{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T01:44:42Z",
  "source": "Assay Systems register, https://assay-systems.com/register/",
  "access_notice": "On 15 November 2026, automated access to assay-systems.com closes. After that date, access is available only under a paid annual subscription contract. Contact: contact@assay-systems.com",
  "data": {
    "id": "ASY-DE-1A8S3J10K8",
    "type": "page",
    "country": "de",
    "name": "TenneT TSO GmbH: contracts awarded without a rival",
    "url": "https://assay-systems.com/register/de/uncontested/b/tennet-tso-gmbh/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 10,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 5,
        "unit": "percent",
        "display": "5%"
      },
      {
        "label": "suppliers",
        "value": 9,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 2,
        "unit": "count"
      }
    ],
    "text": [
      "TenneT TSO GmbH made 10 of its 183 public contract awards without a rival from 2024-12-23 to 2026-08-03: 8 without a competition and 2 after a competition that drew a single bid, to 9 suppliers; the most to Cteam Consulting & Anlagenbau GmbH, 2."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-08-03",
          "Supplier": "Cteam Consulting & Anlagenbau GmbH 534294-2026",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/cteam-consulting-anlagenbau-gmbh/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        },
        {
          "Date": "2026-02-13",
          "Supplier": "EuroSkyPark GmbH 104787-2026",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/euroskypark-gmbh/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        },
        {
          "Date": "2025-11-04",
          "Supplier": "Cteam Consulting & Anlagenbau GmbH 728175-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/cteam-consulting-anlagenbau-gmbh/",
          "How": "No competition neg-wo-call",
          "Stated reason": "exclusive"
        },
        {
          "Date": "2025-10-16",
          "Supplier": "Uniper Systemstabilität GmbH 682897-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/uniper-systemstabilitat-gmbh/",
          "How": "Single bid open",
          "Stated reason": "—"
        },
        {
          "Date": "2025-09-19",
          "Supplier": "ZELOS Management Consultants 612670-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/zelos-management-consultants/",
          "How": "No competition neg-wo-call",
          "Stated reason": "existing"
        },
        {
          "Date": "2025-03-19",
          "Supplier": "ilionx Group B.V 175821-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/ilionx-group-b-v/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Germany",
        "url": "https://assay-systems.com/register/de/uncontested/"
      },
      {
        "name": "Cteam Consulting & Anlagenbau GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/cteam-consulting-anlagenbau-gmbh/"
      },
      {
        "name": "Cteam Consulting & Anlagenbau GmbH in the register",
        "url": "https://assay-systems.com/register/de/cteam-consulting-anlagenbau-gmbh/"
      },
      {
        "name": "EuroSkyPark GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/euroskypark-gmbh/"
      },
      {
        "name": "EuroSkyPark GmbH in the register",
        "url": "https://assay-systems.com/register/de/euroskypark-gmbh/"
      },
      {
        "name": "Uniper Systemstabilität GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/uniper-systemstabilitat-gmbh/"
      },
      {
        "name": "Uniper Systemstabilität GmbH in the register",
        "url": "https://assay-systems.com/register/de/uniper-systemstabilitat-gmbh/"
      },
      {
        "name": "con terra GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/con-terra-gmbh/"
      },
      {
        "name": "con terra GmbH in the register",
        "url": "https://assay-systems.com/register/de/con-terra-gmbh/"
      },
      {
        "name": "DILO Armaturen und Anlagen GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/dilo-armaturen-und-anlagen-gmbh/"
      },
      {
        "name": "DILO Armaturen und Anlagen GmbH in the register",
        "url": "https://assay-systems.com/register/de/dilo-armaturen-und-anlagen-gmbh/"
      },
      {
        "name": "G.E.O.S. Ingenieurgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/g-e-o-s-ingenieurgesellschaft-mbh/"
      },
      {
        "name": "G.E.O.S. Ingenieurgesellschaft mbH in the register",
        "url": "https://assay-systems.com/register/de/g-e-o-s-ingenieurgesellschaft-mbh/"
      },
      {
        "name": "ilionx Group B.V",
        "url": "https://assay-systems.com/register/de/uncontested/s/ilionx-group-b-v/"
      },
      {
        "name": "ilionx Group B.V in the register",
        "url": "https://assay-systems.com/register/de/ilionx-group-b-v/"
      },
      {
        "name": "Spie SAG GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/spie-sag-gmbh/"
      },
      {
        "name": "Spie SAG GmbH in the register",
        "url": "https://assay-systems.com/register/de/spie-sag-gmbh/"
      },
      {
        "name": "ZELOS Management Consultants",
        "url": "https://assay-systems.com/register/de/uncontested/s/zelos-management-consultants/"
      },
      {
        "name": "ZELOS Management Consultants in the register",
        "url": "https://assay-systems.com/register/de/zelos-management-consultants/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-DE-1A8S3J10K8",
    "cite_as": "Assay Systems, \"TenneT TSO GmbH: contracts awarded without a rival\", https://assay-systems.com/register/de/uncontested/b/tennet-tso-gmbh/"
  }
}