{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T04:53:49Z",
  "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-1DPWLET0RR",
    "type": "page",
    "country": "de",
    "name": "Hans Peter Esser GmbH: public contracts won without a rival in Germany",
    "url": "https://assay-systems.com/register/de/uncontested/s/hans-peter-esser-gmbh/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 15,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 75,
        "unit": "percent",
        "display": "75%"
      },
      {
        "label": "without a competition",
        "value": 13,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 2,
        "unit": "count"
      }
    ],
    "text": [
      "Hans Peter Esser GmbH won 15 of its 20 public contract awards in Germany without a rival from 2024-04-22 to 2026-06-19: 13 without a competition and 2 after a competition that drew a single bid. 13 buyers awarded it without a rival, the largest Landeshauptstadt Düsseldorf, Der Oberbürgermeister, Amt für Recht, Vergabe und Versicherungen, Zentrale Vergabestelle with 2."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-06-19",
          "Buyer": "Stadt Gelsenkirchen, 10/4.1 - Zentrale Beschaffungsstelle 422279-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/stadt-gelsenkirchen-10-4-1-zentrale-beschaffungsstelle/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        },
        {
          "Date": "2026-05-20",
          "Buyer": "Stadt Bochum, Referat Zentrale Vergabestelle 345355-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/stadt-bochum-referat-zentrale-vergabestelle/",
          "How": "Single bid",
          "Stated reason": "—"
        },
        {
          "Date": "2026-03-24",
          "Buyer": "Landeshauptstadt Düsseldorf, Der Oberbürgermeister, Amt für Recht, Vergabe und Versicherungen, Zentrale Vergabestelle 200371-2026",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/landeshauptstadt-dusseldorf-der-oberburgermeister-amt-fur-recht-vergabe-und-vers/",
          "How": "No competition neg-wo-call",
          "Stated reason": "exclusive"
        },
        {
          "Date": "2025-10-21",
          "Buyer": "Kolpingstadt Kerpen 692517-2025",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/kolpingstadt-kerpen/",
          "How": "No competition neg-wo-call",
          "Stated reason": "exclusive"
        },
        {
          "Date": "2025-09-22",
          "Buyer": "Stadt Bochum, Referat Zentraler Einkauf 616453-2025",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/stadt-bochum-referat-zentraler-einkauf/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        },
        {
          "Date": "2025-08-29",
          "Buyer": "Hochsauerlandkreis 564766-2025",
          "Buyer link": "https://assay-systems.com/register/de/uncontested/b/hochsauerlandkreis/",
          "How": "No competition neg-wo-call",
          "Stated reason": "technical"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Germany",
        "url": "https://assay-systems.com/register/de/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/de/hans-peter-esser-gmbh/"
      },
      {
        "name": "Landeshauptstadt Düsseldorf, Der Oberbürgermeister, Amt für Recht, Vergabe und Versicherungen, Zentrale Vergabestelle",
        "url": "https://assay-systems.com/register/de/uncontested/b/landeshauptstadt-dusseldorf-der-oberburgermeister-amt-fur-recht-vergabe-und-vers/"
      },
      {
        "name": "Stadt Essen, Zentrales Vergabe- und Beschaffungsmanagement",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-essen-zentrales-vergabe-und-beschaffungsmanagement/"
      },
      {
        "name": "Kreis Steinfurt",
        "url": "https://assay-systems.com/register/de/uncontested/b/kreis-steinfurt/"
      },
      {
        "name": "Stadt Minden über Kreis Minden-Lübbecke",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-minden-uber-kreis-minden-lubbecke/"
      },
      {
        "name": "Kreis Mettmann - Der Landrat, Amt 10 -Zentrale Vergabestelle-",
        "url": "https://assay-systems.com/register/de/uncontested/b/kreis-mettmann-der-landrat-amt-10-zentrale-vergabestelle/"
      },
      {
        "name": "Kreis Borken",
        "url": "https://assay-systems.com/register/de/uncontested/b/kreis-borken/"
      },
      {
        "name": "Hochsauerlandkreis",
        "url": "https://assay-systems.com/register/de/uncontested/b/hochsauerlandkreis/"
      },
      {
        "name": "Kolpingstadt Kerpen",
        "url": "https://assay-systems.com/register/de/uncontested/b/kolpingstadt-kerpen/"
      },
      {
        "name": "Kreis Unna - Der Landrat",
        "url": "https://assay-systems.com/register/de/uncontested/b/kreis-unna-der-landrat/"
      },
      {
        "name": "Stadt Bochum, Referat Zentraler Einkauf",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-bochum-referat-zentraler-einkauf/"
      },
      {
        "name": "Stadt Bochum, Referat Zentrale Vergabestelle",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-bochum-referat-zentrale-vergabestelle/"
      },
      {
        "name": "Stadt Bottrop",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-bottrop/"
      },
      {
        "name": "Stadt Gelsenkirchen, 10/4.1 - Zentrale Beschaffungsstelle",
        "url": "https://assay-systems.com/register/de/uncontested/b/stadt-gelsenkirchen-10-4-1-zentrale-beschaffungsstelle/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-DE-1DPWLET0RR",
    "cite_as": "Assay Systems, \"Hans Peter Esser GmbH: public contracts won without a rival in Germany\", https://assay-systems.com/register/de/uncontested/s/hans-peter-esser-gmbh/"
  }
}