Active companies
Companies their accelerator lists as active, or whose site is alive. 17,199 companies.
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Birch Biosciences We recycle plastic using engineered enzymes | Climate and energyenzymatic plastic recycling | Y CombinatorS22 | Active | checked 2026-08-23 |
| MaverickX Engineering the future of chemistry for natural resource extraction | Climate and energychemical extraction optimization | Y CombinatorS22 | Active | checked 2026-08-23 |
| PacesAI Agentic AI for Power Projects and AI Infrastructure | Climate and energyAI agents for renewable energy infrastructure | Y CombinatorS22 | Active | checked 2026-08-23 |
| Voltic Electric cargo ships | Climate and energyelectric cargo ships | Y CombinatorS22 | Active | checked 2026-08-24 |
| Wand Solar We enable landlords to generate income from solar panels. | Climate and energySolar revenue for rental properties | Y CombinatorS22 | Active | checked 2026-08-23 |
| Sustainfi Developer of carbon project finance platform designed to connect investors who want to invest sustainably with the products and services. The company's platform makes environmental, social, and governance (ESG) and sustainable investing simple to understand, enabling investors to find investments that will do well in the climate transition, and companies with strong environmental, social, or governance scores | Climate and energycarbon finance platform for sustainable investing | 500 Global | Active | checked 2026-08-24 |
| AirMyne Building systems to remove carbon dioxide from air at industrial scale | Climate and energyindustrial carbon dioxide capture | Y CombinatorW22 | Active | checked 2026-08-24 |
| Alga Biosciences We stop cows from burping methane. | Climate and energymethane reduction for livestock | Y CombinatorW22 | Active | checked 2026-08-23 |
| Axross Pte LtdAI AI-driven HVAC control system for improved energy performance | Climate and energyAI-optimized HVAC control for manufacturers | Y CombinatorW22 | Active | checked 2026-08-24 |
| Carbon Crusher We make carbon negative roads | Climate and energycarbon removal construction materials | Y CombinatorW22 | Inactive | checked 2026-08-17 |
| Nira Energy Software to find the best sites for renewables on the electrical grid | Climate and energyRenewable grid interconnection planning software | Y CombinatorW22 | Active | checked 2026-08-23 |
| Perl Street Financing the next-generation of infrastructure projects | Climate and energyInfrastructure financing platform | Y CombinatorW22 | Active | checked 2026-08-23 |
| Phase Biolabs We make carbon negative chemicals from CO2 using fermentation | Climate and energycarbon negative chemicals from CO2 | Y CombinatorW22 | Active | checked 2026-08-23 |
| Posh Rapidly deployable energy solutions for modern commercial and… | Climate and energyDeployable energy storage for data centers | Y CombinatorW22 | Active | checked 2026-08-23 |
| Seabound Carbon capture equipment for ships | Climate and energymarine carbon capture technology | Y CombinatorW22 | Active | checked 2026-08-23 |
| SmartHelioAI Software to prevent downtime in a solar plant | Climate and energysolar plant predictive maintenance | Y CombinatorW22 | Active | checked 2026-08-24 |
| Unravel Carbon Enterprise software for companies to track & reduce their carbon… | Climate and energyenterprise carbon tracking and supply chain | Y CombinatorW22 | Active | checked 2026-08-23 |
| Atomis Atomis Inc. | 株式会社Atomis(アトミス)は、多孔性金属錯体(MOF)技術を用いて、気体の新しい可能性を探求する企業です。 | Climate and energyAdvanced materials for gas separation | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Augurisk Augurisk: Explore Disaster and Crime risk in the US | Climate and energydisaster risk assessment | TechstarsTS 2022 | Active | checked 2026-08-23 |
| BioEsol BioEsol, The future of energy is green - Our commitment to renewable energy | Climate and energyBattery energy storage systems | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Bioledger BioLedger | Climate and energyOil and gas software | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Boldr Buy Energy Saving Home Climate Products - Boldr | Climate and energySmart energy-saving home climate devices | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Cargar | Climate and energyEV charging infrastructure | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Climatize Impact Investing in Clean Energy | Climatize Earth | Climate and energyrenewable energy investment platform | TechstarsTS 2022 | Active | checked 2026-08-23 |
| ECO2GROWAI Die optimale Strombeschaffung für den Mittelstand | Climate and energyElectricity procurement optimization SMBs | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Ecolytics Ecolytics | Impact Intelligence | Climate and energyCorporate sustainability impact analytics | TechstarsTS 2022 | Active | checked 2026-08-23 |
| egreen | Climate and energyCO2 emissions blockchain registry | TechstarsTS 2022 | Active | checked 2026-08-23 |
| ElectricFish Battery-Integrated EV Fast Chargers for Gas Stations | ElectricFish | Climate and energyEV charging microgrid infrastructure | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Energy Shift Energy Shift | Climate and energyrenewable energy investment platform | TechstarsTS 2022 | Active | checked 2026-08-23 |
| EneryieldAI AI Fault Prediction & Analytics for Power Grids | Eneryield | Climate and energyAI grid fault prediction | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Farm Holdings | Climate and energyfarmland regeneration investment | TechstarsTS 2022 | Active | checked 2026-08-23 |
| FINDS HOME - FINDS | Climate and energySustainability analytics for home efficiency | TechstarsTS 2022 | Active | checked 2026-08-23 |
| FLUIXAI FLUIX AI Data Center Cooling Automation | Climate and energyAI-powered data center cooling | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Gammanics NDB - Nuclear Dynamics & Beyound | Nano Diamond Battery | Revolutionary Energy Technology | Climate and energynuclear diamond battery technology | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Haylon Technologies Haylon Technologies | Climate and energyBattery management systems | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Hive PowerAI Hive Power - Energy, made smart | Climate and energyAI grid optimization and EV charging | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Hydroquo+ Hydroquo+ | Climate and energywater management and sustainability | TechstarsTS 2022 | Inactive | 2026-08-23 |
| Impact Bytes Impactbytes - Sustainability Data for Ecommerce | Climate and energySustainability data for ecommerce | TechstarsTS 2022 | Active | checked 2026-08-23 |
| InstinctAI Instinct Environmental — Real-Time Wildlife Monitoring | Climate and energyAI-powered wildlife acoustic monitoring | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Iroko Analytics Iroko Analytics - Saving Africa's rainforest | Climate and energyCarbon and biodiversity offset projects | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Kumulus Kumulus Water | We Make Water from Air | Climate and energyAtmospheric water generation hardware | TechstarsTS 2022 | Active | checked 2026-08-23 |
| MeterLeader Let's Save Energy Together | MeterLeader | Climate and energyenergy consumption gamification | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Outlander Materials Outlander Materials | Engineering Microbial nanocellulose | Climate and energysustainable materials science | TechstarsTS 2022 | Active | checked 2026-08-23 |
| RegoAI Rego — AI-Powered Waste Audits | Climate and energyAI waste management and sustainability | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Riverse Carbon credits, backed by science and engineering. | Climate and energycarbon credit issuance and verification | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Silvis Materials Silvis Materials | Climate and energybio-based adhesives manufacturing | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Solar Unsoiled Solar Unsoiled - Fleet-wide, Proactive Soiling Mitigation | Climate and energysolar performance optimization | TechstarsTS 2022 | Active | checked 2026-08-23 |
| SustainSoft SustainSoft | Solution Leader RSE & ESG en France | Climate and energyESG compliance and carbon reporting | TechstarsTS 2022 | Active | checked 2026-08-23 |
| TerraWaste | Climate and energychemical waste recycling and carbon offsets | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Voltaage.ioAI Voltaage - AI for Electric Mobility | Climate and energyEV infrastructure optimization AI | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Volteum Volteum | Fleet Electrification & EV Fleet Management Software | Climate and energyEV fleet management software | TechstarsTS 2022 | Active | checked 2026-08-23 |
| WatersonAI Main - Waterson | Climate and energyIoT climate monitoring and optimization | TechstarsTS 2022 | Active | checked 2026-08-23 |
| WhyGrene WhyGrene | Climate and energydistributed energy resource management | TechstarsTS 2022 | Active | checked 2026-08-23 |
| Wikimove wikimove: sustainable mobility for cities and transportation associations | Climate and energysustainable urban mobility platform | TechstarsTS 2022 | Active | checked 2026-08-23 |
| AltotechAI Operator of an energy management platform intended to help hotel and building owners to manage their energy consumption. The company's platform helps to reduce the use of energy by automatically adjusting the temperature, mode, and operation of the air conditioning system and also helps in collecting electricity usage data for analysis and processing, enabling hotels to save money on their electricity bills, be more energy efficient, and at the end disrupt the hospitality and energy sectors with artificial intelligence. | Climate and energyAI-powered HVAC optimization for buildings | 500 Global | Active, new domain | 2026-08-23 |
| Abatable Carbon markets platform and solutions | Climate and energyCarbon offset procurement platform | Y CombinatorS21 | Active | checked 2026-08-23 |
| BLUUMBIO We make bacteria and plants that clean up pollution. | Climate and energybiotech pollution remediation | Y CombinatorS21 | Active | checked 2026-08-23 |
| Carbonfact Decarbonizing the fashion industry | Climate and energyfashion supply chain carbon tracking | Y CombinatorS21 | Active | checked 2026-08-23 |
| Coulomb AIAI Battery Observability Platform for Electric Vehicles | Climate and energyAI battery management for EVs | Y CombinatorS21 | Active | checked 2026-08-23 |
| Enerjazz Making electric vehicle batteries affordable | Climate and energyEV battery swapping infrastructure | Y CombinatorS21 | Active | checked 2026-08-24 |
| HeyCharge Low-cost, high-scale EV charging platform for apartments (and more). | Climate and energyEV charging infrastructure for multifamily | Y CombinatorS21 | Active | checked 2026-08-23 |
| Phykos Growing seaweed to stabilize the climate. | Climate and energyseaweed-based carbon capture | Y CombinatorS21 | Site unreachable | checked 2026-08-17 |
| Planet A Foods Building the next generation food ingredient champion. | Climate and energysustainable food ingredients via fermentation | Y CombinatorS21 | Active | checked 2026-08-23 |
| Waterplan Water risk mitigation for industrial sites | Climate and energyWater risk assessment for industry | Y CombinatorS21 | Active | checked 2026-08-23 |
| Enode Energy Orchestration Platform | Climate and energyhome energy coordination and grid orchestration platform | Y CombinatorW21 | Active | checked 2026-08-23 |
| Gridware Protecting the grid today, preparing the grid for tomorrow | Climate and energyGrid monitoring and outage detection hardware | Y CombinatorW21 | Active | checked 2026-08-23 |
| Remora Carbon capture for vehicles | Climate and energycarbon capture from vehicle exhaust | Y CombinatorW21 | Active | checked 2026-08-23 |
| AC Biode AC Biode – CHEMICAL TECHNOLOGY FROM LUXEMBOURG & JAPAN | Climate and energychemical technology for cleantech | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Accelerate Wind Accelerate Wind | Climate and energyWind energy optimization | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Aclymate Aclymate — Carbon Accounting, Sustainability Reporting & Certifications | Climate and energycarbon accounting and sustainability reporting | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Acoustic Innovations SHOWTIRE! – モビリノサービス SHOWTIRE!は、世界初のタイヤ制振サービスを専門とするタイヤショップです。 モビリノサービス SHOWTIRE! | Climate and energytire vibration damping for vehicles | TechstarsTS 2021 | Active | checked 2026-08-23 |
| AlgenAir AlgenAir | Climate and energyIndoor air purification with algae | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Benchmark LabsAI Benchmark Labs -- Micro-Climate AI Weather Forecasting Solutions | Climate and energyAI weather forecasting for agriculture and energy | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Carbon Analytics CarbonAnalytics - AI-Enhanced Carbon Accounting Platform | Climate and energyAI-enhanced carbon accounting | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Climatescape Climatescape | Climate and energyclimate solutions directory and discovery | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Cnergreen Home - Cnergreen - Clean and Efficient Hydrocarbon Production | Climate and energylow-carbon hydrocarbon production | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Cognittiv RZX Tecnologia | Climate and energyOil and gas infrastructure optimization | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Dispatch Goods Dispatch Goods - Learn about reusable packaging solutions | Climate and energyreusable packaging solutions | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Ecolectro Ecolectro | Unleashing the Green Hydrogen Revolution | Climate and energyGreen hydrogen production technology | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Evercity Evercity Platform | Climate and energyGreen debt and carbon origination | TechstarsTS 2021 | Active | checked 2026-08-23 |
| f3nice f3nice - Rethinking Materials for a Circular Future | Climate and energysustainable materials and circular manufacturing | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Fast Space Fast Space inc. | Climate and energyspace-based climate infrastructure | TechstarsTS 2021 | Active | checked 2026-08-23 |
| GeoluminaAI Geolumina – The Future Is Here | Climate and energyAI subsurface monitoring for oil and gas | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Hyperion Global Energy Hyperion Global Energy | Climate and energyEnergy infrastructure and solutions | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Kyoto Fusioneering FUSION for the FUTURE | Kyoto Fusioneering | Climate and energyFusion energy technology | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Latitudo40AI Empower Sustainable Growth with AI-Driven Satellite Insights | Latitudo 40 | Climate and energysatellite data for climate and urban planning | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Noteworthy AIAI Noteworthy AI - Routine fleet operations. Extraordinary grid insights. | Climate and energygrid infrastructure monitoring via AI | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Ocean Access Ocean Access – Submersible communication buoy for remote underwater monitoring | Climate and energyunderwater monitoring hardware | TechstarsTS 2021 | Active | checked 2026-08-23 |
| PJP Eye LTD. PJP Eye LTD. | Climate and energysustainable energy solutions | TechstarsTS 2021 | Active | checked 2026-08-23 |
| SanChip Home en - Sanchip | Climate and energyAI-powered oil asset optimization | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Simplifyber Simplifyber | Climate and energyClean energy optimization | TechstarsTS 2021 | Active | checked 2026-08-23 |
| SunairioAI Home - Sunairio | Climate and energyAI infrastructure for renewable energy | TechstarsTS 2021 | Active | checked 2026-08-23 |
| VORTEX BLADELESS Vortex Bladeless | Innovative Wind Power | Climate and energybladeless wind energy technology | TechstarsTS 2021 | Active | checked 2026-08-23 |
| Ecocart Developer of sustainable shopping applications designed to make fighting climate change simple, cost-effective and accessible. The company's application calculates and eliminates the carbon footprint of online orders, pops a notification about participating stores and provides points that can be redeemed for gift cards or to make an important impact on the planet, enabling e-commerce brands and consumers to offset the environmental repercussions of their orders while shopping at their favorite stores. | Climate and energye-commerce carbon offsetting | 500 Global500G GA 27 | Active | checked 2026-08-23 |
| CarbonChain We help companies automate the accounting of their carbon emissions | Climate and energycarbon emissions accounting SaaS | Y CombinatorS20 | Active | checked 2026-08-23 |
| Minimum Helping corporates achieve Net Zero through tech solutions. | Climate and energyCarbon accounting and emissions reduction | Y CombinatorS20 | Active | checked 2026-08-23 |
| Statiq. India's Largest EV charging network | Climate and energyEV charging network marketplace | Y CombinatorS20 | Active | checked 2026-08-23 |
| Zitara Technologies, Inc. Predictive battery management software for electrified fleets | Climate and energyBattery management software for fleets | Y CombinatorS20 | Active | checked 2026-08-23 |
| Genecis Bio Makes guilt-free plastics from food waste | Climate and energyBioplastic manufacturing from waste | Y CombinatorW20 | Active | checked 2026-08-23 |
| Living Carbon maximizing biomass on low quality land | Climate and energyregenerative biomass and soil restoration | Y CombinatorW20 | Active | checked 2026-08-23 |