Companies in the clean energy sector developing innovative solutions and technologies.
Explore 727 recently funded clean energy companies with verified founder contact information and fundraising data.
Redox One manufactures iron-chromium flow batteries for large-scale energy storage across industrial and grid applications.
Joule Case ESS is designed to meet the mission-critical power needs of businesses, heavy industry, grid-backup, and EV charging.
Total Containment patented and developed envirolock that prevents leakage in underground gas pipe lines.
Taurus is a renewable energy platform that develops and operates renewable natural gas projects and facilities.
Project Omega is a Rhode Island-based nuclear startup that converts spent nuclear fuel into compact, long-lasting batteries.
Inertia is a fusion-energy company that builds and generates commercialized fusion powers.
Novastus is an alternative energy company that produces negative carbon fuel using waste materials.
Bolder Industries converts carbon black and petrochemicals into eco-friendly alternatives for rubber and plastic products.
We make Bitcoin mining with renewable energy easy and accessible to everyone.
HYDGEN develops modular electrolyzer systems designed for on-site and on-demand green hydrogen production.
Steelhead Composites is a provider of hydrogen storage solutions used to allow widespread zero-emission fuel cell electrification.
Arbor Energy is a clean power company that creates compact systems to generate clean, dependable electricity with zero emissions.
Bees & Bears is a green fintech company that specializes in financing renewable energy solutions.
Conry Tech is reinventing air-conditioning to improve comfort and make it sustainable, founded by award winning HVAC experts.
Glydways designs and implements personal rapid transit systems using self-driving vehicles.
Empowering households to reduce energy consumption while making homes a proactive part of the energy grid.
E-mobility, Sustainable Manufacturing, Advanced Materials, Cleantech, Electrification, Decarbonization
mopo provides clean, affordable energy to the off-grid market in Africa.
Greenely provides an energy management platform for consumers to manage energy use and contribute to overall power system stability.
Ingelia is a technology-based company specializing in R & D in the renewable energy sector.
Deep Isolation develops and commercializes technology to safely dispose of nuclear waste using deep horizontal boreholes.
HOPE Hydration is a water-tech & media startup transforming global hydration.
OPM is a commercial company delivering fully functional end-use products to the biomedical, aerospace, and industrial markets.
The clean energy sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.
Clean Energy companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.
The clean energy sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.
Here is how funding is distributed among the 727 clean energy companies tracked in the VCBacked database.
Companies in the clean energy sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.
Perfect for: B2B sales teams targeting clean energy companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.
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