# Consumer-led Flexibility \(CLF\) Companion Specification Testing

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: [DESNZ](/buyers/desnz/contract-awards)
- Contract winner: RESILLION UK LIMITED
- Award value: £400,000
- Tender value: £400,000
- Award date: 27 October 2026
- Published: 28 October 2026
- Contract start: 27 October 2026
- Contract end: 26 October 2028
- Stage: awarded
- Procurement category: services
- Notice ID: 420cc21d-8d68-42f9-bfc7-563d401cfa9c-919430
- OCID: ocds-b5fd17-f3445e36-1257-4520-b84f-ff6ef6d70b36

## Description

The Smart Secure Electricity Systems \(SSES\) Programme is developing a Consumer-led Flexibility Companion Specification to deliver interoperable flexibility services\. This service is for the provision of a supplier to support that aim\.

## Related contract awards

- [Combined Heat and Power Quality Assurance \(CHPQA\) Programme 2026](/contracts/ocds-b5fd17-bab9ec6c-e81c-4d97-870d-698929504140): DESNZ
- [PS26212 - Energy Sector Threat Sharing and Analysis Centre](/contracts/ocds-b5fd17-56fba5e4-8371-4d99-9f46-edd75d977d7f): DESNZ
- [DDaT26420 - EnCIC Automated Threat Sharing Service \(EATSS\)](/contracts/ocds-b5fd17-7cff95b2-8db4-4fba-af3d-85d7502af4ad): DESNZ

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/420cc21d-8d68-42f9-bfc7-563d401cfa9c-919430)