{
  "company": {
    "name": "Brimstone",
    "website": "https://brimstone.com/",
    "record": "https://startuphistory.org/c/brimstone.com"
  },
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    "headline": "Brimstone Dot Com",
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    "evidence_kind": "internet_archive",
    "facts": null,
    "basis": "first_observation",
    "is_change": false
  },
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  "last_checked": "2026-11-06T14:30:32.007Z",
  "live_status": null,
  "messaging": [
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      "variants": [
        {
          "headline": "Brimstone Dot Com",
          "subhead": null,
          "observed_at": "2009-04-06T01:19:30.000Z",
          "evidence": "https://web.archive.org/web/20090406011930/http://www.brimstone.com:80/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Brimstone Dot Com",
          "subhead": null,
          "observed_at": "2023-01-28T10:42:37.000Z",
          "evidence": "https://web.archive.org/web/20230128104237/http://brimstone.com/",
          "evidence_kind": "internet_archive"
        }
      ],
      "headline": "Brimstone Dot Com",
      "subhead": null,
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      "to": "2023-01-28T10:42:37.000Z",
      "captures": 2,
      "evidence": "https://web.archive.org/web/20230128104237/http://brimstone.com/",
      "evidence_kind": "internet_archive",
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          "to": "2023-01-28T10:42:37.000Z"
        }
      },
      "current": false
    },
    {
      "quote_observed_at": "2023-07-14T21:42:35.000Z",
      "variants": [
        {
          "headline": "let's build",
          "subhead": "Brimstone is transforming the cement industry from climate problem to climate solution.",
          "observed_at": "2023-07-14T21:42:35.000Z",
          "evidence": "https://web.archive.org/web/20230714214235/https://www.brimstone.com/",
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      "subhead": "Brimstone is transforming the cement industry from climate problem to climate solution.",
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      "to": "2023-07-14T21:42:35.000Z",
      "captures": 1,
      "evidence": "https://web.archive.org/web/20230714214235/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "seen": {
        "on": "2023-07-14T21:42:35.000Z"
      },
      "current": false
    },
    {
      "quote_observed_at": "2026-01-22T17:06:44.000Z",
      "variants": [
        {
          "headline": "the Brimstone advantage",
          "subhead": "Next-generation industrial processes for a more efficient, economical and sustainable future.",
          "observed_at": "2025-07-12T22:35:44.000Z",
          "evidence": "https://web.archive.org/web/20250712223544/https://www.brimstone.com/",
          "evidence_kind": "internet_archive"
        },
        {
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          "subhead": "Next-generation industrial processes for a more efficient, economical and sustainable future.",
          "observed_at": "2026-01-22T17:06:44.000Z",
          "evidence": "https://web.archive.org/web/20260122170644/https://www.brimstone.com/",
          "evidence_kind": "internet_archive"
        }
      ],
      "headline": "the Brimstone advantage",
      "subhead": "Next-generation industrial processes for a more efficient, economical and sustainable future.",
      "from": "2025-07-12T22:35:44.000Z",
      "to": "2026-01-22T17:06:44.000Z",
      "captures": 2,
      "evidence": "https://web.archive.org/web/20260122170644/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "seen": {
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          "to": "2026-01-22T17:06:44.000Z"
        }
      },
      "current": false
    },
    {
      "quote_observed_at": "2026-11-06T14:30:32.007Z",
      "variants": [
        {
          "headline": "CEMENT. STEEL. CRITICAL MINERALS. ALL FROM ONE ROCK.",
          "subhead": "Next-generation industrial processes for a more efficient, economical and sustainable future.",
          "observed_at": "2026-07-14T00:52:07.000Z",
          "evidence": "https://web.archive.org/web/20260714005207/https://www.brimstone.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "CEMENT. STEEL. CRITICAL MINERALS. ALL FROM ONE ROCK.",
          "subhead": "Next-generation industrial processes for a more efficient, economical and sustainable future.",
          "observed_at": "2026-08-10T11:37:08.000Z",
          "evidence": "https://web.archive.org/web/20260810113708/https://www.brimstone.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "CEMENT. STEEL. CRITICAL MINERALS. ALL FROM ONE ROCK.",
          "subhead": "Brimstone’s Rock Refinery® transforms an abundant, U.S.-mined rock into cement, SCM, alumina, steel, aluminum, and other critical minerals.",
          "observed_at": "2026-11-06T14:30:32.007Z",
          "evidence": "https://www.brimstone.com/",
          "evidence_kind": "live_capture"
        }
      ],
      "headline": "CEMENT. STEEL. CRITICAL MINERALS. ALL FROM ONE ROCK.",
      "subhead": "Brimstone’s Rock Refinery® transforms an abundant, U.S.-mined rock into cement, SCM, alumina, steel, aluminum, and other critical minerals.",
      "from": "2026-07-14T00:52:07.000Z",
      "to": "2026-11-06T14:30:32.007Z",
      "captures": 3,
      "evidence": "https://www.brimstone.com/",
      "evidence_kind": "live_capture",
      "seen": {
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          "to": "2026-11-06T14:30:32.007Z"
        }
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      "current": true
    }
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  "changes": [
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      "n": 1,
      "id": "page-fc5890b14fdacaa447ebbfaeaa2c7d521e9477e1e1450994d98383cfa66daabd:0ebbf33fe97a243106ca5c106d9ede130d591f4db756fb87edfc57cb82371927:hiring:20dd4c09cc4ab0aa",
      "before_evidence": "https://web.archive.org/web/20230128104237/http://brimstone.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "hiring",
      "label": "Hiring",
      "summary": "Added a careers page.",
      "between": {
        "from": "2023-01-28T10:42:37.000Z",
        "to": "2023-07-14T21:42:35.000Z"
      },
      "evidence": "https://web.archive.org/web/20230714214235/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/added-careers-page"
    },
    {
      "n": 2,
      "id": "page-0ebbf33fe97a243106ca5c106d9ede130d591f4db756fb87edfc57cb82371927:81fafb51dd7c52ff467257b154984552f18409003e9d458ea42b440d7daa35a6:headline:dd13a998eb020eea",
      "before_evidence": "https://web.archive.org/web/20230714214235/https://www.brimstone.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “let's build” to “cement for our”.",
      "between": {
        "from": "2023-07-14T21:42:35.000Z",
        "to": "2024-07-02T04:57:50.000Z"
      },
      "evidence": "https://web.archive.org/web/20240702045750/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 3,
      "id": "page-ef1894e7f421c55a181edff1110ee6eef57ea0127f4ba286461918001c46ff63:9c9d46286d5339064283b6ead8181e5ae0f35fb5318b4a299e162e9e7aeb755d:headline:bb6f2a59ee79add8",
      "before_evidence": "https://web.archive.org/web/20250102091210/https://www.brimstone.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “cement for our” to “the Brimstone advantage”.",
      "between": {
        "from": "2025-01-02T09:12:10.000Z",
        "to": "2025-07-12T22:35:44.000Z"
      },
      "evidence": "https://web.archive.org/web/20250712223544/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 4,
      "id": "page-3851839a5a222ab2f7712c9e21a5f8ae82d3e529a85a3a3133afc90e2cf4209a:724efd4fc243391d9a763ab68481fdb57a559f6bd7156fbb813a567aa4e02db3:headline:7a53dce8d5eeb6da",
      "before_evidence": "https://web.archive.org/web/20260122170644/https://www.brimstone.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “the Brimstone advantage” to “CEMENT. STEEL. CRITICAL MINERALS. ALL FROM ONE ROCK.”.",
      "between": {
        "from": "2026-01-22T17:06:44.000Z",
        "to": "2026-07-14T00:52:07.000Z"
      },
      "evidence": "https://web.archive.org/web/20260714005207/https://www.brimstone.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    }
  ],
  "update": null,
  "method": {
    "version": "messaging-v1",
    "description": "https://startuphistory.org/method"
  },
  "license": "CC-BY-4.0",
  "cite": "StartupHistory, “Brimstone” company record, https://startuphistory.org/c/brimstone.com"
}