Climate Tech Startups

Puna Bio develops microbial biostimulants, biofertilizers, and biofungicides for seed treatment based on extremophile bacteria collected from Argentina's Puna region, aimed at improving crop yields and regenerating degraded soils. Its products target crops such as soy, cotton, beans, wheat, and barley for the agricultural sector.

5 investors

Pyper Vision develops fog-casting technology that forecasts fog over airports, aimed at reducing fog-related flight delays and disruptions in the aviation sector. The company's longer-term goal is fog dispersal to fully resolve fog-related disruptions.

5 investors

Recurrent builds software and data analytics tools to help consumers and dealerships transition to electric vehicles and optimize EV adoption. The company focuses on the automotive sector with a mission to accelerate the decarbonization of transportation.

5 investors

Renewal Mill is a food and ingredients company that makes six upcycled ingredients across protein, flour, and fiber, along with baking mixes, by repurposing byproducts from food production such as juice pulp. It sells consumer baking products and supplies ingredients for developing sustainable food products.

5 investors

REbeing provides data, software, and advisory services for valuing renewable energy projects, managing production volatility, and measuring carbon impact in the clean energy market. Its products include CleanSight, a tool for energy market analysis, PPA procurement, and portfolio management, and CleanTrade, a CFTC-registered transaction platform for as-generated energy, serving corporate buyers, developers, and investors.

5 investors

Revoy builds electric vehicles or electric drivetrain technology. The company is hiring engineering roles focused on mechanical, electrical, and supply chain functions.

5 investors

Sagri uses satellite data and AI technology to address agricultural challenges in Japan and globally, including mechanization of operations, farmer population decline, and greenhouse gas emissions. The company aims to solve agricultural problems as a pathway to improving environmental and social issues.

5 investors

Senken operates a carbon credit platform that vets and rates projects using its Sustainability Integrity Index, selecting a small fraction of available credits and building portfolios with corporate sustainability buyers. It serves companies purchasing carbon credits and works on a partnership basis rather than self-serve, without holding its own inventory.

5 investors

Shellworks develops VIVOMER, a compostable material made by collaborating with microorganisms that produce natural polymers, designed to perform like plastic but break down without leaving waste. The company works with manufacturers using existing infrastructure to replace conventional permanent plastics.

5 investors

Skyward develops a lightning wildfire prevention system that uses AI to forecast where lightning is most likely to ignite wildfires and releases inert atmospheric materials to reduce cloud-to-ground strikes before fires start. It serves wildfire agencies and fire managers, with a stated focus on North America and British Columbia, Canada.

5 investors

Solstice connects households and businesses to local solar farms through a software platform that qualifies subscribers based on energy needs rather than credit scores, enabling bill savings through solar credits. The company focuses on making clean energy accessible to underserved communities across the United States.

5 investors

SOSV is a deep tech venture capital firm that makes pre-seed investments (up to $550k) in about 60 startups per year and joins follow-on rounds, backing founders in biotech, therapeutics, climate, energy, and physical AI. It operates labs and offices in San Francisco, New York City, and Newark, with additional teams in India, China, and the EU.

5 investors

SpinDrive develops active magnetic bearing (AMB) technology and provides services spanning client-specific AMB system design, parts supply, and commissioning for manufacturers of high-speed machines. It offers a flexible engagement model and proprietary design software, serving customers across industries as an independent AMB service provider.

5 investors

Spoiler Alert helps businesses with global supply chains reduce food waste and sell surplus inventory, addressing food insecurity and environmental sustainability challenges. The company uses data-driven analytics to maximize profitability while diverting organic waste from landfills.

5 investors

Station A provides software and services that help commercial building owners and portfolio managers evaluate buildings, identify clean energy project opportunities such as onsite solar, and connect with qualified developers and buyers to execute those projects. It serves companies pursuing emissions reduction and clean energy goals across their real estate portfolios.

5 investors

Steady Energy develops the LDR-50, a low-temperature heat reactor based on technology from the Technical Research Centre of Finland. The company commercializes this reactor technology for industrial and environmental applications.

5 investors

Sweep builds software that helps large companies and financial institutions manage sustainability and non-financial (ESG) data, track carbon across value chains, and comply with climate disclosure regulations. The company serves enterprises and financial institutions globally.

5 investors

Syzygy Plasmonics converts waste biogas and renewable electricity into sustainable aviation fuel using proprietary photocatalytic technology. The company serves airlines and fuel buyers seeking low-carbon alternatives to conventional jet fuel.

5 investors

Thermondo installs heat pumps, photovoltaic systems, and energy management solutions for homeowners in Germany, handling planning, government subsidy applications, and installation as a complete package. The company employs its own tradespeople and provides maintenance and 24-hour emergency service.

5 investors

Type One Energy develops stellarator fusion technology for grid-scale power generation. The company partners with energy producers to commercialize and deploy commercial fusion power plants.

5 investors

Upstream Biotechnology develops RNA-based seed traits that regulate crop immune defenses at the gene-expression level, activating disease and stress responses only in the affected tissue to limit yield drag. Its SwitchBlade platform targets crops such as corn, soybean, canola, and rice and is developed in collaboration with seed and crop technology companies.

5 investors

Vibrant Planet Data Commons is a 501(c)(3) nonprofit that generates and publicly shares scientific research on environmental risks, particularly focused on wildfire resilience and forest science. The organization collaborates with researchers and funders to expand participation in environmental science and data analytics beyond traditional scientific communities.

5 investors

Vytal operates a deposit-free reusable packaging system for food and drinks, working with restaurants, delivery services, large corporate clients, and events to replace single-use takeaway packaging. Based in Germany, the company runs a partner network of over 7,000 locations and has expanded internationally, including a market entry into the USA.

5 investors

Watershed builds a sustainability AI platform that combines climate science and emissions data with AI to help companies measure, report, and reduce their environmental impact. The platform serves enterprises, financial institutions, and brands across all industries seeking to decarbonize and address climate risk.

5 investors