oil-and-gas

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Friday, July 17, 2026

Valar Atomics raises a $1.0B Other roundValar AtomicsWebsiteSource

Valar Atomics is an energy startup based in El Segundo, Calif. which aims to produce low-cost, carbon neutral synthetic fuels by leveraging atomic energy. Valar’s proprietary technology will generate synthetic fuels such as aviation fuel, diesel, and natural gas from atmospheric carbon dioxide and water, using mass-manufactured nuclear reactors as the energy source for the reactions. The company aims to sell its synthetic fuels as drop-in replacements for naturally extracted petroleum at a lower price than conventional products from the oil and gas industry.

energymanufacturingoil-and-gasrenewable-energy
Other

Monday, June 29, 2026

Altillion raises a $5.0M Seed roundAltillionWebsiteSource

Altillion is a Houston, Texas-based developer of brine mineral extraction technologies. The company focuses on autonomously extracting, concentrating, and purifying high-value elements from oilfield produced water and other sources. Its proprietary technologies, IRIS and ALIX, allow for efficient processing without disrupting existing operations. Altillion aims to establish a domestic supply of critical minerals.

oil-and-gas
Seed

Wednesday, June 24, 2026

Oceaneering raises a $500.0M Other roundOceaneeringWebsiteSource

Oceaneering International, Inc. is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, manufacturing, and entertainment industries.

manufacturingoil-and-gas
Other

Wednesday, June 17, 2026

Critical Energy raises a $22.0M Seed roundCritical EnergyWebsiteSource

Critical Energy, founded by ex-SpaceX engineer Spencer Jackson, specializes in the design and mass production of modular geothermal turbines. These turbines are built in factories and utilize a closed-loop fluid system to convert heat into electricity. The company aims to reduce the deployment time of geothermal systems from years to weeks, addressing the reliability issues of clean energy sources. By focusing on surface equipment and turbines, Critical Energy seeks to support the wider geothermal industry rather than compete with underground drillers.

energyoil-and-gasrenewable-energy
Seed

Tuesday, June 16, 2026

Mantle Energy raises a $5.0M Seed roundMantle EnergyWebsiteSource

Mantle Energy is a Dallas, Texas-based developer of an activated geothermal and enhanced energy recovery platform. The company develops technology that repurposes depleted or low-yield oil and gas wells to generate controlled underground thermal combustion, capturing heat to deliver low-carbon baseload power directly to the electric grid. It was spun out from Hunt Energy's incubator and focuses on dual-benefit extraction and carbon emission storage protocols.

energyoil-and-gasrenewable-energy
Seed