Energy Startups
5,975 companies tagged Energy, with their investors and founders.
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Hexagon Energy develops and finances renewable power projects—including solar, energy storage, and geothermal—serving large utilities and asset owners. The company covers the full development and finance spectrum, from site control and permitting to engineering and financial modeling, working on projects in the U.S. and abroad.
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Higher Wire Inc. designs and manufactures lithium-ion energy storage systems (ESS) using domestically-sourced cells and components, with a focus on extending the useful life of these systems through a circular economy model. The company operates a manufacturing facility in Phoenix, Arizona, and targets the U.S. clean energy market with affordable, standardized storage solutions.
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Highland Copper is a copper development company advancing the fully permitted Copperwood Project in Michigan, USA, with a completed 2023 feasibility study and a targeted 2027 construction decision. It focuses on domestic U.S. copper production to serve critical-mineral supply chains driven by electrification, AI infrastructure, and defense demand.
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Holu Hou Energy designs proprietary energy storage systems and control platforms, including its EnergyShare technology for multi-dwelling unit residential buildings, alongside single-family residential and commercial markets. It provides decarbonization and renewable energy solutions for building owners and investors, with operations across several U.S. states and Shanghai.
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Hover Energy designs and deploys integrated microgrid systems and future-proof energy infrastructure, including a Renewable Energy Router and wind turbine technology, for cities, developers, and institutions. It works with technology partners to build resilient, intelligent clean-energy systems, with activity in markets including Hawaii and the UK.
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