{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T13:57:10Z",
  "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-AT-14FYA290EI",
    "type": "line",
    "country": "at",
    "name": "Underground work other than tunnels, shafts and subways: Austria public contracts since 2024",
    "url": "https://assay-systems.com/register/at/line/underground-work-other-than-tunnels-shafts-and-subways/",
    "text": [
      "Since January 2024 the line carries 51 award notices from 19 buyers. 46 suppliers share it.",
      "11 in 2024. 31 in 2025. 9 in the first 9 months of 2026.",
      "10 of them had no award notice in the register from November 2023 to 2024.",
      "Names every buyer behind the figures and, for each award notice, the supplier, the award date, the notice number and the value where one is disclosed, and the notices behind every figure.",
      "Share of the line held by each of its largest suppliers, by number of award notices, in the TED register for Austria."
    ],
    "records": [
      {
        "name": "all lines",
        "url": "https://assay-systems.com/register/at/"
      },
      {
        "name": "Swietelsky AG",
        "url": "https://assay-systems.com/register/at/swietelsky-ag/"
      },
      {
        "name": "DPB GmbH",
        "url": "https://assay-systems.com/register/at/dpb-gmbh/"
      },
      {
        "name": "BiGe PORR - DPB",
        "url": "https://assay-systems.com/register/at/bige-porr-dpb/"
      },
      {
        "name": "PORR Bau GmbH",
        "url": "https://assay-systems.com/register/at/porr-bau-gmbh/"
      },
      {
        "name": "KRONREIF BAU GmbH",
        "url": "https://assay-systems.com/register/at/kronreif-bau-gmbh/"
      },
      {
        "name": "Porr Bau GmbH NL Kärnten/Osttirol",
        "url": "https://assay-systems.com/register/at/porr-bau-gmbh-nl-karnten-osttirol/"
      },
      {
        "name": "Infra Bau GmbH",
        "url": "https://assay-systems.com/register/at/infra-bau-gmbh/"
      },
      {
        "name": "Bauunternehmung Granit Gesellschaft m.b.H.",
        "url": "https://assay-systems.com/register/at/bauunternehmung-granit-gesellschaft-m-b-h/"
      },
      {
        "name": "Bietergemeinschaft bestehend aus Gebrüder Haider Bauunternehmung GmbH, Zentrale HABAU Hoch- und Tiefbaugesellschaft m.b.H., Tiefbau Ost",
        "url": "https://assay-systems.com/register/at/bietergemeinschaft-bestehend-aus-gebruder-haider-bauunternehmung-gmbh-zentrale-habau-hoch-und-tiefbaugesellschaft-m-b-h-tiefbau-ost/"
      },
      {
        "name": "Bietergemeinschaft bestehend aus PORR Bau GmbH, Bahnbau - Bereich Steiermark Rhomberg Sersa Bahntechnik GmbH, Bahnbau und Ausrüstung",
        "url": "https://assay-systems.com/register/at/bietergemeinschaft-bestehend-aus-porr-bau-gmbh-bahnbau-bereich-steiermark-rhomberg-sersa-bahntechnik-gmbh-bahnbau-und-ausrustung/"
      },
      {
        "name": "Bietergemeinschaft bestehend aus Swietelsky AG, Bahnbau Linz & Bahnbau Petri Hoch und Tiefbau Gesellschaft m.b.H., Bahnbau",
        "url": "https://assay-systems.com/register/at/bietergemeinschaft-bestehend-aus-swietelsky-ag-bahnbau-linz-bahnbau-petri-hoch-und-tiefbau-gesellschaft-m-b-h-bahnbau/"
      },
      {
        "name": "BIGE Swietelsky - NPG",
        "url": "https://assay-systems.com/register/at/bige-swietelsky-npg/"
      },
      {
        "name": "BVH Strempfl GmbH",
        "url": "https://assay-systems.com/register/at/bvh-strempfl-gmbh/"
      },
      {
        "name": "Erdbau Grabenhofer GmbH",
        "url": "https://assay-systems.com/register/at/erdbau-kothgasser-gmbh/"
      },
      {
        "name": "Felbermayr Bau GmbH & Co KG",
        "url": "https://assay-systems.com/register/at/felbermayr-bau-gmbh-co-kg/"
      },
      {
        "name": "Forster Verkehrs- und Werbetechnik GmbH",
        "url": "https://assay-systems.com/register/at/forster-verkehrs-und-werbetechnik-gmbh/"
      },
      {
        "name": "Franz Lackner GmbH",
        "url": "https://assay-systems.com/register/at/franz-lackner-gmbh/"
      },
      {
        "name": "Franz Stöckl GmbH",
        "url": "https://assay-systems.com/register/at/franz-stockl-gmbh/"
      },
      {
        "name": "Granit Bauunternehmung Gesellschaft m.b.H.",
        "url": "https://assay-systems.com/register/at/granit-bauunternehmung-gesellschaft-m-b-h/"
      },
      {
        "name": "GRUBER GMBH",
        "url": "https://assay-systems.com/register/at/gruber-gmbh/"
      },
      {
        "name": "HABAU Hoch- und Tiefbaugesellschaft m.b.H.",
        "url": "https://assay-systems.com/register/at/habau-hoch-und-tiefbaugesellschaft-m-b-h/"
      },
      {
        "name": "Held & Francke Baugesellschaft mbH",
        "url": "https://assay-systems.com/register/at/held-francke-baugesellschaft-mbh/"
      },
      {
        "name": "Held & Francke Baugesellschaft m.b.H.",
        "url": "https://assay-systems.com/register/at/held-francke-baugesellschaft-m-b-h/"
      },
      {
        "name": "Hieden & Kall Hoch- u. Tiefbaugesell- schaft m.b.H",
        "url": "https://assay-systems.com/register/at/hieden-kall-hoch-u-tiefbaugesell-schaft-m-b-h/"
      },
      {
        "name": "Hitthaller+Trixl Bauges.m.b.H.",
        "url": "https://assay-systems.com/register/at/hitthaller-trixl-bauges-m-b-h/"
      },
      {
        "name": "HOCHTIEF Infrastructure GmbH",
        "url": "https://assay-systems.com/register/at/hochtief-infrastructure-gmbh/"
      },
      {
        "name": "Ing. Manfred Weitzer Bau GmbH",
        "url": "https://assay-systems.com/register/at/ing-manfred-weitzer-bau-gmbh/"
      },
      {
        "name": "INTEGRAL Montage und Anlagentechnik GmbH",
        "url": "https://assay-systems.com/register/at/integral-montage-und-anlagentechnik-gmbh/"
      },
      {
        "name": "Karl Prem Erdbewegung & Gartenpflege",
        "url": "https://assay-systems.com/register/at/karl-prem-erdbewegung-gartenpflege/"
      },
      {
        "name": "K.E.M. Bau GmbH",
        "url": "https://assay-systems.com/register/at/k-e-m-bau-gmbh/"
      },
      {
        "name": "Kollitsch-Bau GmbH",
        "url": "https://assay-systems.com/register/at/kollitsch-bau-gmbh/"
      },
      {
        "name": "Konrad Beyer & Co Spezialbau GmbH",
        "url": "https://assay-systems.com/register/at/konrad-beyer-co-spezialbau-gmbh/"
      },
      {
        "name": "Loik-Bau Ges.m.b.H.",
        "url": "https://assay-systems.com/register/at/loik-bau-ges-m-b-h/"
      },
      {
        "name": "Partl & Vollmann Bau GmbH/BBS Beton Bau Süd GmbH",
        "url": "https://assay-systems.com/register/at/partl-vollmann-bau-gmbh-bbs-beton-bau-sud-gmbh/"
      },
      {
        "name": "Ploier + Hörmann BaugmbH",
        "url": "https://assay-systems.com/register/at/ploier-hormann-baugmbh/"
      },
      {
        "name": "STRABAG AG",
        "url": "https://assay-systems.com/register/at/strabag-ag/"
      },
      {
        "name": "STRABAG Dir. AH - Spezialgewerke",
        "url": "https://assay-systems.com/register/at/strabag-dir-ah-spezialgewerke/"
      },
      {
        "name": "TechnoAlpin Austria GmbH",
        "url": "https://assay-systems.com/register/at/technoalpin-austria-gmbh/"
      },
      {
        "name": "TG Bau GmbH & Co KG",
        "url": "https://assay-systems.com/register/at/tg-bau-gmbh-co-kg/"
      },
      {
        "name": "Tiefenthaler-Schichtle GmbH",
        "url": "https://assay-systems.com/register/at/tiefenthaler-schichtle-gmbh/"
      },
      {
        "name": "WWM Hoch- und Tiefbau GmbH",
        "url": "https://assay-systems.com/register/at/wwm-hoch-und-tiefbau-gmbh/"
      }
    ],
    "assay_record": "ASY-AT-14FYA290EI",
    "cite_as": "Assay Systems, \"Underground work other than tunnels, shafts and subways: Austria public contracts since 2024\", https://assay-systems.com/register/at/line/underground-work-other-than-tunnels-shafts-and-subways/"
  }
}