{
    "uri": "https://www.contractsfinder.service.gov.uk/Published/Notice/releases/ac06dc1e-2908-4a2f-8b6b-286917e5d412.json",
    "publishedDate": "2026-08-26T13:38:38+01:00",
    "publisher": {
        "name": "Cabinet Office",
        "scheme": "GB-GOR",
        "uid": "D2",
        "uri": "https://www.gov.uk/government/organisations/cabinet-office"
    },
    "version": "1.1",
    "extensions": [
        "https://standard.open-contracting.org/profiles/eu/master/en/extension.json",
        "https://raw.githubusercontent.com/portaledcahn/ocds_tenderDatePublished_extension/master/extension.json",
        "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json",
        "https://raw.githubusercontent.com/Crown-Commercial-Service/ocds_awards_datePublished_extension/main/extension.json",
        "https://raw.githubusercontent.com/Crown-Commercial-Service/ocds_partyDetails_vcse_extension/main/extension.json",
        "https://raw.githubusercontent.com/Crown-Commercial-Service/ocds_tender_suitability_extension/main/extension.json",
        "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json"
    ],
    "license": "http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
    "publicationPolicy": "https://www.gov.uk/government/publications/open-contracting",
    "releases": [
        {
            "ocid": "ocds-b5fd17-6bc5942d-7e5a-4ed2-900c-ae594f9e9562",
            "id": "ac06dc1e-2908-4a2f-8b6b-286917e5d412-912158",
            "language": "en",
            "date": "2026-08-26T13:38:38+01:00",
            "tag": [
                "award"
            ],
            "initiationType": "tender",
            "tender": {
                "id": "CPT_26_39",
                "title": "CPT_26_39 Specialist model assurance support",
                "description": "The National Audit Office awarded a contract to Hartley McMaster Limited through the Crown Commercial Services GCloud 14 framework. The supplier will oversee and lead the testing of a subset of models within the NAO model assurance portfolio.\r\n\r\nThe contract will commence on Monday 4 January 2027 and run for an initial period of three years until Thursday 3 January 2030. At the NAO's discretion, the contract may be extended by up to 12 months, until Friday 3 January 2031.\r\n\r\nThe estimated contract value is £336,000 inclusive of VAT over the full four-year term.",
                "status": "complete",
                "classification": {
                    "scheme": "CPV",
                    "id": "79210000",
                    "description": "Accounting and auditing services"
                },
                "items": [
                    {
                        "id": "1",
                        "deliveryAddresses": [
                            {
                                "countryName": "United Kingdom"
                            }
                        ]
                    }
                ],
                "value": {
                    "amount": 336000,
                    "currency": "GBP"
                },
                "procurementMethod": "selective",
                "procurementMethodDetails": "Call-off from a framework agreement",
                "tenderPeriod": {
                    "endDate": "2026-06-01T12:00:00+01:00"
                },
                "contractPeriod": {
                    "startDate": "2027-01-04T00:00:00Z",
                    "endDate": "2031-01-03T23:59:59Z"
                },
                "suitability": {
                    "sme": true,
                    "vcse": true
                },
                "mainProcurementCategory": "services"
            },
            "parties": [
                {
                    "id": "GB-SRS-sid4gov.cabinetoffice.gov.uk/sBN45ywB",
                    "name": "National Audit Office",
                    "identifier": {
                        "legalName": "National Audit Office",
                        "scheme": "GB-SRS",
                        "id": "sid4gov.cabinetoffice.gov.uk/sBN45ywB"
                    },
                    "address": {
                        "streetAddress": "Room B253",
                        "locality": "LONDON",
                        "postalCode": "SW1W9SP",
                        "countryName": "England"
                    },
                    "contactPoint": {
                        "name": "ima orosei",
                        "email": "ima.orosei@nao.org.uk",
                        "telephone": "44 20 7798 5343"
                    },
                    "roles": [
                        "buyer"
                    ]
                },
                {
                    "id": "GB-COH-02638728",
                    "name": "HARTLEY MCMASTER LIMITED",
                    "identifier": {
                        "legalName": "HARTLEY MCMASTER LIMITED",
                        "scheme": "GB-COH",
                        "id": "02638728"
                    },
                    "address": {
                        "streetAddress": "HARTLEY MCMASTER LIMITED\r\n167-169 Great Portland Street, 5th Floor, London, England, W1W 5PF"
                    },
                    "details": {
                        "scale": "sme",
                        "vcse": false
                    },
                    "roles": [
                        "supplier"
                    ]
                }
            ],
            "buyer": {
                "id": "GB-SRS-sid4gov.cabinetoffice.gov.uk/sBN45ywB",
                "name": "National Audit Office"
            },
            "awards": [
                {
                    "id": "ocds-b5fd17-6bc5942d-7e5a-4ed2-900c-ae594f9e9562-1",
                    "status": "active",
                    "date": "2026-08-01T00:00:00+01:00",
                    "datePublished": "2026-08-26T13:38:37+01:00",
                    "value": {
                        "amount": 336000,
                        "currency": "GBP"
                    },
                    "suppliers": [
                        {
                            "id": "GB-COH-02638728",
                            "name": "HARTLEY MCMASTER LIMITED"
                        }
                    ],
                    "contractPeriod": {
                        "startDate": "2027-01-04T00:00:00Z",
                        "endDate": "2031-01-03T23:59:59Z"
                    },
                    "documents": [
                        {
                            "id": "1",
                            "documentType": "awardNotice",
                            "description": "Awarded contract notice on Contracts Finder",
                            "url": "https://www.contractsfinder.service.gov.uk/Notice/ac06dc1e-2908-4a2f-8b6b-286917e5d412",
                            "datePublished": "2026-08-26T13:38:37+01:00",
                            "format": "text/html",
                            "language": "en"
                        }
                    ]
                }
            ]
        }
    ]
}