Collaborative Fund

WeaveGrid is a technology company focused on facilitating the integration of electric vehicles (EV) with the power grid. By employing machine learning, optimization, and predictive analytics, WeaveGrid's software addresses the challenges associated with EV-grid integration for utility companies. This innovative solution not only enhances the incorporation of renewable energy resources but also aims to reduce costs for utility customers. The company's efforts support the broader goals of decarbonization in the transportation and power sectors, enabling utilities to safely and economically adapt to the growing demand for electric vehicles.

Acceleron Fusion specializes in clean energy solutions, harnessing fusion technology to power cities, charge electric vehicles, and fuel rockets. Its innovative platform employs muon-catalyzed fusion to generate abundant, clean energy, aiming to address the engineering challenges of integrating fusion power into the grid and serving various industries.

Turnover Labs is focused on decarbonizing the chemical production sector by providing carbon-neutral alternatives to traditional petrochemicals. The company specializes in producing industrial chemicals using innovative electrocatalysts that can directly convert impure carbon dioxide waste streams from manufacturing processes into valuable chemical products on-site. This approach allows industries to effectively manage impurities, resulting in longer device lifetimes and reduced purification costs. As a result, Turnover Labs aims to make the synthesis of essential chemical building blocks more economical and sustainable, thereby transforming the way petrochemicals are generated.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

Matereal is a manufacturer specializing in biobased polyurethane, aiming to replace traditional, toxic polyurethane products. The company focuses on producing environmentally safe plastics, particularly for the fashion and outdoor gear industries, providing sustainable coatings and adhesives. By doing so, Matereal assists its clients in reducing the use of harmful chemicals in their supply chains.

Hylight specializes in aerial monitoring and inspection of energy infrastructures, focusing on enhancing resilience to climate change. The company operates unmanned airship systems that facilitate sustainable and accessible aerial data collection and analysis. Hylight provides detailed inspections of power lines, gas pipelines, and compressor stations, allowing clients to diagnose issues such as disease and stress in infrastructure. By delivering comprehensive reports on the condition of these assets, Hylight enables clients to identify vulnerabilities that could lead to outages, ultimately supporting the maintenance and improvement of critical energy systems.

Aether Energy is an AI-powered end-to-end platform for rooftop solar installers

AirHive is a technology company specializing in carbon removal. It develops a direct air capture system that is faster, more cost-effective, and energy-efficient than traditional methods. The company's innovative approach combines geochemical and DAC techniques, using fluidization to enhance the absorption of carbon dioxide by minerals, enabling significant carbon capture at an industrial scale.

Orbio is a developer of a data fusion platform that assists energy companies in reducing methane emissions. By integrating satellite data with ground data, Orbio provides precise quantification of methane emissions from energy assets worldwide. This technology allows for the aggregation of emissions data at the levels of individual assets, companies, and supply chains. As a result, Orbio benchmarks the methane emissions performance of oil and gas operators, assets, and regions, enabling companies to implement effective emission reduction strategies. The platform aids environmental engineers and asset operators in taking proactive measures to minimize their carbon footprint and mitigate energy transition risks.

MacroCycle Technologies is a company developing a chemical recycling process to convert polyethylene terephthalate (PET) and polyester-fiber waste into virgin-grade plastics. Their proprietary technology, based on synthesizing cyclic macromolecules, enables the production of recycled PET with lower energy use than traditional methods. This process offers a sustainable, zero-carbon, and cost-competitive solution for plastic upcycling, contributing to a circular economy.

Osmoses specializes in clean membrane technology aimed at decarbonizing gas separations, with a goal of eliminating one gigaton of carbon emissions annually. The company has developed advanced molecular filters that offer exceptional size selectivity, enabling the purification of hydrogen and natural gas. Additionally, these filters facilitate large-scale carbon capture, significantly transforming traditional chemical separation processes. By reducing energy consumption and carbon emissions in industrial operations, Osmoses provides a solution that helps businesses lower costs, minimize product loss, and create value for their clients, contributing to broader efforts in combating climate change.

Vaulted Deep specializes in permanent carbon removal through innovative technology solutions that enhance both environmental and community health. As a spin-off of Advantek Waste Management Services, the company focuses on biomass carbon removal and the geologic sequestration of organic wastes. Utilizing patented geologic slurry injection technology, Vaulted Deep aims to provide clients with cost-effective, large-scale carbon dioxide removal options, addressing the urgent need for sustainable waste management and climate action.

Channing Street Copper Company is a manufacturer of home electrification products, focusing on energy storage equipped appliances designed to replace gas ranges. Founded in 2022 and based in Berkeley, California, the company offers innovative induction cookers that directly heat cookware using electricity. These cookers are engineered for ease of installation and include features such as battery backup and peak power capabilities, ensuring functionality even during power outages. By promoting the use of electric cooking solutions, Channing Street Copper aims to help homeowners save money, improve indoor air quality, and reduce their carbon footprint.

Noya is focused on addressing climate change by retrofitting existing industrial equipment to capture carbon dioxide from the atmosphere. The company's innovative technology utilizes a non-toxic chemical blend that is added to the cooling towers of various industries without requiring any structural modifications. This approach allows for effective CO2 capture while enabling businesses to contribute to environmental sustainability. By selling the captured carbon dioxide to companies that utilize it as a raw material, Noya facilitates a practical and scalable solution for reducing carbon emissions and promoting a transition towards a carbon-negative future.

Alga Biosciences develops algae-based feed additives aimed at reducing agricultural methane emissions from cattle. By utilizing biochemistry, the company provides natural red seaweed and other feed supplements that effectively lower enteric methane emissions in beef cattle and dairy cows. This innovative approach not only helps farmers reduce costs associated with livestock management but also contributes to combating climate change and mitigating global warming. Through its products, Alga Biosciences addresses a critical environmental issue while supporting sustainable agricultural practices.

Ruuf is a solar marketplace that connects homeowners with solar installers and lenders.

pH7 is a cleantech company focused on the sustainable extraction and refining of strategic metals essential for the transition to renewable energy. The firm has developed an innovative process for extracting platinum group metals (PGMs) from both primary and secondary resources, including waste materials. This process is designed to be economical and environmentally friendly, utilizing green, biodegradable, and recyclable solvents instead of traditional smelting methods. By enabling on-site extraction at locations such as mines, scrap yards, and recycling facilities, pH7's closed-loop system minimizes waste generation and eliminates toxic off-gassing, providing a practical solution for the operational challenges faced by chemical factories.

Wasted* is a company based in Williston, Vermont, that focuses on transforming human waste into sustainable fertilizers. Founded in 2020, it aims to establish a circular sanitation economy that connects individuals to their local environment while unlocking the value of human waste. The company has developed a technology that effectively separates urine from feces, preserving the nutrients found in both while eliminating the need for chemical additives. This innovative approach enables clients to convert waste into a valuable resource, promoting environmentally friendly waste treatment and disposal practices.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

AirMyne is a company focused on Direct Air Capture technology that effectively removes carbon dioxide from the atmosphere. Utilizing a patented process that employs a liquid capture agent and a low-temperature thermal regeneration method, AirMyne's technology is designed to be compatible with various low-carbon energy sources. The company prioritizes the use of low-cost and easily sourced inputs, making its solutions accessible for organizations aiming to meet their net-zero emissions goals. Founded in 2022 by experienced professionals from the deep tech sector through Y Combinator, AirMyne is committed to scaling high-quality carbon removal efforts.

Verse provides software for organizations to understand, plan, and manage clean energy. Its SaaS platform, Aria™, leverages generative AI to help companies define clean energy goals and plan, procure, and manage optimal portfolios of clean energy assets at least cost. Customers can set parameters that target specific goals (e.g., cost, emissions, or hourly matching) and optimize for annual matching, emissions matching, or hourly matched carbon-free energy (CFE). By reducing transaction costs by up to 70% and providing real-time analysis within minutes, Aria helps scale and accelerate the clean energy transition.

Jasmine Energy operates a trading platform designed for the buying and selling of Energy Attribute Certificates (EACs) and Renewable Energy Certificates (RECs). The platform leverages blockchain technology to ensure secure and transparent transaction records, enabling users to track prices in real-time. It incorporates risk management strategies and offers faster settlement processes, making it easier for investors to diversify their portfolios with sustainable assets. Jasmine Energy aims to simplify the renewable energy market by providing a reliable means for verifying renewable energy generators and facilitating transactions in this sector.

Keel Labs is a biomaterials company focused on producing sustainable materials derived from renewable resources, specifically seaweed. The company addresses the ecological damage associated with the fashion industry by developing a platform for creating durable and rapidly degradable yarns from kelp. This innovative approach integrates scientific research and design with waste reduction in textile production, offering a viable alternative to conventional textiles for the footwear and apparel industries. By utilizing kelp, Keel Labs provides a functional and environmentally friendly resource that aims to mitigate the negative impacts of traditional material sourcing.

Paces is developing a data platform aimed at enhancing the profitability and feasibility of green infrastructure projects. By gathering and analyzing data from over 3,500 U.S. counties, Paces offers actionable insights that include environmental, permitting, zoning, interconnection information, and competition risks. The platform also provides modeled signals such as climate risks, profitability forecasts, and parcel rankings, allowing stakeholders to make informed decisions about specific land parcels and green infrastructure assets. This comprehensive approach helps to de-risk the development and operation of renewable projects, ultimately facilitating faster project development and improved financial returns for developers and investors.

Brimstone is a company that has developed a carbon-negative process for producing ordinary Portland cement and supplementary cementitious material. Founded in 2019 and based in Oakland, California, Brimstone's innovative technology employs carbon-free calcium silicate rock instead of traditional limestone, resulting in a product that matches the performance of conventional materials while remaining cost-competitive at scale. This advancement aims to provide the construction industry with a cleaner and more sustainable alternative to traditional cement production methods.

Quaise is an energy company based in Cambridge, Massachusetts, focused on developing innovative millimeter-wave drilling systems to access deep geothermal heat. Founded in 2018, the company aims to overcome geographic limitations that currently restrict the utilization of geothermal energy. By repurposing existing fossil-fuel industrial assets, Quaise's technology enables the drilling of geothermal wells directly at operational power plants, facilitating a smoother transition to cleaner energy sources. This approach allows mining companies to collectively generate terawatts of clean power, rivaling the output of fossil fuels while achieving zero carbon emissions.

Kula Bio, Inc. is focused on developing innovative biological solutions for modern agriculture. Founded in 2018 and based in Somerville, Massachusetts, the company specializes in the production of organic biofertilizers using nitrogen-fixing microbes charged with renewable energy. By enhancing natural microbial processes, Kula Bio aims to create affordable and sustainable fertilization methods that enable farmers to increase their yields while promoting environmental stewardship. The company's approach seeks to disrupt traditional synthetic fertilizers, bridging the gap between effective agricultural practices and the responsible management of natural resources.

Moment Energy focuses on developing sustainable battery energy storage systems that repurpose retired electric vehicle batteries. The company aims to enhance energy reliability for off-grid areas and address peak demand in on-grid locations. By utilizing these repurposed batteries, Moment Energy provides clean, reliable, and cost-effective energy storage solutions, making renewable energy more accessible for both off-grid and industrial customers.

Kula Bio, Inc. is focused on developing innovative biological solutions for modern agriculture. Founded in 2018 and based in Somerville, Massachusetts, the company specializes in the production of organic biofertilizers using nitrogen-fixing microbes charged with renewable energy. By enhancing natural microbial processes, Kula Bio aims to create affordable and sustainable fertilization methods that enable farmers to increase their yields while promoting environmental stewardship. The company's approach seeks to disrupt traditional synthetic fertilizers, bridging the gap between effective agricultural practices and the responsible management of natural resources.

Noon Energy is a company based in Palo Alto, California, focused on developing innovative flow battery technology for long-duration energy storage. Founded in 2018, the company aims to make intermittent renewable energy sources, such as solar and wind, more reliable by providing on-demand power. Its rechargeable battery utilizes low-cost energy storage media that separates energy and power capacity, enabling efficient long-duration storage without the need for mining precious metals. This approach supports the scaling of renewable electricity supplies, thereby reducing reliance on fossil fuels, minimizing pollution, and lowering emissions.

Amogy is a company dedicated to creating carbon-free energy solutions for hard-to-abate sectors such as maritime, power generation, and heavy industry. The company's patented ammonia cracking technology effectively splits liquid ammonia to produce electrical power in combination with hydrogen fuel cells. This innovative approach not only enhances energy density but also offers a renewable fuel source that operates with zero carbon emissions, making it a cost-effective option for the transportation industry. By focusing on these advanced technologies, Amogy aims to facilitate emission-free mobility applications, contributing to the broader goal of decarbonization in various industries.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

Quaise is an energy company based in Cambridge, Massachusetts, focused on developing innovative millimeter-wave drilling systems to access deep geothermal heat. Founded in 2018, the company aims to overcome geographic limitations that currently restrict the utilization of geothermal energy. By repurposing existing fossil-fuel industrial assets, Quaise's technology enables the drilling of geothermal wells directly at operational power plants, facilitating a smoother transition to cleaner energy sources. This approach allows mining companies to collectively generate terawatts of clean power, rivaling the output of fossil fuels while achieving zero carbon emissions.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.

Dandelion Energy, Inc. is a Palo Alto, California-based company founded in 2017 that specializes in affordable geothermal heating and cooling solutions. The company replaces traditional air conditioning and heating systems with an innovative home geothermal system that utilizes a powerful heat pump and underground pipes to transfer heat between the earth and the residence. This system is designed to harness thermal energy from below the earth's surface to regulate indoor temperatures and provide hot water, allowing homeowners to transition from conventional heating fuels to a more sustainable geothermal alternative. Dandelion Energy is committed to making renewable heating and cooling accessible and cost-effective for homeowners.