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14,448 startups · 29 programs

Astro

Active · Power-ready land for AI data centers

WebsiteYC profile

Why it ranks

How the rank works
4signal of 100 · rising 2
  • went through YCProgram · this site+4

A sum of public facts, not a judgement and not investment advice.

Competitors

AIVoxel EnergyShared: data center, renewable energy, solar powerYC W26Startup →OtherNira EnergyShared: renewable energy, solar power, climatetechYC W22RemoteStartup →AIAtmetoShared: climatetech, energy, powerYC W23Los AngelesStartup →AILiquid EnergyShared: data center, solar power, energyYC F26WaterlooStartup →OtherNODI EnergyShared: data center, energy, powerYC X25LondonStartup →OtherEmerald AIShared: data center, power, gridStartup →OtherCrusoeShared: data centerStartup →
Companies closest to Astro
Company
Voxel EnergyShared: data center, renewable energy, solar powerYC W26ActiveAI
Nira EnergyShared: renewable energy, solar power, climatetechYC W22ActiveOther
AtmetoShared: climatetech, energy, powerYC W23ActiveAI
Liquid EnergyShared: data center, solar power, energyYC F26ActiveAI
NODI EnergyShared: data center, energy, powerYC X25ActiveOther
Emerald AInot in a program hereShared: data center, power, gridElsewhereOther
Crusoenot in a program hereShared: data centerElsewhereOther

Adjacent

AIMarengoShared: data center, energyYC S26San FranciscoStartup →OtherAtomarineShared: data center, energy, landYC S26San FranciscoStartup →AIViraj AeroShared: data center, energy, powerYC F26Startup →AINetworkOceanShared: data center, climatetech, powerYC S24San FranciscoStartup →OtherEnkelShared: power marketAntler 2024DenmarkStartup →
Companies next to Astro
Company
MarengoShared: data center, energyYC S26ActiveAI
AtomarineShared: data center, energy, landYC S26ActiveOther
Viraj AeroShared: data center, energy, powerYC F26ActiveAI
NetworkOceanShared: data center, climatetech, powerYC S24ActiveAI, Devtools
EnkelShared: power marketAntler 2024 +1Not statedOther

Also from W25 in AI

All of W25
AIDartboardAI-native remote operations center for hardware fleetsYC W25San FranciscoStartup →AIRevise RoboticsAutomating refurbishment of $1T in consumer electronicsYC W25New York CityStartup →AI.WaveInference for real-time AIYC W25ParisStartup →AI10xAI Sales Teams for Dental PracticesYC W25San FranciscoStartup →AIa0.devWe make mobile apps using AI.YC W25San FranciscoStartup →AIA1Zap by A1BaseThe social network layer for AI appsYC W25San FranciscoStartup →
Company
DartboardAI-native remote operations center for hardware fleetsteam of 2ActiveAI
Revise RoboticsAutomating refurbishment of $1T in consumer electronicsteam of 3hiringActiveAI
.WaveInference for real-time AIteam of 2ActiveAI, Devtools
10xAI Sales Teams for Dental Practicesteam of 3hiringActiveAI, Data
a0.devWe make mobile apps using AI.team of 3hiringActiveAI, Devtools
A1Zap by A1BaseThe social network layer for AI appsteam of 2ActiveAI, Devtools

Founders

  • Alex FusterFounder/CEO

About Astro

Astro develops power-ready land for AI data centers. Power is now the bottleneck for new data centers, and Astro’s models find the sites that have it. Founder Alex Fuster traded grid congestion at Citadel across US power markets, predicting where the grid would run out of room.

YC batch
W25 · Winter 2025
Status, per YC
Active
Category
AI
Team size
1
Location
New York City, NY, USA
Founded
2024
Checked
7h ago

YC tags: Solar Power, Energy, Renewable Energy, ClimateTech, AI

Changes seen

One-linerOct 12, 2026

Rewrote its one-liner; it read "The world’s first AI energy developer"

Source ↗

Astro in W25: 166 companies, 84% AI

LinkedIn

Astro: questions

Which YC batch was Astro in?

Astro was in Y Combinator's Winter 2025 batch (W25).

Is Astro still active?

Y Combinator lists Astro as active.

Who founded Astro?

Astro's founders, as listed on its YC page: Alex Fuster (Founder/CEO).

Where is Astro based?

Astro lists New York City, NY, USA as its location on YC's directory.