{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-15T23:40:15Z",
  "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-UK-1GFCVOF09X",
    "type": "supplier",
    "country": "uk",
    "name": "S. R. BLACK PLUMBING AND HEATING LTD in the Contracts Finder register",
    "url": "https://assay-systems.com/register/uk/s-r-black-plumbing-and-heating-ltd/",
    "register": "United Kingdom · Contracts Finder award notices · Supplier record",
    "line": {
      "name": "Burglar and fire alarms (CPV 31625000)",
      "url": "https://assay-systems.com/register/uk/line/burglar-and-fire-alarms/"
    },
    "data_through": "2026-08",
    "compiled": "2026-10-12",
    "figures": [
      {
        "label": "award notices, all years",
        "value": 2,
        "unit": "count",
        "detail": "Feb 2024 – Jul 2024"
      },
      {
        "label": "since January 2024",
        "value": 2,
        "unit": "count",
        "detail": "2 buyers"
      },
      {
        "label": "rank in the line",
        "value": 27,
        "unit": "rank",
        "display": "27th",
        "detail": "of 120 suppliers · 0.6%"
      },
      {
        "label": "buyers never served",
        "value": 99,
        "unit": "count",
        "detail": "153 notices in the line from them"
      }
    ],
    "sections": [
      {
        "id": "buyers",
        "title": "Who buys from S. R. BLACK PLUMBING AND HEATING LTD",
        "period": "since January 2024",
        "facts": [
          {
            "label": "buyers",
            "value": 2,
            "unit": "count"
          },
          {
            "label": "notices",
            "value": 2,
            "unit": "count"
          },
          {
            "label": "top buyer",
            "value": 50,
            "unit": "percent",
            "display": "50%"
          }
        ]
      },
      {
        "id": "line",
        "title": "The line",
        "period": "since January 2024",
        "subject": "Burglar and fire alarms (CPV 31625000)",
        "facts": [
          {
            "label": "award notices",
            "value": 155,
            "unit": "count"
          },
          {
            "label": "buyers",
            "value": 100,
            "unit": "count"
          },
          {
            "label": "suppliers",
            "value": 120,
            "unit": "count"
          },
          {
            "label": "held by top ten",
            "value": 25.3,
            "unit": "percent",
            "display": "25.3%"
          },
          {
            "label": "of 120 suppliers",
            "value": 27,
            "unit": "rank",
            "display": "27th"
          },
          {
            "label": "notices name S. R. BLACK PLUMBING AND HEATING LTD",
            "value": 1,
            "unit": "count"
          },
          {
            "label": "share of the line",
            "value": 0.6,
            "unit": "percent",
            "display": "0.6%"
          },
          {
            "label": "of 2 notices from Hull City Council",
            "value": 50,
            "unit": "percent",
            "display": "50.0%"
          },
          {
            "label": "new suppliers since 2024",
            "value": 39,
            "unit": "count"
          }
        ]
      },
      {
        "id": "doors",
        "title": "Buyers that buy the line and never named S. R. BLACK PLUMBING AND HEATING LTD",
        "period": "since January 2022",
        "facts": [
          {
            "label": "buyers",
            "value": 99,
            "unit": "count"
          },
          {
            "label": "notices since 2024",
            "value": 153,
            "unit": "count"
          },
          {
            "label": "buyers took a new supplier",
            "value": 47,
            "unit": "count"
          },
          {
            "label": "suppliers came in that way",
            "value": 57,
            "unit": "count"
          }
        ]
      }
    ],
    "more": {
      "sections": [
        "Own record by year",
        "Suppliers next to it in the line"
      ],
      "on_page": "https://assay-systems.com/register/uk/s-r-black-plumbing-and-heating-ltd/"
    },
    "assay_record": "ASY-UK-1GFCVOF09X",
    "cite_as": "Assay Systems, \"S. R. BLACK PLUMBING AND HEATING LTD in the Contracts Finder register\", https://assay-systems.com/register/uk/s-r-black-plumbing-and-heating-ltd/"
  }
}