Award

con_8954 - HNTAS Interim Technical Support

DESNZ

This public procurement record has 1 release in its history.

Award

03 Dec 2025 at 16:28

Award Notice
Summary of the contracting process

The procurement process for "con_8954 - HNTAS Interim Technical Support" by the Department for Energy Security and Net Zero (DESNZ) has reached the award stage. The contract, valued at £780,877.50, focuses on technical services within the Heat Network Technical Assurance Scheme (HNTAS) domain. DESNZ, located in London, England, engaged in a selective procurement method through a dynamic purchasing system. The contract period began on 17th November 2025 and is scheduled to conclude on 16th November 2026, with potential for two optional three-month extensions, each worth £225,000. The awarded supplier, Fair Heat Limited, is based in London, and the services are applicable across British Overseas Territories, the Channel Islands, Europe, the Isle of Man, Rest of the World, and the United Kingdom.

The tender provides significant opportunities for businesses specialising in technical services, particularly those capable of deploying developmental schemes like HNTAS. Its relevance spans multiple geographic locations. Companies skilled in dynamic purchasing systems will find the process beneficial for enhancing operations and business scope. Small and medium enterprises (SMEs), as well as voluntary, community and social enterprises (VCSEs), are especially suited to engage with this tender, facilitating strategic growth in the technical services industry through government infrastructure projects.

Find more tenders on our Open Data Platform.
How relevant is this notice?

D3 Tenders Premium

Win More Public Sector Contracts

AI-powered tender discovery, pipeline management, and market intelligence — everything you need to grow your public sector business.

Start Free Trial Book a Demo
All Features Pricing

Notice Information

Notice Title

con_8954 - HNTAS Interim Technical Support

Notice Description

DESNZ requires a contract to continue deploying additional GHNF funding This Contract between the Buyer and the Supplier is for Interim Technical Support to further develop HNTAS. The requirements includes work packages designed to support the continued development of the Heat Network Technical Assurance Scheme (HNTAS) in readiness for scheme introduction - see Order Schedule 20 (Order Specification) for full details. There are two optional 3 month extensions included in the contract, each valued at PS225k.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-b5fd17-d3fd4ac6-265b-4737-8fa2-809a54af2444
Publication Source
Contracts Finder
Latest Notice
https://www.contractsfinder.service.gov.uk/Notice/7f2fce85-b380-40d0-93c6-fb5c1465d8f2
Current Stage
Award
All Stages
Award

Procurement Classification

Notice Type
Award Notice
Procurement Type
Dynamic
Procurement Category
Services
Procurement Method
Selective
Procurement Method Details
Call-off from a dynamic purchasing system
Tender Suitability
SME, VCSE
Awardee Scale
SME

Common Procurement Vocabulary (CPV)

CPV Divisions

71 - Architectural, construction, engineering and inspection services

CPV Codes

71356000 - Technical services

Notice Value(s)

Tender Value
£780,877 £500K-£1M
Lots Value
Not specified
Awards Value
£780,877 £500K-£1M
Contracts Value
Not specified

Notice Dates

Publication Date
3 Dec 20252 months ago
Submission Deadline
10 Oct 2025Expired
Future Notice Date
Not specified
Award Date
17 Nov 20253 months ago
Contract Period
17 Nov 2025 - 16 Nov 2026 6-12 months
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Not Specified
Awards Status
Active
Contracts Status
Not Specified

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
DESNZ
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
SW1A 2HP
Post Town
South West London
Country
England
Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI35 Westminster and City of London
Delivery Location
Not specified
Local Authority
Westminster
Electoral Ward
St James's
Westminster Constituency
Cities of London and Westminster

Supplier Information

Number of Suppliers
1
Supplier Name

FAIR HEAT

Further Information

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

Download

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts. 

{
    "tag": [
        "compiled"
    ],
    "id": "ocds-b5fd17-d3fd4ac6-265b-4737-8fa2-809a54af2444-2025-12-03T16:28:16Z",
    "date": "2025-12-03T16:28:16Z",
    "ocid": "ocds-b5fd17-d3fd4ac6-265b-4737-8fa2-809a54af2444",
    "language": "en",
    "initiationType": "tender",
    "tender": {
        "id": "tender_500658/1536253",
        "title": "con_8954 - HNTAS Interim Technical Support",
        "description": "DESNZ requires a contract to continue deploying additional GHNF funding This Contract between the Buyer and the Supplier is for Interim Technical Support to further develop HNTAS. The requirements includes work packages designed to support the continued development of the Heat Network Technical Assurance Scheme (HNTAS) in readiness for scheme introduction - see Order Schedule 20 (Order Specification) for full details. There are two optional 3 month extensions included in the contract, each valued at PS225k.",
        "status": "complete",
        "classification": {
            "scheme": "CPV",
            "id": "71356000",
            "description": "Technical services"
        },
        "items": [
            {
                "id": "1",
                "deliveryAddresses": [
                    {
                        "countryName": "British Oversea Territories"
                    },
                    {
                        "countryName": "Channel Islands"
                    },
                    {
                        "countryName": "Europe"
                    },
                    {
                        "countryName": "Isle of Man"
                    },
                    {
                        "countryName": "Rest of the World"
                    },
                    {
                        "countryName": "United Kingdom"
                    }
                ]
            }
        ],
        "value": {
            "amount": 780877.5,
            "currency": "GBP"
        },
        "procurementMethod": "selective",
        "procurementMethodDetails": "Call-off from a dynamic purchasing system",
        "tenderPeriod": {
            "endDate": "2025-10-10T12:00:00+01:00"
        },
        "contractPeriod": {
            "startDate": "2025-11-17T00:00:00Z",
            "endDate": "2026-11-16T23:59:59Z"
        },
        "suitability": {
            "sme": true,
            "vcse": true
        },
        "mainProcurementCategory": "services"
    },
    "parties": [
        {
            "id": "GB-CFS-317394",
            "name": "DESNZ",
            "identifier": {
                "legalName": "DESNZ"
            },
            "address": {
                "streetAddress": "3-8 Whitehall Place",
                "locality": "London",
                "postalCode": "SW1A 2HP",
                "countryName": "England"
            },
            "contactPoint": {
                "email": "michael.oneill@energysecurity.gov.uk"
            },
            "roles": [
                "buyer"
            ]
        },
        {
            "id": "GB-CFS-328306",
            "name": "Fair Heat Limited",
            "identifier": {
                "legalName": "Fair Heat Limited"
            },
            "address": {
                "streetAddress": "Unit 101, Trowbray House, 108 Weston St, London SE1 3QB"
            },
            "details": {
                "scale": "sme",
                "vcse": false
            },
            "roles": [
                "supplier"
            ]
        }
    ],
    "buyer": {
        "id": "GB-CFS-317394",
        "name": "DESNZ"
    },
    "awards": [
        {
            "id": "ocds-b5fd17-d3fd4ac6-265b-4737-8fa2-809a54af2444-1",
            "status": "active",
            "date": "2025-11-17T00:00:00Z",
            "datePublished": "2025-12-03T16:28:15Z",
            "value": {
                "amount": 780877.5,
                "currency": "GBP"
            },
            "suppliers": [
                {
                    "id": "GB-CFS-328306",
                    "name": "Fair Heat Limited"
                }
            ],
            "contractPeriod": {
                "startDate": "2025-11-17T00:00:00Z",
                "endDate": "2026-11-16T23:59:59Z"
            },
            "documents": [
                {
                    "id": "1",
                    "documentType": "awardNotice",
                    "description": "Awarded contract notice on Contracts Finder",
                    "url": "https://www.contractsfinder.service.gov.uk/Notice/7f2fce85-b380-40d0-93c6-fb5c1465d8f2",
                    "datePublished": "2025-12-03T16:28:15Z",
                    "format": "text/html",
                    "language": "en"
                },
                {
                    "id": "2",
                    "description": "n/a",
                    "url": "https://www.contractsfinder.service.gov.uk/Notice/Attachment/d8d5f4c8-08a0-4a6e-a37a-d0af65de77b4",
                    "format": "application/pdf"
                }
            ]
        }
    ]
}