This public procurement record has 2 releases in its history.

TenderUpdate

03 Aug 2026 at 14:32

Tender

03 Aug 2026 at 13:28

Summary of the contracting process

The Science Museum Group, a central government public authority based in London, is inviting tenders for the "L3/L4 Substation Works" project. This procurement process, currently in the tender phase, involves upgrading and replacing the DSS04 transformer at the Science and Innovation Park in Wroughton, Swindon. The procurement falls under the industry categories of substation construction and electrical installation of transformers, with a total contract value estimated at £364,800. Interested parties must submit their proposals by 21st August 2026, with any enquiries due by 14th August 2026. The open competition method allows all eligible bidders to participate electronically via the given submission platform.

This tender represents a significant opportunity for businesses specialising in substation construction and electrical installations to expand their portfolio and enhance their reputation by working on a high-profile project with the esteemed Science Museum Group. Small to medium-sized enterprises that focus on providing efficient and compliant substation and transformer works, particularly those with experience in fulfilling government contracts, would find this tender beneficial. Furthermore, the contract's below-threshold nature means that it is well-suited for companies seeking to engage with public procurement processes without the high barriers typically associated with larger contracts.

How relevant is this notice?

Notice Title

L3/L4 Substation works

Notice Description

SMG wishes to award a contract for the provision of L3/L4 Substation Upgrade Works (DSS04) at the Science and Innovation Park, Hackpen Lane, Wroughton, Swindon. The Agreement concerns below threshold works comprising the replacement and upgrade of DSS04 transformer and associated substation compliance works. Please see Section 3: Specification for further information about this requirement.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-06da16
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/073297-2026
Current Stage
Tender
All Stages
Tender

Procurement Classification

Notice Type
UK4 - Tender Notice
Procurement Type
Standard
Procurement Category
Works
Procurement Method
Open
Procurement Method Details
Below threshold - open competition
Tender Suitability
Not specified
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work


CPV Codes

45232220 - Substation construction work

45317200 - Electrical installation work of transformers

Notice Value(s)

Tender Value
£170,000 £100K-£500K
Lots Value
£170,000 £100K-£500K
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
3 Aug 20262 days ago
Submission Deadline
21 Aug 20263 weeks to go
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
31 Aug 2026 - 27 Nov 2026 1-6 months
Recurrence
Not specified

Notice Status

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

Contracting Authority (Buyer)

Main Buyer
SCIENCE MUSEUM GROUP
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
SW7 2DD
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)
TLI33 Kensington & Chelsea and Hammersmith & Fulham
Delivery Location
Not specified

Local Authority
Kensington and Chelsea
Electoral Ward
Brompton & Hans Town
Westminster Constituency
Kensington and Bayswater

Further Information

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

JSON Markdown

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-h6vhtk-06da16-2026-08-03T15:32:53+01:00",
    "date": "2026-08-03T15:32:53+01:00",
    "ocid": "ocds-h6vhtk-06da16",
    "initiationType": "tender",
    "parties": [
        {
            "id": "GB-PPON-PDTR-3338-MNPG",
            "name": "Science Museum Group",
            "identifier": {
                "scheme": "GB-PPON",
                "id": "PDTR-3338-MNPG"
            },
            "address": {
                "streetAddress": "The Science Museum",
                "locality": "London",
                "postalCode": "SW7 2DD",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKI33"
            },
            "contactPoint": {
                "email": "procurement@sciencemuseum.ac.uk"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "classifications": [
                    {
                        "id": "publicAuthorityCentralGovernment",
                        "scheme": "UK_CA_TYPE",
                        "description": "Public authority - central government"
                    }
                ]
            }
        }
    ],
    "buyer": {
        "id": "GB-PPON-PDTR-3338-MNPG",
        "name": "Science Museum Group"
    },
    "tender": {
        "id": "NCC4179M",
        "legalBasis": {
            "id": "2023/54",
            "scheme": "UKPGA",
            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
        },
        "title": "L3/L4 Substation works",
        "description": "SMG wishes to award a contract for the provision of L3/L4 Substation Upgrade Works (DSS04) at the Science and Innovation Park, Hackpen Lane, Wroughton, Swindon. The Agreement concerns below threshold works comprising the replacement and upgrade of DSS04 transformer and associated substation compliance works. Please see Section 3: Specification for further information about this requirement.",
        "status": "active",
        "items": [
            {
                "id": "1",
                "additionalClassifications": [
                    {
                        "scheme": "CPV",
                        "id": "45232220",
                        "description": "Substation construction work"
                    },
                    {
                        "scheme": "CPV",
                        "id": "45317200",
                        "description": "Electrical installation work of transformers"
                    }
                ],
                "relatedLot": "1"
            }
        ],
        "value": {
            "amountGross": 204000,
            "amount": 170000,
            "currency": "GBP"
        },
        "procurementMethod": "open",
        "procurementMethodDetails": "Below threshold - open competition",
        "mainProcurementCategory": "works",
        "aboveThreshold": false,
        "submissionMethodDetails": "https://in-tendhost.co.uk/sciencemuseumgroup/aspx/Home",
        "submissionTerms": {
            "electronicSubmissionPolicy": "allowed"
        },
        "tenderPeriod": {
            "endDate": "2026-08-21T15:00:00+01:00"
        },
        "enquiryPeriod": {
            "endDate": "2026-08-14T17:00:00+01:00"
        },
        "lots": [
            {
                "id": "1",
                "status": "active",
                "value": {
                    "amountGross": 204000,
                    "amount": 170000,
                    "currency": "AED"
                },
                "contractPeriod": {
                    "startDate": "2026-09-01T00:00:00+01:00",
                    "endDate": "2026-11-27T23:59:59+00:00"
                },
                "awardCriteria": {
                    "description": "Please see the tender documents."
                }
            }
        ],
        "documents": [
            {
                "id": "073229-2026",
                "documentType": "tenderNotice",
                "noticeType": "UK4",
                "description": "Tender notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/073229-2026",
                "datePublished": "2026-08-03T14:28:00+01:00",
                "format": "text/html"
            },
            {
                "id": "073297-2026",
                "documentType": "tenderNotice",
                "noticeType": "UK4",
                "description": "Tender notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/073297-2026",
                "datePublished": "2026-08-03T15:32:53+01:00",
                "format": "text/html"
            }
        ]
    },
    "language": "en"
}