{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T02:22:11Z",
  "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-03574SK1Y8",
    "type": "line",
    "country": "de",
    "name": "Artificial and natural lighting engineering services for buildings: Germany public contracts since 2024",
    "url": "https://assay-systems.com/register/de/line/artificial-and-natural-lighting-engineering-services-for-buildings/",
    "text": [
      "Since January 2024 the line carries 70 award notices from 51 buyers. 75 suppliers share it.",
      "28 in 2024. 22 in 2025. 20 in the first 9 months of 2026.",
      "18 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": "TLD Planungsgruppe GmbH",
        "url": "https://assay-systems.com/register/de/tld-planungsgruppe-gmbh/"
      },
      {
        "name": "BTL next GmbH",
        "url": "https://assay-systems.com/register/de/btl-next-gmbh/"
      },
      {
        "name": "HTP Ingenieur GmbH & Co.KG",
        "url": "https://assay-systems.com/register/de/htp-ingenieur-gmbh-co-kg/"
      },
      {
        "name": "ibb Burrer & Deuring Ingenieurbüro GmbH",
        "url": "https://assay-systems.com/register/de/ibb-burrer-deuring-ingenieurburo-gmbh/"
      },
      {
        "name": "Ingenieurbüro für technische Gebäudeausrüstung Koller PartGmbB - Beratende Ingenieure",
        "url": "https://assay-systems.com/register/de/ingenieurburo-fur-technische-gebaudeausrustung-koller-partgmbb-beratende-ingenieure/"
      },
      {
        "name": "Ingenieurbüro Pfeifer GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/ingenieurburo-pfeifer-gmbh-co-kg/"
      },
      {
        "name": "Sound Linear GmbH",
        "url": "https://assay-systems.com/register/de/sound-linear-gmbh/"
      },
      {
        "name": "AIC Planungsegsellschaft mbH",
        "url": "https://assay-systems.com/register/de/aic-planungsegsellschaft-mbh/"
      },
      {
        "name": "ARCUS Planung + Beratung Bauplanungsgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/arcus-planung-beratung-bauplanungsgesellschaft-mbh/"
      },
      {
        "name": "Atelier Hammerl & Dannenberg",
        "url": "https://assay-systems.com/register/de/atelier-hammerl-dannenberg/"
      },
      {
        "name": "Aventem GmbH",
        "url": "https://assay-systems.com/register/de/aventem-gmbh/"
      },
      {
        "name": "awebu GmbH",
        "url": "https://assay-systems.com/register/de/awebu-gmbh/"
      },
      {
        "name": "Bärlin Team Eventdesign GmbH",
        "url": "https://assay-systems.com/register/de/barlin-team-eventdesign-gmbh/"
      },
      {
        "name": "Bayer & Friedrich",
        "url": "https://assay-systems.com/register/de/bayer-friedrich/"
      },
      {
        "name": "Berkhöfel Objektplanung GmbH",
        "url": "https://assay-systems.com/register/de/berkhofel-objektplanung-gmbh/"
      },
      {
        "name": "Bernardi Ingenieure GmbH",
        "url": "https://assay-systems.com/register/de/bernardi-ingenieure-gmbh/"
      },
      {
        "name": "Bieter",
        "url": "https://assay-systems.com/register/de/bieter/"
      },
      {
        "name": "Bietergemeinschaft mplan GmbH + PBS Quadrat GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/bietergemeinschaft-mplan-gmbh-pbs-quadrat-gmbh-co-kg/"
      },
      {
        "name": "BPR Ingenieure GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/bpr-ingenieure-gmbh-co-kg/"
      },
      {
        "name": "BTL Veranstaltungstechnik GmbH",
        "url": "https://assay-systems.com/register/de/btl-veranstaltungstechnik-gmbh/"
      },
      {
        "name": "CEBETEC GmbH",
        "url": "https://assay-systems.com/register/de/cebetec-gmbh/"
      },
      {
        "name": "Cologne Hunters Licht und Ton Service GmbH",
        "url": "https://assay-systems.com/register/de/cologne-hunters-licht-und-ton-service-gmbh/"
      },
      {
        "name": "Drees & Sommer SE",
        "url": "https://assay-systems.com/register/de/drees-sommer-se/"
      },
      {
        "name": "EN-Planungsgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/en-planungsgesellschaft-mbh/"
      },
      {
        "name": "EtroPlan GmbH",
        "url": "https://assay-systems.com/register/de/etroplan-gmbh/"
      },
      {
        "name": "faktorgruen Landschaftsarchitekten bdla Beratende Ingenieure Partnerschaftsgesellschaft mbB",
        "url": "https://assay-systems.com/register/de/faktorgruen-landschaftsarchitekten-bdla-beratende-ingenieure-partnerschaftsgesellschaft-mbb/"
      },
      {
        "name": "FC-Planung GmbH",
        "url": "https://assay-systems.com/register/de/fc-planung-gmbh/"
      },
      {
        "name": "German Building Technology Beratender Ingenieur",
        "url": "https://assay-systems.com/register/de/german-building-technology-beratender-ingenieur/"
      },
      {
        "name": "GNUSE Ingenieurbüro für Krankenhaustechnik GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/gnuse-ingenieurburo-fur-krankenhaustechnik-gmbh-co-kg/"
      },
      {
        "name": "Gruner Deutschland GmbH",
        "url": "https://assay-systems.com/register/de/gruner-deutschland-gmbh/"
      },
      {
        "name": "GSF Planungsgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/gsf-planungsgesellschaft-mbh/"
      },
      {
        "name": "G.U.B. Ingenieur AG",
        "url": "https://assay-systems.com/register/de/g-u-b-ingenieur-ag/"
      },
      {
        "name": "Habermehl & Follmann Ingenieurgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/habermehl-follmann-ingenieurgesellschaft-mbh/"
      },
      {
        "name": "Hartmann, Mathias und Partner",
        "url": "https://assay-systems.com/register/de/hartmann-mathias-und-partner/"
      },
      {
        "name": "Holzer Kobler Architekturen GmbH",
        "url": "https://assay-systems.com/register/de/holzer-kobler-architekturen-gmbh/"
      },
      {
        "name": "i4e GmbH",
        "url": "https://assay-systems.com/register/de/i4e-gmbh/"
      },
      {
        "name": "ICL Ingenieur Consult GmbH",
        "url": "https://assay-systems.com/register/de/icl-ingenieur-consult-gmbh/"
      },
      {
        "name": "iconyk GmbH",
        "url": "https://assay-systems.com/register/de/iconyk-gmbh/"
      },
      {
        "name": "IFH Energie und Umwelt GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/ifh-energie-und-umwelt-gmbh-co-kg/"
      },
      {
        "name": "Ing.-Büro Funk GmbH & Co. KG",
        "url": "https://assay-systems.com/register/de/ing-buro-funk-gmbh-co-kg/"
      },
      {
        "name": "Ingenieurbüro Ebert GmbH",
        "url": "https://assay-systems.com/register/de/ingenieurburo-ebert-gmbh/"
      },
      {
        "name": "Ingenieurbüro Mayer AG",
        "url": "https://assay-systems.com/register/de/ingenieurburo-mayer-ag/"
      },
      {
        "name": "K. Dörflinger Gesellschaft für Elektroplanung mbH & Co. KG",
        "url": "https://assay-systems.com/register/de/k-dorflinger-gesellschaft-fur-elektroplanung-mbh-co-kg/"
      },
      {
        "name": "Kempen Krause Ingenieure GmbH",
        "url": "https://assay-systems.com/register/de/kempen-krause-ingenieure-gmbh/"
      },
      {
        "name": "lichtraum - Büro für Lichtplanung",
        "url": "https://assay-systems.com/register/de/lichtraum-buro-fur-lichtplanung/"
      },
      {
        "name": "licht | raum | stadt planung GmbH",
        "url": "https://assay-systems.com/register/de/licht-raum-stadt-planung-gmbh/"
      },
      {
        "name": "LPI Ingenieurgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/lpi-ingenieurgesellschaft-mbh/"
      },
      {
        "name": "Luces Ingenieure GmbH",
        "url": "https://assay-systems.com/register/de/luces-ingenieure-gmbh/"
      },
      {
        "name": "Lützow 7 Müller Wehberg Landschaftsarchitekten PartGmbB",
        "url": "https://assay-systems.com/register/de/lutzow-7-muller-wehberg-landschaftsarchitekten-partgmbb/"
      },
      {
        "name": "Meurer-Ingenieure",
        "url": "https://assay-systems.com/register/de/meurer-ingenieure/"
      },
      {
        "name": "neo.studio neumann schneider partG mbB",
        "url": "https://assay-systems.com/register/de/neo-studio-neumann-schneider-partg-mbb/"
      },
      {
        "name": "PB TGA GmbH",
        "url": "https://assay-systems.com/register/de/pb-tga-gmbh/"
      },
      {
        "name": "Plancom GmbH",
        "url": "https://assay-systems.com/register/de/plancom-gmbh/"
      },
      {
        "name": "PlanKonzept GmbH",
        "url": "https://assay-systems.com/register/de/plankonzept-gmbh/"
      },
      {
        "name": "Planungsgruppe VA GmbH",
        "url": "https://assay-systems.com/register/de/planungsgruppe-va-gmbh/"
      },
      {
        "name": "PRJKTR. Machner Roth GbR",
        "url": "https://assay-systems.com/register/de/prjktr-machner-roth-gbr/"
      },
      {
        "name": "Production Resource Group AG",
        "url": "https://assay-systems.com/register/de/production-resource-group-ag/"
      },
      {
        "name": "Ralph Appelbaum Associates, Inc",
        "url": "https://assay-systems.com/register/de/ralph-appelbaum-associates-inc/"
      },
      {
        "name": "rauschenberg ingenieure gmbh",
        "url": "https://assay-systems.com/register/de/rauschenberg-ingenieure-gmbh/"
      },
      {
        "name": "RMN Ingenieure GmbH",
        "url": "https://assay-systems.com/register/de/rmn-ingenieure-gmbh/"
      },
      {
        "name": "Roxeler Ingenieurgesellschaft mbH",
        "url": "https://assay-systems.com/register/de/roxeler-ingenieurgesellschaft-mbh/"
      },
      {
        "name": "Sinus Electrical Solutions GmbH",
        "url": "https://assay-systems.com/register/de/sinus-electrical-solutions-gmbh/"
      },
      {
        "name": "Studio Gourdin GmbH",
        "url": "https://assay-systems.com/register/de/studio-gourdin-gmbh/"
      },
      {
        "name": "ZWP Ingenieur-AG, NL Wiesbaden",
        "url": "https://assay-systems.com/register/de/zwp-ingenieur-ag-nl-wiesbaden/"
      }
    ],
    "assay_record": "ASY-DE-03574SK1Y8",
    "cite_as": "Assay Systems, \"Artificial and natural lighting engineering services for buildings: Germany public contracts since 2024\", https://assay-systems.com/register/de/line/artificial-and-natural-lighting-engineering-services-for-buildings/"
  }
}