---
title: "Syntactic Foam Requirement for Underwater Vehicles"
ocid: "ocds-h6vhtk-05d325"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d325"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d325.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d325.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NATIONAL OCEANOGRAPHY CENTRE"
published: "2025-10-24"
---

# Syntactic Foam Requirement for Underwater Vehicles

Buyer: NATIONAL OCEANOGRAPHY CENTRE  
Current stage: Award  
OCID: ocds-h6vhtk-05d325

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[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05d325.json)

## Summary

The National Oceanography Centre, a sub-central government public authority located in Southampton, United Kingdom, has completed the procurement process for a contract titled "Syntactic Foam Requirement for Underwater Vehicles." This tender falls under the industry category of plastic products and is aimed at the supply of highly specialised syntactic foam for integration into an autonomous underwater vehicle. The procurement process, completed through a limited method due to the niche market, concluded with Alseamar, a French SME, being awarded the contract. This contract commenced on 26th September 2025 and is scheduled to conclude on 12th December 2025 for a value of €65,780.

This procurement presents significant opportunities for companies specialising in advanced materials and precision manufacturing, particularly those with capability in producing deep-water syntactic foam products. The narrow competition due to the limited suppliers in this niche market indicates potential for growth for businesses capable of meeting such specialised requirements. SMEs with expertise in precision machining and niche marine products would find themselves well-suited to undertake similar procurement opportunities, thereby enabling expansion within highly specialised sectors.

## Notice

The National Oceanography Centre (NOC) require the supply of 6000m-rated syntactic foam, machined to specified shapes, for integration into a long-range autonomous underwater vehicle (ALR 6000). The contract includes manufacture, precision machining, and delivery within a 14-week lead time. The foam is a highly specialised deep-water material, with limited known market. Following requests for quotation ALSEAMAR was the only supplier to respond with a compliant offer. The material will be supplied directly by ALSEAMAR to meet the technical and performance requirements of the ALR build program and maintain the project schedule.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/068092-2025 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Limited |
| Procurement method details | Below threshold - limited competition |
| Tender suitability | Not specified |
| Awardee scale | SME |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 24 Oct 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 25 Sep 2025 |
| Contract period | 25 Sep 2025 - 12 Dec 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £65,780 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL OCEANOGRAPHY CENTRE |
| Locality | SOUTHAMPTON |
| Post town | Southampton |
| Postcode | SO14 3ZH |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ3 Hampshire and Isle of Wight |
| ITL 3 | TLJ32 Southampton |
| Local authority | Southampton |
| Electoral ward | Bargate |
| Westminster constituency | Southampton Itchen |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | ALSEAMAR |

## CPV Codes

### Divisions

- 19 - Leather and textile fabrics, plastic and rubber materials

### Codes

- 19520000 - Plastic products

## Release History

- 24 Oct 2025 at 09:51 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/068092-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/068092-2025
  24th October 2025 - Contract details notice on Find a Tender

## Notice URLs

- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d325. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d325.json.