{
  "company": {
    "name": "Polar Night Energy",
    "website": "https://polarnightenergy.fi/",
    "record": "https://startuphistory.org/c/polarnightenergy.fi"
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    "headline": "Heat and power without burning",
    "description": "Polar Night Energy’s industrial-scale thermal energy storage powers the change from fossil fuels to renewable energy. How does it work? Get started The Sand…",
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          "headline": "Heat and power without burning",
          "subhead": "Polar Night Energy’s industrial-scale thermal energy storage powers the change from fossil fuels to renewable energy. How does it work? Get started The Sand…",
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      "name": "TheStorage",
      "record": "https://startuphistory.org/c/thestorage.fi",
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      "category": null,
      "overlap": "direct",
      "why": "Both design sand-based industrial thermal storage that converts renewable power into process heat and steam."
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      "name": "Alterno",
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      "overlap": "direct",
      "why": "Both provide sand-battery thermal storage systems to deliver dispatchable heat for industrial and other users."
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    {
      "name": "Rondo Energy",
      "record": "https://startuphistory.org/c/rondo.com",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both build industrial-scale high-temperature thermal storage to turn renewable electricity into continuous heat."
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    {
      "name": "EnergyNest (Thermal Battery)",
      "record": "https://startuphistory.org/c/energynest.no",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both offer industrial-scale thermal batteries that store cheap renewable power as heat for industrial processes."
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      "name": "Calectra",
      "record": "https://startuphistory.org/c/calectra.com",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both sell thermal battery systems that convert intermittent renewable electricity into high-temperature process heat."
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    {
      "name": "Epyr",
      "record": "https://startuphistory.org/c/epyr.co",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both design modular thermal energy storage for industrial customers using resistive heating and high-temperature media."
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    {
      "name": "Electrified Thermal Solutions",
      "record": "https://startuphistory.org/c/electrifiedthermal.com",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both target industrial decarbonization by storing renewable electricity as on-demand high-temperature heat."
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    {
      "name": "Kraftblock",
      "record": "https://startuphistory.org/c/kraftblock.com",
      "basis": "ai_judged",
      "category": null,
      "overlap": "direct",
      "why": "Both build modular high-temperature thermal energy storage to supply decarbonized process heat to industry."
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  "license": "CC-BY-4.0",
  "cite": "StartupHistory, “Polar Night Energy” company record, https://startuphistory.org/c/polarnightenergy.fi"
}