---
title: "UKRI-5310 Laser: 510 nm for Rydberg excitation of Cs"
ocid: "ocds-h6vhtk-05d029"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d029"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d029.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d029.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UK RESEARCH & INNOVATION (UKRI)"
published: "2025-10-20"
---

# UKRI-5310 Laser: 510 nm for Rydberg excitation of Cs

Buyer: UK RESEARCH & INNOVATION (UKRI)  
Current stage: Award  
OCID: ocds-h6vhtk-05d029

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## Summary

The recent public procurement process orchestrated by UK Research & Innovation (UKRI), headquartered in Swindon, Wiltshire, has successfully moved to the award stage. The tender titled "UKRI-5310 Laser: 510 nm for Rydberg excitation of Cs" falls under the industry category of goods, specifically pertaining to lasers. The procurement was conducted via a limited competition method, falling below the threshold level, and has been marked as complete. Awarded on 8th October 2025, the contract commenced on 9th October 2025 and is set to run until 6th March 2026. The contracting process aligns with legislation 2023/54 under the UK's Public General Acts.

This contract provides a significant opportunity for businesses specialising in laser technology, particularly those capable of tuning lasers for scientific applications. Small to medium enterprises (SMEs) like Vexlum Oy, the appointed supplier, with a focus on innovative laser solutions, are well-positioned to leverage such opportunities to expand their market presence within the UK and internationally. The successful completion of this tender by Vexlum Oy demonstrates the potential for other similar businesses to establish contracts with major central government bodies such as UKRI, thus facilitating substantial growth in the scientific equipment sector.

## Notice

UKRI appointed a supplier to provide tunable laser for Rydberg excitation of Cs.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/066870-2025 |
| 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 | 20 Oct 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 7 Oct 2025 |
| Contract period | 8 Oct 2025 - 6 Mar 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £66,900 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UK RESEARCH & INNOVATION (UKRI) |
| Locality | SWINDON, WILTSHIRE |
| Post town | Swindon |
| Postcode | SN2 1FL |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK7 Gloucestershire and Wiltshire |
| ITL 3 | TLK71 Swindon |
| Local authority | Swindon |
| Electoral ward | Rodbourne Cheney |
| Westminster constituency | Swindon North |
| Delivery location | Not specified |

## Supplier

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

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)

### Codes

- 38636100 - Lasers

## Release History

- 20 Oct 2025 at 16:03 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/066870-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/066870-2025
  20th October 2025 - Contract details notice on Find a Tender

## Notice URLs

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

## 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-05d029. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d029.json.