensions: Three (3) year period with the option to extend for a further two (2) years, subject to supplier products / delivery and relationship performance and the Council governance approvals.£7,804,96831 Oct 2025Awarded
Lot 3 · Area South1 award
Sovereign Group LimitedSME1 Jan 2026 – 31 Dec 2028 · up to 31 Dec 2030Extensions: Three (3) year period with the option to extend for a further two (2) years, subject to supplier products / delivery and relationship performance and the Council governance approvals.£10,327,13931 Oct 2025Awarded

Contracts

  • Lot 2 - Area Central · Evander Glazing and Locks Limited

    Signed
    26 Feb 2026
    Value
    £7,804,968
    Period
    13 Apr 2026 – 12 Apr 2029 · up to 12 Apr 2031 with extensions
    Status
    active
    Extensions
    The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.
    3 agreed KPIs: On-Time Completion · On-Budget Completion · Resident Satisfaction
    • On-Time Completion
    • On-Budget Completion
    • Resident Satisfaction
  • Lot 1 - North Area · Evander Glazing and Locks Limited

    Signed
    23 Feb 2026
    Value
    £2,356,672
    Period
    13 Apr 2026 – 12 Apr 2029 · up to 12 Apr 2031 with extensions
    Status
    active
    Extensions
    The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.
  • Contract 3 · Sovereign Group LimitedSME

    Signed
    23 Feb 2026
    Value
    £10,327,139
    Period
    13 Apr 2026 – 12 Apr 2029 · up to 12 Apr 2031 with extensions
    Status
    active
    Extensions
    The contract will be for 3 years with the option to extend for a further 2, making a maximum of 5 years, subject to contractor performance and requirements of the Council.
    3 agreed KPIs: On-Time Completion · On-Budget Completion · Resident Satisfaction
    • On-Time Completion
    • On-Budget Completion
    • Resident Satisfaction

Bid statistics published by the authority

LotBidsSMEVCSEValid bid range
1 · North Area12final-stage tenders60—
2 · Area Central10final-stage tenders60—
3 · Area South10final-stage tenders60—

Who bid

Bidders as named on the Procurement Act 2023 award notice. “Won” means the bidder holds an award on this notice.

Contracting authority & participating public bodies

London Borough of Hillingdon

Contracting authorityPublic authority - sub-central government GB-PPON: PHZZ-4724-NYPH Civic Centre, Uxbridge, London, UB8 1UWContact email

Bidders & participating suppliers

10 commercial parties on the notice · 2 awarded
  • ARC Group London LtdBidder / tendererGB-COH: 05536599 Unit 4a, Nobel Road Eley Estate, LONDON, London, N18 3BH
  • Anglian Building Products, a Division of ASHI Group LtdBidder / tendererGB-COH: 02540020 Liberator Road Liberator Road, NORWICH, East of England, NR6 6EU
  • Bifold Door Factory LtdBidder / tendererGB-COH: 08422158 Bigley, The Common, WEST DRAYTON,, London, UB7 7HQ
  • Chigwell Windows Centre plcBidder / tendererGB-COH: 08716713 Arron House, Forest Road Hainault Business Park, ILFORD, London, IG6 3JP
  • D R Jones Yeovil LtdBidder / tendererGB-COH: 02877463 Willow House, Artillery Road, Lufton, YEOVIL, South West, BA22 8RP
  • EVANDER GLAZING AND LOCKS LIMITEDAwarded supplierGB-COH: 01484358GB-PPON: PYTH-2141-QTTT Broadgate House Broadway Business Park, Oldham, North West, OL9 9XAContact email
  • Emplas Window Systems LimitedBidder / tendererGB-COH: 01882731 Huxley Close, Park Farm South, WELLINGBOROUGH, East Midlands, NN8 6AB
  • Logic Contract Services LimitedBidder / tendererGB-COH: 10111623 ANCELLS BUS., Sentinel House, Harvest Crescent, Park, FLEET, South East, GU51 2UZ
  • Mysons LtdBidder / tendererGB-COH: 10961158 Shire House, Waltham Road, Overton, BASINGSTOKE, South East, RG25 3NJ
  • SOVEREIGN GROUP LIMITEDAwarded supplierGB-COH: 01089940GB-PPON: PNCW-2181-RXRQ Vale Street Mill, Lancs, North West, BB9 0TAContact email

Official documents & specifications (11)

Official links; attachments are not copied

Tender pack and attachments

Notices published for this procedure

  • Contract details notice contractContract details noticeUK7Contract details notice on Find a Tender
  • Contract details notice contractContract details noticeUK7Contract details notice on Find a Tender
  • Contract details notice contractContract details noticeUK7Contract details notice on Find a Tender
  • Contract award notice awardContract award noticeUK6Contract award notice on Find a Tender
  • Contract award notice awardContract award noticeUK6Contract award notice on Find a Tender
  • Contract award notice awardContract award noticeUK6Contract award notice on Find a Tender
  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender
  • Preliminary market engagement notice planningPreliminary market engagement noticeUK2Preliminary market engagement notice on Find a Tender
  • Pipeline notice planningPipeline noticeUK1Pipeline notice on Find a Tender