Official UK procurement notice
The Provision of a Rapid Deployable Air Raid Warning System
Authority: Ministry of Defence (Central government)
What is being bought
Published requirement descriptionThere is a need to supplement the Air Raid Warning Sirens that are currently in place at RAF Akrotiri. The requirement is for Air Raid Warning Sirens that can cover the distance of RAF Akrotiri and Akrotiri Village for community warning by delivering:
a. Distinct alert tones (e.g., air raid/imminent threat and all-clear).
b. Live and recorded voice announcement functionality
The procurement will include supply, commissioning, documentation, training, warranty, and through-life support activities required to deliver and sustain the capability.
The system must be portable and operate independent of any fixed infrastructure installations.
Further information can be found in the SOR.
The contract will be for 5 Years.
CPV: Loudspeakers · Microphones · Microphones and loudspeakers · Speakers
The lotProcurement structure
single lot · value publishedLot #1AwardedPublished value£800,000
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).
- Value for Money Index: See DEFFORM 47 for Technical RoR's and weightings.
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
- Yes (GPA)
- Recurring procurement
- Unspecified in notice
- First published
- 20 May 2026, 10:52 BST
- Last source update
- 21 Sept 2026, 13:33 BST
- Award evaluation window
- Submission end – 31 Jul 2026
- Authority reference
715861479- FTS notice number
2026/S 000-055170- Latest notice
- Contract details notice (UK7)
- Classification (CPV)
- Delivery area in notice
- Official registry OCID
ocds-h6vhtk-069cf0Find a Tender
How it was run
Official notice- Submission deadline
- 9 Jul 2026, 16:00 BST
- Clarification deadline
- 25 Jun 2026, 16:00 BST
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
Defence Sourcing Portal -> contracts.mod.uk/go/27314676019EB67B03FB ↗
Timeline
20 May 2026 → 21 Sept 2026 · 10 dates- Planning notice published155 days ago20 May 2026, 10:52 BST
- Market engagement142 days ago2 Jun 2026, 23:59 BST
The purpose of this Preliminary Market Engagement Notice (PMEN) is to notify the market of an upcoming tender for the The Provision of a Rapid Deployable Air Raid Warning System.
Please note the following general conditions:
- This PMEN will help us to refine the requirement and conduct market research.
- We reserve the right not to proceed with this procurement. Nothing shall constitute a commitment to instigating a formal procurement process.
- Any and all costs associated with the production of such a response either to the PMEN or any resultant competition must be borne by the Supplier. The Authority will not contribute in any way to meeting production costs of any response.
- Information contained within this document is confidential and must not be revealed to any third party without prior written consent from us.
- No down-selection of Potential Providers will take place as a consequence of any responses or interactions relating to this PMEN.
- We expect that all responses to this PMEN will be provided by Potential Providers in good faith to the best of their ability in the light of information available at the time of their response.
- No information provided by a Potential Provider in response to this PMEN will be carried forward, used or acknowledged in any way for the purpose of evaluating the Potential Provider, in any subsequent formal procurement process that may take place.
- Should a Potential Provider fail to respond to this Supplier Questionnaire, it will not affect any further participation in any possible future procurement for this capability.
OUR AIMS – WHAT WE WANT TO ACHIEVE
- Provide the Authority with an understanding of the depth of the market prior to tender.
- Have a higher chance of creating a competitive tendering environment and ensuring a higher level of response to the resultant procurement.
- Understand Industry’s viewpoints on significant risks and reducing the need for future amendments and associated costs.
- Determine the most appropriate tender evaluation criteria and terms and conditions.
WHAT WE ARE LOOKING FOR
- Where possible, are you able to provide a submission of a rough order of magnitude in regard to how much it would cost to fulfil this requirement in full, for 5 years.
- Do any potential providers have the current capacity to deliver the capabilities? If a potential provider has a solution or is willing to develop a solution that fulfils the
requirement, please provide a summary of the solution.
- Are there any major pit falls, issues or risks with the requirement?
- What are the most applicable social value missions and outcomes that be achieved in fulfilment of the requirement? (Please see 2025-02-11 PPN 002 The social value model (2).docx
- Are there any outcomes that provide tenderers the best opportunity to deliver greater benefit to social, economic and the environment missions and outcomes through the
performance of the potential contract than other outcomes listed in the above link?
POTENTIAL PROVIDER QUESTIONS AND CLARIFICATIONS
- To ensure that all Potential Providers have equal access to information regarding this Procurement, responses to questions raised by Potential Providers will be published in a
questions and answers document, which will be available through the Defence Sourcing Portal (DSP) .
- Responses to questions will not identify the originator of the question. If a Potential Provider wishes to ask a question or seek clarification without the question and
answer being published in this way, then the Potential Provider must notify us and provide its justification for withholding the question and any response. If the Authority does not consider that there is sufficient justification for withholding the question and the corresponding response, the Potential Provider will be invited to decide whether:
o the question/clarification and the response should in fact be published; or
o It wishes to withdraw the question/clarification.
INSTRUCTIONS FOR COMPLETION AND RETURN
Answers should be limited to a maximum of one side of A4 per question, using Ariel Font, Size 11. Once completed please save as a PDF file and return to: [email protected]
Completed questionnaires should be returned by no later than 2nd June 2026. Along with your completed responses you are invited to provide any marketing material/information that would help the MOD understand more about your organization and the market you operate in. Please note that failure to respond to this Supplier Questionnaire will not affect any further participation in any possible future procurement for this capability.
- Next notice expected136 days ago8 Jun 2026, 23:59 BST
- Tender notice published133 days ago11 Jun 2026, 12:39 BST
- Clarification questions by119 days ago25 Jun 2026, 16:00 BST
- Submission deadline105 days ago9 Jul 2026, 16:00 BST
- Award decision expected by83 days ago31 Jul 2026, 23:59 BST
- Assessment summaries sent71 days ago13 Aug 2026, 00:00 BST
- Contract starts52 days ago1 Sept 2026, 00:00 BST
- Latest notice published31 days ago21 Sept 2026, 13:33 BST
Notice history
10 events · 5 releases on Find a Tender · since 20 May 2026- Preliminary market engagement notice published20 May 2026, 10:52 BSTUK2
- Tender notice published11 Jun 2026, 12:39 BSTUK4
- Status changed to active11 Jun 2026, 12:39 BST
- Procurement method changed11 Jun 2026, 12:39 BST
- Deadline published: 9 Jul 2026, 16:00 BST11 Jun 2026, 12:39 BST
- Contract award notice published13 Aug 2026, 08:16 BSTUK6
- Status changed to complete13 Aug 2026, 08:16 BST
- Contract signature expected25 Aug 2026, 23:59 BSTscheduled
- Contract details notice published21 Sept 2026, 13:28 BSTUK7
- Contract details notice published21 Sept 2026, 13:33 BSTUK7
Routine re-releases (5)
- 2026-06: 1 release · 11 Jun 2026
- 2026-05: 1 release · 20 May 2026
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Acoustic Technologies inc.26 Oct 2026 – 26 Oct 2031 | £800,000 | 13 Aug 2026 | Awarded |
| Acoustic Technologies inc. | £552,239 † | — | Awarded |
Contracts
Contract 2 · Acoustic Technologies inc.
- Signed
- 3 Sept 2026
- Value
- £552,239
- Period
- 5 Oct 2026 – 4 Oct 2027
- Status
- active
No agreed KPIs: Below £5m
Bid statistics published by the authority
| Bids | SME | VCSE | Valid bid range |
|---|---|---|---|
| 2final-stage tenders | 2 | 0 | — |
Contracting authority & participating public bodies
Bidders & participating suppliers
1 commercial party on the notice- Acoustic Technologies inc.Awarded supplier
Official documents & specifications (7)
Official links; attachments are not copiedTender pack and attachments
- Signed contract Schedules
- Signed contract
Notices published for this procedure
- Contract details notice Contract details notice on Find a Tender
- Contract details notice Contract details notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender
- Preliminary market engagement notice Preliminary market engagement notice on Find a Tender