 Nuum RoboticsSnake-like robots for maintenance inside machinery.YC W27·Active·Other | Other | Active | YCW27 |
 Aikido TechnologiesClean marine AI datacentersteam of 5YC F26·Active·AI, Devtools | AI, Devtools | Active | YCF26 |
 AilitElectrifying North American freight rail with swappable batteries.team of 6YC F26·Active·AI | AI | Active | YCF26 |
 Applied KineticsAI-native manufacturing for data center and energy projectsteam of 2YC F26·Active·AI | AI | Active | YCF26 |
 EvardiAgents that engineer the grid edgeteam of 4YC F26·Active·AI | AI | Active | YCF26 |
 KanopyComputer vision operating layer for physical infrastructureteam of 2YC F26·Active·AI | AI | Active | YCF26 |
 Liquid EnergySelf contained solar-powered AI inference modules: the NanoDCteam of 5YC F26·Active·AI | AI | Active | YCF26 |
 PrimordiantEmbodied Scientific Intelligenceteam of 3YC F26·Active·AI | AI | Active | YCF26 |
 RyhlaFaster power grid connection for your projectsteam of 2YC F26·Active·Devtools | Devtools | Active | YCF26 |
 TalosPredictive maintenance for power infrastructure.team of 3YC F26·Active·AI | AI | Active | YCF26 |
 Viraj AeroNext generation gas turbines for data centers & aviationYC F26·Active·AI | AI | Active | YCF26 |
 AtomarineFloating nuclear powered data centers at sea.team of 2YC S26·Active·Other | Other | Active | YCS26 |
 EdviroAI That Operates Energy Infrastructureteam of 2hiringYC S26·Active·AI, Devtools | AI, Devtools | Active | YCS26 |
 Ethos Space ResourcesWe make silicon on the Moon, to power everything in space.team of 2YC S26·Active·Other | Other | Active | YCS26 |
 Libra RoboticsThe robot workforce for infrastructure of the AI erateam of 2YC S26·Active·AI | AI | Active | YCS26 |
 MaingenSimulating Agents Running Industrial Companiesteam of 2YC S26·Active·AI, Data | AI, Data | Active | YCS26 |
 MarengoAI-Native Engineering Firm designing Data Centersteam of 2YC S26·Active·AI | AI | Active | YCS26 |
 Salem Robotics IncDeploying robots to replace workers in hazardous spacesteam of 2YC S26·Active·Other | Other | Active | YCS26 |
 ShieldedWe help Fortune 500 companies hedge their supply chain riskYC S26·Active·Devtools | Devtools | Active | YCS26 |
 TorusSuperintelligence for Infrastructureteam of 8hiringYC S26·Active·AI | AI | Active | YCS26 |
 Lattice EnergyPutting power plants in the sky, to get electricity anywhere on the planet in days, instead of years.EF 2026·Not stated·Other | Other | Not stated | EF2026 |
 AernataMaking clean fuels out of CO2.team of 2YC X26·Active·Other | Other | Active | YCX26 |
 Voxel EnergyEnergy independent data centers with solar and repurposed batteries.team of 3YC W26·Active·AI | AI | Active | YCW26 |
 NODI EnergyDistributed energy infrastructure unlocking grid power to data centersteam of 2YC X25·Active·Other | Other | Active | YCX25 |
 AstroPower-ready land for AI data centersYC W25·Active·AI | AI | Active | YCW25 |
 DartboardAI-native remote operations center for hardware fleetsteam of 2YC W25·Active·AI | AI | Active | YCW25 |
 Maritime FusionFusion reactors for shipsteam of 6hiringYC W25·Active·Other | Other | Active | YCW25 |
 CuroElectric fleets park and charge anywhere with Curoteam of 10acquiredYC F24·Acquired·Other | Other | Acquired | YCF24 |
 PlumeRenewable infrastructure deployment at scale.team of 9YC S24·Active·AI | AI | Active | YCS24 |
 RewbiWe build data centers 10x fasterteam of 4YC S24·Active·Devtools | Devtools | Active | YCS24 |
 SilurianFoundation models to simulate Earth, starting with weather.team of 63 programsYC S24 +2·Active·AI | AI | Active | YC +2S24 |
 SparkAI-powered workflows for energy infrastructureteam of 53 programsYC W24 +2·Active·AI | AI | Active | YC +2W24 |
 diliAutomating Compliance for Constructionteam of 15led by KhoslaYC S23·Active·AI | AI | Active | YCS23 |
 HyLightUnmanned airships for inspecting our critical assetsteam of 373 programsYC S23 +2·Active·Other | Other | Active | YC +2S23 |
 Orbio EarthTracking methane emissions with satellitesteam of 6YC S23·Active·AI, Data | AI, Data | Active | YCS23 |
 In Charge OneDeveloper of EV charging infrastructure intended to provide an alternative energy source.500 Global 2023·Not stated·Other | Other | Not stated | 500 Global2023 |
 PurismEVOperator of an AI energy efficiency company intended to improve motor and battery efficiency based on driving patterns.500 Global GA 34·Not stated·AI | AI | Not stated | 500 GlobalGA 34 |
 Swift ChargeDeveloper of an EV charging technology designed to tackle the electrical grid infrastructure problems.2 programs500 Global 2023 +1·Not stated·Other | Other | Not stated | 500 Global +12023 |
 AtmetoBuilding a frontier world model for powerteam of 2YC W23·Active·AI | AI | Active | YCW23 |
 EvolySmart electric & water meters as a serviceteam of 4YC S22·Active·Other | Other | Active | YCS22 |
| JEJasmine EnergyClaim solar incentives with AIteam of 5YC S22·Inactive·AI | AI | Inactive | YCS22 |
 MaverickXEngineering the future of chemistry for natural resource extractionteam of 30YC S22·Active·Other | Other | Active | YCS22 |
 PacesAgentic AI for Power Projects and AI Infrastructureteam of 48hiringYC S22·Active·AI | AI | Active | YCS22 |
 Beyond AeroFirst electric business aircraft designed for hydrogen propulsionteam of 80YC W22·Active·Other | Other | Active | YCW22 |
 EmobiA single point integration for secure and automated EV charging.team of 9YC W22·Active·AI, Devtools | AI, Devtools | Active | YCW22 |
 Nira EnergySoftware to find the best sites for renewables on the electrical gridteam of 20hiringYC W22·Active·Other | Other | Active | YCW22 |
 PelmPlaid for utilitiesteam of 5YC W22·Inactive·Devtools | Devtools | Inactive | YCW22 |
 EndlaSoftware that increases the value of oil & gas wellsteam of 8YC S21·Active·Data, Devtools | Data, Devtools | Active | YCS21 |
 FerveretNuclear-inspired cooling that turns wasted power into more AI computeteam of 16YC S21·Active·AI | AI | Active | YCS21 |
 AltotechOperator of an energy management platform intended to help hotel and building owners to manage their energy consumption.500 Global 2021·Not stated·AI | AI | Not stated | 500 Global2021 |
 AurabeatProviding clean, safe, virus free air for homes, buildings and carsteam of 12YC W21·Active·Other | Other | Active | YCW21 |
 EnodeEnergy Orchestration Platformteam of 70hiringYC W21·Active·Devtools | Devtools | Active | YCW21 |
 GridwareProtecting the grid today, preparing the grid for tomorrowteam of 125hiringYC W21·Active·Other | Other | Active | YCW21 |
 Moxion Power Co.Mobile Energy Storage Technologyteam of 380YC top companyYC W21·Inactive·Other | Other | Inactive | YCW21 |
 ShepherdModernizing commercial insuranceteam of 60hiringYC W21·Active·Other | Other | Active | YCW21 |
 PowerXAI powered sensors that save energy, water and emissionsteam of 20acquiredYC W20 +1·Acquired·AI | AI | Acquired | YC +1W20 |
 GaiascopeSaaS that helps renewables & energy storage operate more profitablyteam of 9acquiredYC S19·Acquired·Other | Other | Acquired | YCS19 |
 KrosslinkerDeveloper of a thermal insulation material designed to tackle the demanding challenges of cold-chain bio-pharmaceutical packaging.2 programs500 Global 2019 +1·Not stated·Other | Other | Not stated | 500 Global +12019 |
 NanoGrid Technologies, PBCProvider of an online platform intended to offer electrification through software intelligence for electric vehicle owners.The company's platform features centralized intelligence for distributed energy devices through benchmarking, prediction and improved performance, allowing customers to set up t500 Global GA 25·Not stated·Other | Other | Not stated | 500 GlobalGA 25 |
 RovilusDeveloper of battery technologies designed to accelerate the adoption of clean energy.500 Global GA 25·Not stated·Other | Other | Not stated | 500 GlobalGA 25 |
 Volt14Operator of an anode manufacturing company intended to develop ultra-high performance materials for Li-ion batteries.2 programs500 Global 2019 +1·Not stated·Other | Other | Not stated | 500 Global +12019 |
 Traverse TechnologiesAI driven professional engineering firmteam of 6YC W19·Inactive·AI | AI | Inactive | YCW19 |
 TENDERDAI Platform for Efficient and Sustainable Operationsteam of 60YC S18·Active·AI | AI | Active | YCS18 |
 SOLS EnergyProvider of solar energy products and services intended to promote the use of green energy.500 Global 2018·Not stated·Other | Other | Not stated | 500 Global2018 |
 AirthiumDecarbonized heat and power cheaper than fossil fuelsteam of 18YC S17·Active·Other | Other | Active | YCS17 |
 ValidereA carbon MRV solution for energy and hard-to-abate sectorsteam of 110YC S16·Active·Other | Other | Active | YCS16 |
 Yoshi MobilityMaking car ownership and management frictionless.team of 125YC S16·Active·Other | Other | Active | YCS16 |
 Ingu SolutionsManufacturer of pipers technology system intended for efficient and economical pipeline inspection solutions.500 Global GA 16·Not stated·Other | Other | Not stated | 500 GlobalGA 16 |
 MeshcraftsDeveloper of an EV charging platform intended to offer an open marketplace for electric vehicle charging.500 Global 2016·Not stated·Other | Other | Not stated | 500 Global2016 |
 Gecko RoboticsAI + Robotics for the Built Worldteam of 230hiringYC W16·Active·AI, Data | AI, Data | Active | YCW16 |
 MineralSoftData management platform for oil & gas assetsteam of 35acquiredYC W16·Acquired·Data | Data | Acquired | YCW16 |
 ReachLong range, wireless energy distribution that scalesteam of 45hiringYC S15·Active·Other | Other | Active | YCS15 |
 Reduced Energy MicrosystemsBuilding the lowest-power silicon for embedded deep learning and…team of 2YC S15·Inactive·AI | AI | Inactive | YCS15 |
 American Aerospace AdvisorsProvider of manned and unmanned aerial services focused on the oil and gas industry.500 Global 2015·Not stated·Other | Other | Not stated | 500 Global2015 |
 RhythmosDeveloper of an algorithmic system intended to optimize the entire electric mobility ecosystem.500 Global GA 12·Not stated·AI | AI | Not stated | 500 GlobalGA 12 |
 BuildScienceThe operating system for commercial buildings.YC W15·Active·Other | Other | Active | YCW15 |
 Helion EnergyBuilding the world's first fusion power plantteam of 150YC S14·Active·Other | Other | Active | YCS14 |
 OhmConnectProvider of a real-time energy monitoring platform designed to increase energy efficiency.500 Global 2014·Not stated·Other | Other | Not stated | 500 Global2014 |
Startupsby Glyph