{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T17:57:01Z",
  "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-LU-15U0LHH0CK",
    "type": "line",
    "country": "lu",
    "name": "Erection and related works of roof frames and coverings: Luxembourg public contracts since 2024",
    "url": "https://assay-systems.com/register/lu/line/erection-and-related-works-of-roof-frames-and-coverings/",
    "text": [
      "Since January 2024 the line carries 38 award notices from 8 buyers. 31 suppliers share it.",
      "11 in 2024. 15 in 2025. 12 in the first 9 months of 2026.",
      "13 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 Luxembourg."
    ],
    "records": [
      {
        "name": "all lines",
        "url": "https://assay-systems.com/register/lu/"
      },
      {
        "name": "PREFALUX CONSTRUCTION S.A.",
        "url": "https://assay-systems.com/register/lu/prefalux-construction-s-a/"
      },
      {
        "name": "PREFALUX S.A.",
        "url": "https://assay-systems.com/register/lu/prefalux-s-a/"
      },
      {
        "name": "CESE SA",
        "url": "https://assay-systems.com/register/lu/cese-sa/"
      },
      {
        "name": "H. KÖHLER CONSTRUCTIONS S.à r.l.",
        "url": "https://assay-systems.com/register/lu/h-kohler-constructions-s-a-r-l/"
      },
      {
        "name": "Metty Weyrich et Fils",
        "url": "https://assay-systems.com/register/lu/metty-weyrich-et-fils/"
      },
      {
        "name": "PEINTURE FELTUS DAVE S.à r.l.",
        "url": "https://assay-systems.com/register/lu/peinture-feltus-dave-s-a-r-l/"
      },
      {
        "name": "PLAFA S.à r.l.",
        "url": "https://assay-systems.com/register/lu/plafa-s-a-r-l/"
      },
      {
        "name": "Rollingertec SA",
        "url": "https://assay-systems.com/register/lu/rollingertec-sa/"
      },
      {
        "name": "A + P KIEFFER OMNITEC S.A R.L.",
        "url": "https://assay-systems.com/register/lu/a-p-kieffer-omnitec-s-a-r-l/"
      },
      {
        "name": "Baatz",
        "url": "https://assay-systems.com/register/lu/baatz/"
      },
      {
        "name": "Bati Travaux S.àr.l.",
        "url": "https://assay-systems.com/register/lu/bati-travaux-s-ar-l/"
      },
      {
        "name": "BURG & KIRCH S.à r.l.",
        "url": "https://assay-systems.com/register/lu/burg-kirch-s-a-r-l/"
      },
      {
        "name": "CESE S.A.",
        "url": "https://assay-systems.com/register/lu/cese-s-a/"
      },
      {
        "name": "CHARPENTE BELHOMME S.à r.l.",
        "url": "https://assay-systems.com/register/lu/charpente-belhomme-s-a-r-l/"
      },
      {
        "name": "CHARPENTE THERRES S.à r.l.",
        "url": "https://assay-systems.com/register/lu/charpente-therres-s-a-r-l/"
      },
      {
        "name": "C. JANS TOITURES S.A.",
        "url": "https://assay-systems.com/register/lu/c-jans-toitures-s-a/"
      },
      {
        "name": "Daachdesign Hermes S.à r.l.",
        "url": "https://assay-systems.com/register/lu/daachdesign-hermes-s-a-r-l/"
      },
      {
        "name": "Entreprise de toiture Francis Stoffel-Reding s. à r. l.",
        "url": "https://assay-systems.com/register/lu/entreprise-de-toiture-francis-stoffel-reding-s-a-r-l/"
      },
      {
        "name": "H. Köhler Constructions SARL",
        "url": "https://assay-systems.com/register/lu/h-kohler-constructions-sarl/"
      },
      {
        "name": "Jacobs et fils",
        "url": "https://assay-systems.com/register/lu/jacobs-et-fils/"
      },
      {
        "name": "KUHN CONSTRUCTION S.A.",
        "url": "https://assay-systems.com/register/lu/kuhn-construction-s-a/"
      },
      {
        "name": "NONET",
        "url": "https://assay-systems.com/register/lu/nonet/"
      },
      {
        "name": "Prefalux SA",
        "url": "https://assay-systems.com/register/lu/prefalux-sa/"
      },
      {
        "name": "Schnur Systeme Sarl",
        "url": "https://assay-systems.com/register/lu/schnur-systeme-sarl/"
      },
      {
        "name": "SCHNUR SYSTEME S.à r.l.",
        "url": "https://assay-systems.com/register/lu/schnur-systeme-s-a-r-l/"
      },
      {
        "name": "T.A.B. Sàrl",
        "url": "https://assay-systems.com/register/lu/t-a-b-sarl/"
      },
      {
        "name": "THOMAS & PIRON BAU",
        "url": "https://assay-systems.com/register/lu/thomas-piron-bau/"
      },
      {
        "name": "Zimmermann & Fils s. à r. l.",
        "url": "https://assay-systems.com/register/lu/zimmermann-fils-s-a-r-l/"
      }
    ],
    "assay_record": "ASY-LU-15U0LHH0CK",
    "cite_as": "Assay Systems, \"Erection and related works of roof frames and coverings: Luxembourg public contracts since 2024\", https://assay-systems.com/register/lu/line/erection-and-related-works-of-roof-frames-and-coverings/"
  }
}