Top California Greentech Startups (121)

Revivn is a fully integrated hardware lifecycle solution, promoting global responsibility while providing IT with enterprise-class service and security. Working with companies like Instacart, Lyft & Teach for America we are changing the way companies view old technology with a new model that focuses on repurposing electronics. In partnering with Revivn, companies make the vital choice to responsibly retire, repurpose,...

2NDNATURE is a mission-driven SaaS company based in Santa Cruz, California, dedicated to helping municipalities and corporations build water resiliency. We combine peer-reviewed science with a robust geospatial platform to transform how stormwater is managed—moving from a regulatory burden to a vital community resource. Our flagship product, 2NFORM, provides a centralized system of record for dozens of cities nationwide to manage...

We believe that applying science is the only way to solve the climate crisis. Scientific expertise is critical to both effective and efficient carbon management – yet it can be hard to access outside of the academic and public sectors. New research and technologies emerge every day in our nascent industry and it can be difficult to know what actions to...

The Farm Project is using 21st century technology and the power of the shared economy to create a new food system that's in the hands of the people. Some may call it distributed agriculture – we call it the future of food.

Lunar Energy was founded to make energy cleaner, safer, and more reliable. We build products for home electrification to move the world towards 100% clean energy.

Designed by architects, built by contractors, loved by owners: Project Frog engineers advanced building platforms, equipping architects and builders with fast and cost-effective methods to deliver custom buildings. Our configurable building kits are fast to deploy, minimize risk, and effectively meet demanding design programs across a range of sectors and uses. Founded in 2006, Project Frog provides Flexible Responses to...

At Hive, we’re on a mission to unlock the full carbon benefit of EVs to ensure cleaner air and a stable climate for future generations. We democratize access to EVs with a disruptive membership solution that finances, charges, and maintains EVs for drivers who drive the most. Hive membership creates a path to EV ownership for consumers who are underserved...

Deploying technology that makes 'Power without Pollution'​ a reality. Safe, reliable power that doesn't compromise the environment: It's been our mission since the beginning. Clean Energy Systems has successfully transitioned proven and reliable rocket engine combustion principles into a flexible and economically attractive energy generation system for our planet. CES technology enables cleaner and more efficient co-generation of power, steam, water, and...

Glydways, Inc. is an American transportation technology and clean energy company based in South San Francisco, CA. The company specializes in the design, manufacture, installation and operation of affordable autonomous transportation for low, medium and extremely high capacity needs. Founded in 2016 by engineer and entrepreneur Mark Seeger, the company was started with the goal of providing affordable mobility for...

Flume eliminates water waste and protects homes by helpinghomeowners and communities with real-time water usage data.

Over millions of years, silicate rock weathering has regulated Earth’s climate. By crushing silicate rocks and spreading them on agricultural soils - an approach called Enhanced Rock Weathering (ERW) - we can accelerate Earth’s natural process into a solution capable of addressing the urgency of climate change. Existing agricultural and silicate rock sites - namely 5,000+ global silicate rock quarries surrounded...

Matrix Sensors is a research and development company that specializes in environmental sensors for safe, healthy, fresh indoor spaces. Our first product is a smart environmental sensor that monitors carbon dioxide, temperature, and humidity that you can install and forget about for the life of the sensor... it just works.

Planted is redefining solar deployment by simplifying every step, from planning to power. By combining advanced software, high-density terrain-following arrays, and automated installation into one integrated platform, Planted has created a smarter way to develop and build utility-scale solar power plants. We’re expanding our team of ambitious, curious, and hands-on engineers and operators who want to accelerate the clean energy transition....

Watershed is the enterprise climate platform. Leading companies like Walmart, Stripe, Spotify, Klarna, and Twitter use Watershed's software to measure, reduce, and report their carbon emissions. With its state-of-the-art carbon data engine, in-house climate experts, and marketplace of high-quality decarbonization initiatives, Watershed provides audit-grade emissions data to power business value creation, regulatory compliance, and global climate impact. Watershed’s advisors and...

Our mission is to drive rapid decarbonization in global transport and power sectors by intelligently connecting electric vehicles to the grid.

QuickSolar allows professionals to quickly and easily design a solar energy system on their customers' or clients' rooftops.

Treatment and removal of Selenium, Mercury, Arsenic and Nitrate from water and FGD wastewater. Biological Treatment for Power Generation, Mining and Industry.

Flow Labs is a venture backed stealth blockchain startup working on NFT platform.

Full Cycle Bioplastics tackles plastic pollution and climate change by transforming organic matter into a compostable alternative to oil-based plastics. Plastic pollution and greenhouse gas emissions from organic waste are two of the most critical environmental challenges facing the planet. Virtually all plastic ever produced still exists, and almost one-third of plastic consumed each year directly pollutes our land, oceans,...

Resilient Energy Infrastructure for Off-grid Communities Powerhive’s technology platform enables financing and monetization of distributed microgrids by reducing costs and stabilizing investment risk. Our cloud-based software application and proprietary smart meter automate account management tasks, remotely monitor and control microgrid operations and run real-time data analytics. Powerhive’s solution allows customers to prepay for electricity through mobile money networks and gain...