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AwardedFind a Tender · award

Subsea Survey Services

Buyer: INTERCONNECTOR SERVICES (NI) LIMITED →

BuyerINTERCONNECTOR SERVICES (NI) LIMITED
StatusAwarded
DeadlineNot published
ValueValue not published
Published29 Sept 2025

What is being bought

Interconnector Services Limited, part of the Mutual Energy group has tendered for a contract for the provision of marine survey services. The tender process consisted of an initial prequalification stage, followed by a second tender submission stage and BAFO.

Lot details

Lot LOT-0001

No lot description published.

Statuscomplete

Comparable-procurement analytics

No usable CPV category has been published, so a comparable market set cannot yet be built.

Procurement strategy & market signals

Framework agreementNot published
Dynamic purchasing systemNot published
Competitive procurementNot published
Recurring requirementNot published
Procurement method rationaleNot published
Rationale classificationsNot published
Special regimeutilities
Covered byNot published
Submission policyNot published
Selection criteriaNot published
Risk detailsNot published

Planning & early market engagement

BudgetNot published
No-engagement rationaleNot published
Planning documents0
Planning milestones0

No planning milestones published.

Related procurements

No linked framework, prior procurement or reprocurement published.

Awards

Subsea Survey Services

Statuspending
SupplierN-Sea
Value£3,000,000
Contract periodFrom 1 Nov 2025 to 31 Dec 2026

Documents & submission route

No documents are published in the current source record.

Source data inventory

Diagnostic view. “Not published” means this current release does not provide a value.

OCIDocds-h6vhtk-050dcc
Latest release ID060517-2025
Latest release timestampMon Sep 29 2025 13:00:33 GMT+0000 (Coordinated Universal Time)
Sourcefind-a-tender
Official notice URLNot published
Tender statuscomplete
Procurement methodopen
Procurement method detailsCompetitive flexible procedure
Main procurement categoryNot published
Above thresholdNot published
Legal basis2023/54
Tender period: startNot published
Tender period: endNot published
Expression of interest deadlineNot published
Enquiry deadlineNot published
Award period: startNot published
Award period: endNot published
Submission method detailsNot published
Submission languagesNot published
Electronic catalogue policyNot published
Total tender valueNot published
Tender lots in source1
Tender items in source0
Tender documents in source0
Awards in latest release1
Contracts in latest release0
Parties in latest release2

Notice history

DateEventReference
29 Sept 2025award, contract060517-2025
7 May 2025tender019370-2025

All source data

Unmodified official OCDS data retained by Tenderline for this procurement process.

Complete current OCDS release JSON
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    "id": "GB-COH-NI058161",
    "name": "INTERCONNECTOR SERVICES (NI) LIMITED"
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  "awards": [
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              "description": "Pipeline-inspection services"
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          ]
        }
      ],
      "title": "Subsea Survey Services",
      "value": {
        "currency": "GBP",
        "amountGross": 3000000
      },
      "status": "pending",
      "documents": [
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          "format": "text/html",
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      ],
      "suppliers": [
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          "id": "GB-PPON-PXWY-9334-MHJV",
          "name": "N-Sea"
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      ],
      "milestones": [
        {
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      "relatedLots": [
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      "aboveThreshold": true,
      "contractPeriod": {
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        "startDate": "2025-11-01T00:00:00Z"
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      "mainProcurementCategory": "services",
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  "tender": {
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    "status": "complete",
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  "parties": [
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      "name": "INTERCONNECTOR SERVICES (NI) LIMITED",
      "roles": [
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        "country": "GB",
        "locality": "85 Ormeau Road",
        "postalCode": "BT7 1SH",
        "countryName": "United Kingdom",
        "streetAddress": "First Floor"
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      "contactPoint": {
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      },
      "additionalIdentifiers": [
        {
          "id": "PYBP-3791-LQGJ",
          "scheme": "GB-PPON"
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    },
    {
      "id": "GB-PPON-PXWY-9334-MHJV",
      "name": "N-Sea",
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      "address": {
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        "countryName": "Netherlands",
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      },
      "details": {
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        "shelteredWorkshop": false,
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      },
      "identifier": {
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        "scheme": "GB-PPON"
      },
      "contactPoint": {
        "email": "info@nsea.com"
      }
    }
  ],
  "language": "en",
  "initiationType": "tender"
}
Complete JSON history (2 releases)
29 Sept 2025 · 060517-2025 · award, contract
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      ],
      "title": "Subsea Survey Services",
      "value": {
        "currency": "GBP",
        "amountGross": 3000000
      },
      "status": "pending",
      "documents": [
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          "id": "060517-2025",
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      "suppliers": [
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          "id": "GB-PPON-PXWY-9334-MHJV",
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        }
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      "milestones": [
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          "status": "scheduled",
          "dueDate": "2025-10-31T23:59:59Z"
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      ],
      "relatedLots": [
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    "title": "Subsea Survey Services",
    "status": "complete",
    "legalBasis": {
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    "description": "Interconnector Services Limited, part of the Mutual Energy group has tendered for a contract for the provision of marine survey services. The tender process consisted of an initial prequalification\nstage, followed by a second tender submission stage and BAFO.",
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    ],
    "procurementMethod": "open",
    "procurementMethodDetails": "Competitive flexible procedure"
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        "locality": "85 Ormeau Road",
        "postalCode": "BT7 1SH",
        "countryName": "United Kingdom",
        "streetAddress": "First Floor"
      },
      "details": {
        "classifications": [
          {
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      },
      "contactPoint": {
        "email": "Hannah.Keery@mutual-energy.com"
      },
      "additionalIdentifiers": [
        {
          "id": "PYBP-3791-LQGJ",
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        }
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    },
    {
      "id": "GB-PPON-PXWY-9334-MHJV",
      "name": "N-Sea",
      "roles": [
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      },
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        "scale": "large",
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        "publicServiceMissionOrganization": false
      },
      "identifier": {
        "id": "PXWY-9334-MHJV",
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      "contactPoint": {
        "email": "info@nsea.com"
      }
    }
  ],
  "language": "en",
  "initiationType": "tender"
}
7 May 2025 · 019370-2025 · tender
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        "documentType": "biddingDocuments"
      },
      {
        "id": "conflictOfInterest",
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}