{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T04:05:38Z",
  "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-1A96JS30T3",
    "type": "page",
    "country": "de",
    "name": "Ed. Züblin AG: public contracts won without a rival in Germany",
    "url": "https://assay-systems.com/register/de/uncontested/s/ed-zublin-ag/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 8,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 7,
        "unit": "percent",
        "display": "7%"
      },
      {
        "label": "without a competition",
        "value": 3,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 5,
        "unit": "count"
      }
    ],
    "text": [
      "Ed. Züblin AG won 8 of its 116 public contract awards in Germany without a rival from 2023-11-09 to 2026-07-16: 3 without a competition and 5 after a competition that drew a single bid. 8 buyers awarded it without a rival, the largest Bau- und Liegenschaftsbetrieb NRW Dortmund with 1."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-07-16",
          "Buyer": "Stadtwerke Verkehrsgesellschaft Frankfurt am Main mbH (VGF) 493038-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/stadtwerke-verkehrsgesellschaft-frankfurt-am-main-mbh-vgf/",
          "How": "Single bid neg-w-call",
          "Stated reason": "—"
        },
        {
          "Date": "2026-06-15",
          "Buyer": "Bundesanstalt für Immobilienaufgaben 406558-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/bundesanstalt-fur-immobilienaufgaben/",
          "How": "No competition neg-wo-call",
          "Stated reason": "non-dir"
        },
        {
          "Date": "2026-01-30",
          "Buyer": "enercity Netz GmbH 69571-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/enercity-netz-gmbh/",
          "How": "Single bid neg-w-call",
          "Stated reason": "—"
        },
        {
          "Date": "2026-01-21",
          "Buyer": "Bau- und Liegenschaftsbetrieb NRW Bielefeld 44504-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/bau-und-liegenschaftsbetrieb-nrw-bielefeld/",
          "How": "Single bid",
          "Stated reason": "—"
        },
        {
          "Date": "2025-08-18",
          "Buyer": "RTW Planungsgesellschaft mbH 534987-2025",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/rtw-planungsgesellschaft-mbh/",
          "How": "No competition neg-wo-call",
          "Stated reason": "irregular"
        },
        {
          "Date": "2025-03-19",
          "Buyer": "Bau- und Liegenschaftsbetrieb NRW Dortmund 178009-2025",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/bau-und-liegenschaftsbetrieb-nrw-dortmund/",
          "How": "Single bid neg-w-call",
          "Stated reason": "—"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Germany",
        "url": "https://assay-systems.com/register/de/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/de/ed-zublin-ag/"
      },
      {
        "name": "Bau- und Liegenschaftsbetrieb NRW Dortmund",
        "url": "https://assay-systems.com/register/de/uncontested/b/bau-und-liegenschaftsbetrieb-nrw-dortmund/"
      },
      {
        "name": "Staatliches Hochbauamt Stuttgart",
        "url": "https://assay-systems.com/register/de/uncontested/b/staatliches-hochbauamt-stuttgart/"
      },
      {
        "name": "enercity Netz GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/b/enercity-netz-gmbh/"
      },
      {
        "name": "Bundesanstalt für Immobilienaufgaben",
        "url": "https://assay-systems.com/register/de/uncontested/b/bundesanstalt-fur-immobilienaufgaben/"
      },
      {
        "name": "Stadtwerke Verkehrsgesellschaft Frankfurt am Main mbH (VGF)",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadtwerke-verkehrsgesellschaft-frankfurt-am-main-mbh-vgf/"
      },
      {
        "name": "Bau- und Liegenschaftsbetrieb NRW Bielefeld",
        "url": "https://assay-systems.com/register/de/uncontested/b/bau-und-liegenschaftsbetrieb-nrw-bielefeld/"
      },
      {
        "name": "RTW Planungsgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/uncontested/b/rtw-planungsgesellschaft-mbh/"
      },
      {
        "name": "WBG KOMMUNAL GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/b/wbg-kommunal-gmbh/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-DE-1A96JS30T3",
    "cite_as": "Assay Systems, \"Ed. Züblin AG: public contracts won without a rival in Germany\", https://assay-systems.com/register/de/uncontested/s/ed-zublin-ag/"
  }
}