{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T01:18:08Z",
  "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-0VG27O6174",
    "type": "line",
    "country": "de",
    "name": "Metal roof-covering work: Germany public contracts since 2024",
    "url": "https://assay-systems.com/register/de/line/metal-roof-covering-work/",
    "text": [
      "Since January 2024 the line carries 113 award notices from 93 buyers. 93 suppliers share it.",
      "34 in 2024. 52 in 2025. 27 in the first 9 months of 2026.",
      "32 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 Germany."
    ],
    "records": [
      {
        "name": "all lines",
        "url": "https://assay-systems.com/register/de/"
      },
      {
        "name": "Gebrüder Rückert GmbH & Co KG",
        "url": "https://assay-systems.com/register/de/gebruder-ruckert-gmbh-co-kg/"
      },
      {
        "name": "Werder Bedachungen GmbH",
        "url": "https://assay-systems.com/register/de/werder-bedachungen-gmbh/"
      },
      {
        "name": "Dach + Wandsysteme Montage GmbH",
        "url": "https://assay-systems.com/register/de/dach-wandsysteme-montage-gmbh/"
      },
      {
        "name": "Zippert GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/zippert-gmbh-co-kg/"
      },
      {
        "name": "Binder & Sohn GmbH",
        "url": "https://assay-systems.com/register/de/binder-sohn-gmbh/"
      },
      {
        "name": "Fuchs + Girke Bau und Denkmalpflege GmbH",
        "url": "https://assay-systems.com/register/de/fuchs-girke-bau-und-denkmalpflege-gmbh/"
      },
      {
        "name": "Gurr Spezialbau GmbH",
        "url": "https://assay-systems.com/register/de/gurr-spezialbau-gmbh/"
      },
      {
        "name": "Klempnerei Mehler GmbH",
        "url": "https://assay-systems.com/register/de/klempnerei-mehler-gmbh/"
      },
      {
        "name": "Koch Dachtechnik GmbH",
        "url": "https://assay-systems.com/register/de/koch-dachtechnik-gmbh/"
      },
      {
        "name": "Lecher Daecher GmbH",
        "url": "https://assay-systems.com/register/de/lecher-daecher-gmbh/"
      },
      {
        "name": "Spenglerei Riedl GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/spenglerei-riedl-gmbh-co-kg/"
      },
      {
        "name": "T+H Ackermann GmbH",
        "url": "https://assay-systems.com/register/de/t-h-ackermann-gmbh/"
      },
      {
        "name": "T. & S. Wolf Bedachungen GmbH",
        "url": "https://assay-systems.com/register/de/t-s-wolf-bedachungen-gmbh/"
      },
      {
        "name": "AC Ingenieurbau Verwaltungs AG",
        "url": "https://assay-systems.com/register/de/ac-ingenieurbau-verwaltungs-ag/"
      },
      {
        "name": "A.Lien Stahlbau GmbH",
        "url": "https://assay-systems.com/register/de/a-lien-stahlbau-gmbh/"
      },
      {
        "name": "AS Ausbau & Service GmbH",
        "url": "https://assay-systems.com/register/de/as-ausbau-service-gmbh/"
      },
      {
        "name": "Bauelemente Herbst GmbH",
        "url": "https://assay-systems.com/register/de/bauelemente-herbst-gmbh/"
      },
      {
        "name": "BDP Baudenkmalpflege Potsdam GmbH",
        "url": "https://assay-systems.com/register/de/bdp-baudenkmalpflege-potsdam-gmbh/"
      },
      {
        "name": "BDP Baudenkmalpflege Potsdam GmbH ehemals Roland Schulze Baudenkmalpflege GmbH",
        "url": "https://assay-systems.com/register/de/bdp-baudenkmalpflege-potsdam-gmbh-ehemals-roland-schulze-baudenkmalpflege-gmbh/"
      },
      {
        "name": "Bedachungen Pölcher & Kalle GmbH",
        "url": "https://assay-systems.com/register/de/bedachungen-polcher-kalle-gmbh/"
      },
      {
        "name": "Bedachung Gernert GmbH",
        "url": "https://assay-systems.com/register/de/bedachung-gernert-gmbh/"
      },
      {
        "name": "Beer Bedachung GmbH",
        "url": "https://assay-systems.com/register/de/beer-bedachung-gmbh/"
      },
      {
        "name": "Berg GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/berg-gmbh-co-kg/"
      },
      {
        "name": "BOTH HOLZFENSTER GmbH",
        "url": "https://assay-systems.com/register/de/both-holzfenster-gmbh/"
      },
      {
        "name": "B. Schlichter GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/b-schlichter-gmbh-co-kg/"
      },
      {
        "name": "BuS Metallbau Lensing GmbH",
        "url": "https://assay-systems.com/register/de/bus-metallbau-lensing-gmbh/"
      },
      {
        "name": "Connect DWH GmbH",
        "url": "https://assay-systems.com/register/de/connect-dwh-gmbh/"
      },
      {
        "name": "DACHART GmbH",
        "url": "https://assay-systems.com/register/de/dachart-gmbh/"
      },
      {
        "name": "Dachdeckerarbeiten",
        "url": "https://assay-systems.com/register/de/dachdeckerarbeiten/"
      },
      {
        "name": "Dachdeckerei Spenglerei Günther Pröckl",
        "url": "https://assay-systems.com/register/de/dachdeckerei-spenglerei-gunther-prockl/"
      },
      {
        "name": "Dachtechnik Weinand und Pauken GmbH",
        "url": "https://assay-systems.com/register/de/dachtechnik-weinand-und-pauken-gmbh/"
      },
      {
        "name": "Diringer & Scheidel Bauunternehmung GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/diringer-scheidel-bauunternehmung-gmbh-co-kg/"
      },
      {
        "name": "DTS Dachtechnik System GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/dts-dachtechnik-system-gmbh-co-kg/"
      },
      {
        "name": "DTS Dachtechnik Systeme GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/dts-dachtechnik-systeme-gmbh-co-kg/"
      },
      {
        "name": "Fa. Rooftop Bedachungen GmbH",
        "url": "https://assay-systems.com/register/de/fa-rooftop-bedachungen-gmbh/"
      },
      {
        "name": "FHS Spenglerei GmbH",
        "url": "https://assay-systems.com/register/de/fhs-spenglerei-gmbh/"
      },
      {
        "name": "Göbel GmbH",
        "url": "https://assay-systems.com/register/de/gobel-gmbh/"
      },
      {
        "name": "Guido Oevermann GmbH",
        "url": "https://assay-systems.com/register/de/guido-oevermann-gmbh/"
      },
      {
        "name": "Güther Metallbaubedachungen GmbH",
        "url": "https://assay-systems.com/register/de/guther-metallbaubedachungen-gmbh/"
      },
      {
        "name": "Güther Metallbedachungen GmbH",
        "url": "https://assay-systems.com/register/de/guther-metallbedachungen-gmbh/"
      },
      {
        "name": "Haas Dach und Fassadentechnik GmbH",
        "url": "https://assay-systems.com/register/de/haas-dach-und-fassadentechnik-gmbh/"
      },
      {
        "name": "Hans Neubauer GmbH",
        "url": "https://assay-systems.com/register/de/hans-neubauer-gmbh/"
      },
      {
        "name": "H.E.G. Schröder Bedachung GmbH",
        "url": "https://assay-systems.com/register/de/h-e-g-schroder-bedachung-gmbh/"
      },
      {
        "name": "HLSK Gerlach GmbH",
        "url": "https://assay-systems.com/register/de/hlsk-gerlach-gmbh/"
      },
      {
        "name": "Hoffmann GmbH",
        "url": "https://assay-systems.com/register/de/hoffmann-gmbh/"
      },
      {
        "name": "Hofmeister Dach + Asphalt GmbH",
        "url": "https://assay-systems.com/register/de/hofmeister-dach-asphalt-gmbh/"
      },
      {
        "name": "HOGAhenning-Bau GmbH & Co.KG",
        "url": "https://assay-systems.com/register/de/hogahenning-bau-gmbh-co-kg/"
      },
      {
        "name": "Hollenbeck Holzbau GmbH",
        "url": "https://assay-systems.com/register/de/hollenbeck-holzbau-gmbh/"
      },
      {
        "name": "HTS Holzbau GmbH",
        "url": "https://assay-systems.com/register/de/hts-holzbau-gmbh/"
      },
      {
        "name": "Implenia Fassadentechnik GmbH",
        "url": "https://assay-systems.com/register/de/implenia-fassadentechnik-gmbh/"
      },
      {
        "name": "Ivangs Bedachungen GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/ivangs-bedachungen-gmbh-co-kg/"
      },
      {
        "name": "Leiser Holzbau GmbH",
        "url": "https://assay-systems.com/register/de/leiser-holzbau-gmbh/"
      },
      {
        "name": "Leutner + Gruber GmbH",
        "url": "https://assay-systems.com/register/de/leutner-gruber-gmbh/"
      },
      {
        "name": "Lummel GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/lummel-gmbh-co-kg/"
      },
      {
        "name": "Medvejsek GmbH",
        "url": "https://assay-systems.com/register/de/medvejsek-gmbh/"
      },
      {
        "name": "MIG Märkische Industrie- und Gewerbebau GmbH",
        "url": "https://assay-systems.com/register/de/mig-markische-industrie-und-gewerbebau-gmbh/"
      },
      {
        "name": "PAMPELBAU GMBH",
        "url": "https://assay-systems.com/register/de/pampelbau-gmbh/"
      },
      {
        "name": "Pfitzner GmbH - Spenglerbetrieb",
        "url": "https://assay-systems.com/register/de/pfitzner-gmbh-spenglerbetrieb/"
      },
      {
        "name": "Pichler GmbH",
        "url": "https://assay-systems.com/register/de/pichler-gmbh/"
      },
      {
        "name": "Pletschacher Holzbau GmbH",
        "url": "https://assay-systems.com/register/de/pletschacher-holzbau-gmbh/"
      },
      {
        "name": "Prange Klempnertechnik GmbH",
        "url": "https://assay-systems.com/register/de/prange-klempnertechnik-gmbh/"
      },
      {
        "name": "REFA Dachbau GmbH",
        "url": "https://assay-systems.com/register/de/refa-dachbau-gmbh/"
      },
      {
        "name": "Richard Becker KG",
        "url": "https://assay-systems.com/register/de/richard-becker-kg/"
      },
      {
        "name": "Rietzler",
        "url": "https://assay-systems.com/register/de/rietzler/"
      },
      {
        "name": "Roland Schulze Bauwerkstätten GmbH",
        "url": "https://assay-systems.com/register/de/roland-schulze-bauwerkstatten-gmbh/"
      },
      {
        "name": "Rudolf Höglmeier GmbH",
        "url": "https://assay-systems.com/register/de/rudolf-hoglmeier-gmbh/"
      },
      {
        "name": "Ruhland + Riegler GmbH",
        "url": "https://assay-systems.com/register/de/ruhland-riegler-gmbh/"
      },
      {
        "name": "Schlicker Metallverarbeitungs-GmbH",
        "url": "https://assay-systems.com/register/de/schlicker-metallverarbeitungs-gmbh/"
      },
      {
        "name": "Schlosserei Hackl GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/schlosserei-hackl-gmbh-co-kg/"
      },
      {
        "name": "Schmidtleitner GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/schmidtleitner-gmbh-co-kg/"
      },
      {
        "name": "Schüngel Metal Systems GmbH",
        "url": "https://assay-systems.com/register/de/schungel-metal-systems-gmbh/"
      },
      {
        "name": "skyWorker GmbH",
        "url": "https://assay-systems.com/register/de/skyworker-gmbh/"
      },
      {
        "name": "Söldner Spenglerei GmbH",
        "url": "https://assay-systems.com/register/de/soldner-spenglerei-gmbh/"
      },
      {
        "name": "Spenglerei Nachreiner GmbH",
        "url": "https://assay-systems.com/register/de/spenglerei-nachreiner-gmbh/"
      },
      {
        "name": "Spenglerei Niklas GmbH",
        "url": "https://assay-systems.com/register/de/spenglerei-niklas-gmbh/"
      },
      {
        "name": "Spenglerei Söldner GmbH",
        "url": "https://assay-systems.com/register/de/spenglerei-soldner-gmbh/"
      },
      {
        "name": "Stahlbau Ott GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/stahlbau-ott-gmbh-co-kg/"
      },
      {
        "name": "S+T Fassaden GmbH **** GÜLTIG ****",
        "url": "https://assay-systems.com/register/de/s-t-fassaden-gmbh-gultig/"
      },
      {
        "name": "Sträter GmbH",
        "url": "https://assay-systems.com/register/de/strater-gmbh/"
      },
      {
        "name": "Teubl Bau- u. Zimmerei GmbH",
        "url": "https://assay-systems.com/register/de/teubl-bau-u-zimmerei-gmbh/"
      },
      {
        "name": "T+H Ackermann Metalldachtechnik GmbH",
        "url": "https://assay-systems.com/register/de/t-h-ackermann-metalldachtechnik-gmbh/"
      },
      {
        "name": "Walther-Technik GmbH",
        "url": "https://assay-systems.com/register/de/walther-technik-gmbh/"
      },
      {
        "name": "Weimert Bedachungen Döbeln GmbH",
        "url": "https://assay-systems.com/register/de/weimert-bedachungen-dobeln-gmbh/"
      },
      {
        "name": "WETZLAR Dach- und Bautechnik GmbH",
        "url": "https://assay-systems.com/register/de/wetzlar-dach-und-bautechnik-gmbh/"
      },
      {
        "name": "Winter GmbH",
        "url": "https://assay-systems.com/register/de/winter-gmbh/"
      },
      {
        "name": "Zimmerei Wentorf-Bulheller GmbH",
        "url": "https://assay-systems.com/register/de/zimmerei-wentorf-bulheller-gmbh/"
      }
    ],
    "assay_record": "ASY-DE-0VG27O6174",
    "cite_as": "Assay Systems, \"Metal roof-covering work: Germany public contracts since 2024\", https://assay-systems.com/register/de/line/metal-roof-covering-work/"
  }
}