{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T05:04:33Z",
  "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-1HASQED12L",
    "type": "page",
    "country": "de",
    "name": "WiBau Gesellschaft mbH: contracts awarded without a rival",
    "url": "https://assay-systems.com/register/de/uncontested/b/wibau-gesellschaft-mbh/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 8,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 5,
        "unit": "percent",
        "display": "5%"
      },
      {
        "label": "suppliers",
        "value": 8,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 8,
        "unit": "count"
      }
    ],
    "text": [
      "WiBau Gesellschaft mbH made 8 of its 161 public contract awards without a rival from 2024-07-15 to 2026-09-23: 0 without a competition and 8 after a competition that drew a single bid, to 8 suppliers; the most to Kieback&Peter GmbH & Co KG, 1."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-09-23",
          "Supplier": "sld mediatec GmbH 656679-2026",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/sld-mediatec-gmbh/",
          "How": "Single bid open",
          "Stated reason": "—"
        },
        {
          "Date": "2026-08-31",
          "Supplier": "DLA Die Landschaftsarchitekten Bittkau Bartfelder PartGmbB 598494-2026",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/dla-die-landschaftsarchitekten-bittkau-bartfelder-partgmbb/",
          "How": "Single bid neg-w-call",
          "Stated reason": "—"
        },
        {
          "Date": "2026-08-17",
          "Supplier": "altho GmbH 568256-2026",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/altho-gmbh/",
          "How": "Single bid open",
          "Stated reason": "—"
        },
        {
          "Date": "2025-11-17",
          "Supplier": "Siemens AG 761880-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/siemens-ag/",
          "How": "Single bid open",
          "Stated reason": "—"
        },
        {
          "Date": "2025-03-18",
          "Supplier": "Ingenieurbüro STADT+NATUR 174693-2025",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/ingenieurburo-stadt-natur/",
          "How": "Single bid neg-w-call",
          "Stated reason": "—"
        },
        {
          "Date": "2024-11-28",
          "Supplier": "Kieback&Peter GmbH & Co KG 726831-2024",
          "Supplier link": "https://assay-systems.com/register/de/uncontested/s/kieback-peter-gmbh-co-kg/",
          "How": "Single bid open",
          "Stated reason": "—"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Germany",
        "url": "https://assay-systems.com/register/de/uncontested/"
      },
      {
        "name": "Kieback&Peter GmbH & Co KG",
        "url": "https://assay-systems.com/register/de/uncontested/s/kieback-peter-gmbh-co-kg/"
      },
      {
        "name": "Kieback&Peter GmbH & Co KG in the register",
        "url": "https://assay-systems.com/register/de/kieback-peter-gmbh-co-kg/"
      },
      {
        "name": "Siemens AG",
        "url": "https://assay-systems.com/register/de/uncontested/s/siemens-ag/"
      },
      {
        "name": "Siemens AG in the register",
        "url": "https://assay-systems.com/register/de/siemens-ag/"
      },
      {
        "name": "sld mediatec GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/sld-mediatec-gmbh/"
      },
      {
        "name": "sld mediatec GmbH in the register",
        "url": "https://assay-systems.com/register/de/sld-mediatec-gmbh/"
      },
      {
        "name": "altho GmbH",
        "url": "https://assay-systems.com/register/de/uncontested/s/altho-gmbh/"
      },
      {
        "name": "altho GmbH in the register",
        "url": "https://assay-systems.com/register/de/altho-gmbh/"
      },
      {
        "name": "Krämer-Evers Bauphysik GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/uncontested/s/kramer-evers-bauphysik-gmbh-co-kg/"
      },
      {
        "name": "Krämer-Evers Bauphysik GmbH & Co. KG in the register",
        "url": "https://assay-systems.com/register/de/kramer-evers-bauphysik-gmbh-co-kg/"
      },
      {
        "name": "BAURCONSULT Architekten Ingenieure GbR",
        "url": "https://assay-systems.com/register/de/uncontested/s/baurconsult-architekten-ingenieure-gbr/"
      },
      {
        "name": "BAURCONSULT Architekten Ingenieure GbR in the register",
        "url": "https://assay-systems.com/register/de/baurconsult-architekten-ingenieure-gbr/"
      },
      {
        "name": "DLA Die Landschaftsarchitekten Bittkau Bartfelder PartGmbB",
        "url": "https://assay-systems.com/register/de/uncontested/s/dla-die-landschaftsarchitekten-bittkau-bartfelder-partgmbb/"
      },
      {
        "name": "DLA Die Landschaftsarchitekten Bittkau Bartfelder PartGmbB in the register",
        "url": "https://assay-systems.com/register/de/dla-die-landschaftsarchitekten-bittkau-bartfelder-partgmbb/"
      },
      {
        "name": "Ingenieurbüro STADT+NATUR",
        "url": "https://assay-systems.com/register/de/uncontested/s/ingenieurburo-stadt-natur/"
      },
      {
        "name": "Ingenieurbüro STADT+NATUR in the register",
        "url": "https://assay-systems.com/register/de/ingenieurburo-stadt-natur/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-DE-1HASQED12L",
    "cite_as": "Assay Systems, \"WiBau Gesellschaft mbH: contracts awarded without a rival\", https://assay-systems.com/register/de/uncontested/b/wibau-gesellschaft-mbh/"
  }
}