Top list · United States

Oil & Gas startups in the United States

52 oil & Gas startups in the United States have raised money in rounds we track. These are the 50 that have raised the most, $4.7B between them, with Houston the most common home.

$4.7Braised by these 50
52on our record in all
Houstonmost common home
KoBold Metalsraised the most
  1. 1KoBold MetalsKoBold Metals is a scientific mineral exploration and development company based in Berkeley, California.

    KoBold Metals is a scientific mineral exploration and development company based in Berkeley, California.

    Founded 2018Berkeley, United States$1.5Blast round Nov 2025
  2. 2Northwind Midstream PartnersNothwind's aim is to reduce emissions and treat off-spec natural gas by offering sustainable midstream services.

    Nothwind's aim is to reduce emissions and treat off-spec natural gas by offering sustainable midstream services.

    Founded 2022Houston, United States$700Mlast round Mar 2025
  3. 3Navitas Midstream PartnersNavitas Midstream Partners is a producer-focused midstream company.

    Navitas Midstream Partners is a producer-focused midstream company.

    Founded 2013The Woodlands, United States$500Mlast round Jun 2014
  4. 4BitMineFounded -United States$365Mlast round Sept 2025
  5. 5South32 HermosaSouth32's Hermosa project is the only advanced mine development project in the United States.

    South32's Hermosa project is the only advanced mine development project in the United States.

    Founded -Patagonia, United States$166Mlast round Sept 2024
  6. 6Turner Mining GroupTurner Mining Group is a team of experienced mining industry professionals performing a full spectrum of mine services from coast to coast.

    Turner Mining Group is a team of experienced mining industry professionals performing a full spectrum of mine services from coast to coast.

    Founded 2017Bloomington, United States$150Mlast round Apr 2026
  7. 7Mesabi MetallicsFounded -United States$150Mlast round Apr 2026
  8. 8ReElement Technologies CorporationFounded -United States$150Mlast round Sept 2025
  9. 9Teal Natural ResourcesTeal Natural Resources is an independent oil and gas exploration and production company based in Dallas, Texas.

    Teal Natural Resources is an independent oil and gas exploration and production company based in Dallas, Texas.

    Founded 2016Dallas, United States$125Mlast round May 2016
  10. 10Tall Oak MidstreamTall Oak Midstream is an innovative midstream company.

    Tall Oak Midstream is an innovative midstream company.

    Founded 2014Edmond, United States$100Mlast round Feb 2014
  11. 11Mettle Midstream Partners, LLCMettle Midstream offers natural gas and oil gathering, processing, compression, treating and product marketing services.

    Mettle Midstream offers natural gas and oil gathering, processing, compression, treating and product marketing services.

    Founded 2018Dallas, United States$100Mlast round Mar 2018
  12. 12Sweetwater RoyaltiesSweetwater Royalties manages land and mineral rights for resource and energy development.

    Sweetwater Royalties manages land and mineral rights for resource and energy development.

    Founded -Lakewood, United States$100Mlast round Apr 2024
  13. 13EnergyXFounded -United States$97Mlast round Jan 2025
  14. 14SafeAISafeAI develops autonomous driving technology for heavy-equipment vehicles used in the construction and mining industries.

    SafeAI develops autonomous driving technology for heavy-equipment vehicles used in the construction and mining industries.

    Founded 2017Santa Clara, United States$64Mlast round Dec 2022
  15. 15EsperFounded -United States$63Mlast round Mar 2026
  16. 16PetroTalPetroTal is a publicly-traded oil and gas development and production company domiciled in Calgary, Alberta.

    PetroTal is a publicly-traded oil and gas development and production company domiciled in Calgary, Alberta.

    Founded 2016Houston, United States$50Mlast round May 2025
  17. 17ComboCurveComboCurve is a Houston-based energy technology company founded in 2017.

    ComboCurve is a Houston-based energy technology company founded in 2017.

    Founded 2017Houston, United States$50Mlast round Apr 2022
  18. 18EON ResourcesEON is a stand-alone energy business that specializes in energy, natural resources, oil, and other energy-related fields.

    EON is a stand-alone energy business that specializes in energy, natural resources, oil, and other energy-related fields.

    Founded -Houston, United States$41Mlast round Sept 2025
  19. 19BlueOak ResourcesBlueOak Resources is a clean-tech company based in the U.S.

    BlueOak Resources is a clean-tech company based in the U.S.

    Founded 2011Burlingame, United States$36Mlast round Jun 2014
  20. 20Equilibrium EnergyWe will be a small producer with the goal of developing a stable production profile that can be grown to 1,000 boed of low decline.

    We will be a small producer with the goal of developing a stable production profile that can be grown to 1,000 boed of low decline.

    Founded 2014United States$28Mlast round Mar 2025
  21. 21Atana ElementsAtana Elements is a Houston-based company focused on the exploration and development of critical minerals.

    Atana Elements is a Houston-based company focused on the exploration and development of critical minerals.

    Founded 2025Houston, United States$28Mlast round Jun 2026
  22. 22Gunnison CopperGunnison Copper is a copper production company that engages in eco-friendly copper projects.

    Gunnison Copper is a copper production company that engages in eco-friendly copper projects.

    Founded -Phoenix, United States$25Mlast round May 2026
  23. 23Princeton Critical MineralsPrinceton Critical Minerals is a cleantech company that boosts lithium extraction and production from brine sources.

    Princeton Critical Minerals is a cleantech company that boosts lithium extraction and production from brine sources.

    Founded -New Jersey, United States$21Mlast round Aug 2026
  24. 24Cuprum MetalsRevolutionizing Copper Extraction: Cuprum Metals' proprietary technology leverages advanced leaching techniques to unlock previously untapped copper resources w

    Revolutionizing Copper Extraction: Cuprum Metals' proprietary technology leverages advanced leaching techniques to unlock previously untapped copper resources w

    Founded 2023Boulder City, United States$19Mlast round Jun 2026
  25. 25MicroshareFounded -United States$19Mlast round Aug 2026
  26. 26TriStar GoldTriStar Gold is an exploration-stage junior mining company.

    TriStar Gold is an exploration-stage junior mining company.

    Founded 2010Scottsdale, United States$15Mlast round May 2026
  27. 27ElementusElementus is a blockchain intelligence platform based in New York, founded in 2017.

    Elementus is a blockchain intelligence platform based in New York, founded in 2017.

    Founded 2017New York, United States$14Mlast round Feb 2023
  28. 28Giraffe BioGiraffe Bio is a biotechnology company founded in 2024 and based in Buenos Aires, Argentina, with an additional location in Santiago, Chile.

    Giraffe Bio is a biotechnology company founded in 2024 and based in Buenos Aires, Argentina, with an additional location in Santiago, Chile.

    Founded 2024Buenos Aires, United States$13Mlast round Oct 2026
  29. 29Deckard TechnologiesDeckard's AI-powered platform & market-leading products have revolutionized the way local governments manage compliance.

    Deckard's AI-powered platform & market-leading products have revolutionized the way local governments manage compliance.

    Founded 2018San Diego, United States$11Mlast round Sept 2025
  30. 30Tidal MetalsTidal Metals is a deep-tech company based in Hamilton, New Jersey, founded by three PhD scientists from prestigious institutions.

    Tidal Metals is a deep-tech company based in Hamilton, New Jersey, founded by three PhD scientists from prestigious institutions.

    Founded 2017Princeton, United States$8.5Mlast round Sept 2024
  31. 31Tank UtilityTank Utility streamlines energy delivery for those that rely on truck-delivered oil or propane.

    Tank Utility streamlines energy delivery for those that rely on truck-delivered oil or propane.

    Founded 2014Boston, United States$8.2Mlast round Feb 2019
  32. 32Transition Metal SolutionsTransition Metal Solutions is a biotechnology startup founded in 2023, focused on developing custom chemical additives, referred to as prebiotics, to enhance mi

    Transition Metal Solutions is a biotechnology startup founded in 2023, focused on developing custom chemical additives, referred to as prebiotics, to enhance mi

    Founded 2023Berkeley, United States$6.0Mlast round Jan 2026
  33. 33Noble Gas SystemsNoble Gas Systems develops gas storage and delivery systems with conformable tank technology.

    Noble Gas Systems develops gas storage and delivery systems with conformable tank technology.

    Founded 2017Wixom, United States$5.7Mlast round Apr 2026
  34. 34Site FuelThe Only Fuel Management Solution.

    The Only Fuel Management Solution.

    Founded 2015Charleston, United States$5.0Mlast round Apr 2018
  35. 35Kimono LabsKimono Labs was a web data extraction company based in San Francisco, founded in 2014 by Pratap Ranade and Ryan Rowe.

    Kimono Labs was a web data extraction company based in San Francisco, founded in 2014 by Pratap Ranade and Ryan Rowe.

    Founded 2014San Francisco, United States$5.0Mlast round Feb 2016
  36. 36Deep Sea Rare MineralsDeep Sea Rare Minerals is a mineral exploration company that develops subsea mineral resources.

    Deep Sea Rare Minerals is a mineral exploration company that develops subsea mineral resources.

    Founded -Mt Pleasant, United States$5.0Mlast round Jan 2026
  37. 37Rua DiagnosticsRUA Diagnostics is developing groundbreaking technology through the use of breath analysis with gas chromatography.

    RUA Diagnostics is developing groundbreaking technology through the use of breath analysis with gas chromatography.

    Founded -Westbury, United States$3.6Mlast round May 2026
  38. 38Radial AnalyticsOptimizing patient care transitions with real-time decision support solutions for payers and providers

    Optimizing patient care transitions with real-time decision support solutions for payers and providers

    Founded 2014Concord, United States$3.4Mlast round Feb 2022
  39. 39Quantec GeoscienceQuantec Geoscience is a provider of ground geophysical data acquisition, processing, inversion, and interpretation.

    Quantec Geoscience is a provider of ground geophysical data acquisition, processing, inversion, and interpretation.

    Founded 1986Toronto, United States$3.0Mlast round Dec 2006
  40. 40BaniqlBANIQL is a technology startup based in San Jose, California, founded in 2021.

    BANIQL is a technology startup based in San Jose, California, founded in 2021.

    Founded 2021San Jose, United States$1.6Mlast round Oct 2025
  41. 41Circularity2Circularity2 is a mission to dramatically reduce the greenhouse gas impacts of hard-to-decarbonize industries.

    Circularity2 is a mission to dramatically reduce the greenhouse gas impacts of hard-to-decarbonize industries.

    Founded -Minneapolis, United States$1.5Mlast round Sept 2025
  42. 42MAAT EnergyMAAT Energy represents one of the most significant opportunities to impact climate change.

    MAAT Energy represents one of the most significant opportunities to impact climate change.

    Founded -Cambridge, United States$1.1Mlast round Aug 2024
  43. 43VNG.coVNG.CO, commercial and government fleet operators avoid the expense and responsibility of installing, operating and monitoring.

    VNG.CO, commercial and government fleet operators avoid the expense and responsibility of installing, operating and monitoring.

    Founded 2009Blue Bell, United States$1.1Mlast round Apr 2015
  44. 44VitageneVitagene is a health technology company based in San Francisco, founded in 2014 by Mehdi Maghsoodnia and Dr.

    Vitagene is a health technology company based in San Francisco, founded in 2014 by Mehdi Maghsoodnia and Dr.

    Founded 2014San Francisco, United States$1.0Mlast round Sept 2017
  45. 45LelantosLelantos is a private company based in New York, founded in 2019.

    Lelantos is a private company based in New York, founded in 2019.

    Founded 2019New York, United States$999Klast round Oct 2021
  46. 46Brisbane METS LabBrisbane METS Lab is an Australian private company specializing in metallurgical and geoanalytical testing services.

    Brisbane METS Lab is an Australian private company specializing in metallurgical and geoanalytical testing services.

    Founded -Coopers Plains, United States$903Klast round Jul 2021
  47. 47Big Blue TechnologiesBig Blue Technologies is developing a thermal magnesium metal production process.

    Big Blue Technologies is developing a thermal magnesium metal production process.

    Founded 2015Denver, United States$550Klast round Oct 2026
  48. 48Kilroy MetalKilroy Metal is a mining and exploration company that is engaged in the extraction of minerals and precious metals.

    Kilroy Metal is a mining and exploration company that is engaged in the extraction of minerals and precious metals.

    Founded -Phoenix, United States$360Klast round Mar 2026
  49. 49AstroForgeAstroForge is a deep-space mining company founded in 2022 and headquartered in Seal Beach, California.

    AstroForge is a deep-space mining company founded in 2022 and headquartered in Seal Beach, California.

    Founded 2022Seal Beach, United States$266Klast round Oct 2025
  50. 50StratajamStratajam is a mineral development and production company.

    Stratajam is a mineral development and production company.

    Founded -New Braunfels, United States$256Klast round Apr 2022
Total fundinghow the list is ranked
15 November 2026updated nightly
Rounds we tracksource: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

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