Find a TenderAwardedContract details notice

Published 30 Mar 2026, 11:54 BST

Official UK procurement notice

Protoype Fast Reactor Ventilation Ductwork Manufacture

Authority: Nuclear Restoration Services Limited (Public body)

GoodsOpen procedureAbove thresholdSME suitable

Sectors: Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products (39)Construction & Civil Engineering (45) Delivery: UK

Published estimate£420,200≈ £458k / year · £504,240 inc. VAT24.1% above final estimate

Submissions closed 11 May 2026awarded 20 Jul 2026

Awarded to Gows Lybster Limited2 awards

Contract term 11 moends 30 Apr 2027 · up to 29 Oct 2027 with extensions · starts 1 Jun 2026

What is being bought

Published requirement description

The Protoype Fast Reactor Ventilation Ductwork Manufacture

CPV: Mechanical engineering installation works · Ventilation ducting

The lotProcurement structure

single lot · value published

Lot #1AwardedRenewal 11 moSMEPublished value£420,200

Contract period: 1 Jun 2026 – 30 Apr 2027 (11 mo) · up to 29 Oct 2027 with extensionsValue: £420,200 exc. VAT · £504,240 inc. VAT

Delivery: UKEligibility: SME eligible

Extensions: Extensions resulting from compensation events.

39563530 Ventilation ducting 45351000 Mechanical engineering installation works

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

Quality: 60%Price: 30%Social value: 10%

Published sub-criteria (3)

Technical: 60%
Commercial: 30%
Social Value: 10%

Published award criteria (3)

Technical: Technical ability
Social Value: Social Value Provision
Commercial: Price List

What this means for your bid

Price carries 30 of 100 points: a 10% discount moves about 3 points. The method statement decides this lot, not the discount.

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: Goods
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: 30 Mar 2026, 11:54 BST
Last source update: 19 Aug 2026, 08:46 BST
Award evaluation window: Submission end – 19 May 2026
Authority reference: C27456
FTS notice number: 2026/S 000-029015
Latest notice: Contract details notice (UK7)
Classification (CPV): Mechanical engineering installation worksVentilation ducting
Delivery area: UK
Official registry OCID: ocds-h6vhtk-0677a5 Find a Tender
Contract terms summary: The payment model that will be utilised under the NEC4 Supply Contract is based on completion of Price List items.
Payments made within 30 days for valid, undisputed invoices submitted through the contract management system employed.

Review and risk notes

Risks: Free issue materials condition deterioration.
Other related Client operations delaying Delivery and extending storage after fabrication.

How it was run

Official notice

Run through: Atamis (Health Family) · Who buys & how to bid on Atamis

Supplier login requiredElectronic submission allowedLanguage: EN

Access & registration note: Free · one account PER buying organisation portal · password resets come "from Salesforce.com" (check spam)

Submission deadline: 11 May 2026, 12:00 BST
Clarification deadline: 17 Apr 2026, 12:00 BST
Submission channel: Official e-sourcing portal
Electronic submission: Allowed
Accepted languages: en

Detailed submission instructions & authority contactsFrom official release

atamis-2464.my.site.com/s/Welcome ↗

Timeline

30 Mar 2026 → 19 Aug 2026 · 8 dates

Tender notice published207 days ago
30 Mar 2026, 11:54 BST
Clarification questions by189 days ago
17 Apr 2026, 12:00 BST
Submission deadline165 days ago
11 May 2026, 12:00 BST
Award decision expected by156 days ago
19 May 2026, 23:59 BST
Contract starts144 days ago
1 Jun 2026, 00:00 BST
Assessment summaries sent93 days ago
22 Jul 2026, 00:00 BST
Standstill ends83 days ago
31 Jul 2026, 23:59 BST
Latest notice published65 days ago
19 Aug 2026, 08:46 BST

Notice history

7 events · 4 releases on Find a Tender · since 30 Mar 2026

Tender notice published
30 Mar 2026, 11:54 BST
UK4
Tender notice published
21 Apr 2026, 14:34 BST
UK4
Deadline moved to 11 May 2026, 12:00 BST
21 Apr 2026, 14:34 BST
+14 days · was 27 Apr 2026, 12:00 BST
Contract award notice published
22 Jul 2026, 09:36 BST
UK6
Status changed to complete
22 Jul 2026, 09:36 BST
Contract signature expected
4 Aug 2026, 23:59 BST
scheduled
Contract details notice published
19 Aug 2026, 08:46 BST
UK7

Published amendments (1)

The date for submission of the tender has been extended by 14 days from 12.00 Noon on 27 April 2026 to 12.00 Noon on 11 May 2026.

Routine re-releases (4)

2026-03: 1 release · 30 Mar 2026

Commercial outcome & contract awards

Published awards, contracts and bid statistics, not a forecast

Awards 2

Awarded value £521,5741 contract exc. VAT · 1 repeated publication of the same award counted once

Bids received 66 from SMEs

Contracts signed 1latest 17 Aug 2026

Awarded to	Value	Date	Status
Gows Lybster LimitedPrototype Fast Reactor Ventilation Upgrade Ductwork Fabrication4 Aug 2026 – 7 Jun 2027 · up to 3 Sept 2027Extensions: Resulting from Compensation events	£521,574same award published again · counted once	20 Jul 2026standstill to 31 Jul 2026	Standstill
Gows Lybster Limited	£521,574 †	—	Awarded

Contracts

Prototype Fast Reactor Ventilation Upgrade Ductwork Fabrication · Gows Lybster Limited
Signed
17 Aug 2026
Value
£521,574
Period
17 Aug 2026 – 18 Jun 2027 · up to 17 Dec 2027 with extensions
Status
active
Extensions
Compensation Events
No agreed KPIs: Below KPI Thresold

Bid statistics published by the authority

Bids	SME	VCSE	Valid bid range
6final-stage tenders	6	0	—

Contracting authority & participating public bodies

Nuclear Restoration Services Limited

Contracting authorityPublic authority - sub-central government GB-PPON: PXPQ-2228-DGTY Hinton House, Birchwood Park Avenue, Risley, Warrington, North West, WA3 6GRContact name, email, phone

Bidders & participating suppliers

1 commercial party on the notice

Gows Lybster LimitedAwarded supplierGB-PPON: PBHL-3158-MLBX Scaraben House, Hillhead, Lybster, Scotland, KW3 6ASContact email, phone

Official documents & specifications (4)

Official links; attachments are not copied

Notices published for this procedure

Contract details notice contractContract details noticeUK7Contract details notice on Find a Tender19 Aug 2026, 08:46 BST
Contract award notice awardContract award noticeUK6Contract award notice on Find a Tender22 Jul 2026, 09:36 BST
Tender notice tenderTender noticeUK4Tender notice on Find a Tender21 Apr 2026, 14:34 BST
Tender notice tenderTender noticeUK4Tender notice on Find a Tender30 Mar 2026, 11:54 BST