Energy Startups
5,975 companies tagged Energy, with their investors and founders.
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GreenPower manufactures electric vehicles for school transportation, commercial goods delivery, and passenger services. The company produces a range of battery-electric buses, vans, and utility trucks under branded product lines including the BEAST school bus series and EV Star commercial vehicle platform.
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Greenway Technologies (GWTI) develops natural gas conversion technology, centered on its G-Reformer vessel and proprietary software that turns natural gas into synthesis gas for producing hydrogen, liquid chemicals and fuels, and methanol with low carbon emissions. Its systems target industrial energy applications and regions with natural gas but limited infrastructure.
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GridBridge develops power delivery solutions for electric utilities at substations and downstream distribution points. The company applies high-power conversion technology across grid, vehicular, and space applications.
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GS Mining Holdings operates a gold mining operation in Colorado. The company is managed by experienced mining engineers and executives with backgrounds in resource extraction, regulatory compliance, and operations management.
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H2Clipper (H2C) develops airships for long-haul transport of liquid green hydrogen and a "Pipe-within-a-Pipe" system for last-mile distribution of gaseous hydrogen. The company aims to make green hydrogen affordable and accessible to accelerate the hydrogen economy and replace fossil fuels.
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Headwater Gold explores and develops high-grade gold deposits in the western United States, focusing on economically viable discoveries in established mining districts with strong infrastructure and permitting frameworks.
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Heartwood processes forest waste materials including scrap, thinning, and wildfire mitigation debris into kiln-dried firewood, trellis poles, wood chips, and engineered mulch products. The company serves forestry, agriculture, construction, and land restoration markets while supporting rural employment and forest preservation.
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Hecla is a mining company that produces silver and other critical metals, operating as the largest silver producer in the U.S. and Canada and a leading U.S. critical mineral producer. Founded in 1891, it is the oldest silver company listed on the NYSE.
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