Award

UK Housing Airtightness (Air-Presure Test) DataSet

DEPARTMENT FOR ENERGY SECURITY & NET ZERO

This public procurement record has 1 release in its history.

Award

02 Feb 2026 at 15:27

UK5 - Transparency Notice
Summary of the contracting process

The Department for Energy Security & Net Zero has concluded a public procurement process for the creation of a dataset titled "UK Housing Airtightness (Air-Pressure Test) DataSet." This initiative falls under the industry category of research services and was conducted in London, United Kingdom. The procurement stage has reached the award phase, with the award notice published on 2nd February 2026. The contract is set to commence on 2nd March 2026 and will conclude by 31st March 2026. The procurement method employed was a direct award, justified under the Procurement Act 2023, primarily due to the absence of competition for technical reasons. The total contract value is £33,000, encompassing both VAT and net amounts.

This tender presents significant opportunities for businesses specialising in research services, particularly those proficient in data analysis and modelling related to housing airtightness. The project demands a substantial sample size of air-pressure test results, emphasising the need for suppliers capable of delivering extensive and high-quality datasets. Small and medium-sized enterprises (SMEs) and VCSEs are suitable to participate if they can meet the specific procurement criteria. The supplier selected for this contract is Build Test Solution, a large-scale organisation based in Weedon, indicating that businesses with established expertise and capacity in this domain stand a strong chance of success in similar future tenders.

How relevant is this notice?

Notice Information

Notice Title

UK Housing Airtightness (Air-Presure Test) DataSet

Notice Description

DESNZ requires results from real air pressure tests to validate the proposed infiltration methodology to be used for the Home Energy Model. A test data sample size of approx of 70,000 test results are needed to validate against is the critical requirement. The larger the sample of results, the more reliable the validation of the HEM methodology will be.

Procurement Information

Provision of a curated, research-ready national dataset of dwelling airtightness/air-pressure test results for Great Britain's housing stock, including metadata and documentation sufficient for policy modelling and publication of aggregate statistics. Justification under Procurement Act 2023, s.41 (Direct award in special cases) and Schedule 5 justification (only a particular supplier can supply due to absence of competition for technical reasons and/or exclusive/proprietary rights; no reasonable alternatives).

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-06147c
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/009074-2026
Current Stage
Award
All Stages
Award

Procurement Classification

Notice Type
UK5 - Transparency Notice
Procurement Type
Standard
Procurement Category
Services
Procurement Method
Direct
Procurement Method Details
Direct award
Tender Suitability
SME, VCSE
Awardee Scale
Large

Common Procurement Vocabulary (CPV)

CPV Divisions

73 - Research and development services and related consultancy services

CPV Codes

73110000 - Research services

Notice Value(s)

Tender Value
Not specified
Lots Value
Not specified
Awards Value
£27,500 Under £100K
Contracts Value
Not specified

Notice Dates

Publication Date
2 Feb 20265 days ago
Submission Deadline
Not specified
Future Notice Date
Not specified
Award Date
2 Feb 20265 days ago
Contract Period
2 Mar 2026 - 31 Mar 2026 30 days
Recurrence
Not specified

Notice Status

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

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
DEPARTMENT FOR ENERGY SECURITY & NET ZERO
Contact Name
Not specified
Contact Email
nzbicommercial@energysecurity.gov.uk
Contact Phone
Not specified

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

BUILD TEST SOLUTION

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

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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. 

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