Hop Aero

YC S26 · Active · Rocket cargo delivery to contested environments

Competitors

Companies closest to Hop Aero
Company	Category	Status	Program
Earendil RoboticsShared: contested environment, deliver, defenseActiveOther	Other	Active	YCS26
Sortie CargoShared: cargo vehicle, point, speedNot statedOther	Other	Not stated	Plug and Play

Adjacent

Companies next to Hop Aero
Company	Category	Status	Program
Seeing SystemsShared: contested, environment, defenseActiveAI	AI	Active	YCW26
DeepnightShared: building, defenseActiveAI	AI	Active	YCW24
Hermes RoboticsShared: vehicle, defenseActiveOther	Other	Active	YCW21
GUILDShared: deliver, defenseActiveAI	AI	Active	YCS26
IcarusShared: fly, deliver, buildingActiveOther	Other	Active	YCF25

Also from S26

All of S26

Company	Category	Status
6thSenseNervous System for Physical AIActiveAI	AI	Active
83 SciencesAI-native materials discovery powered by unpublished experimental dataActiveAI	AI	Active
Agency Tool CompanyReliable infrastructure to build, deploy and manage real-world robots.ActiveDevtools	Devtools	Active
Agentcardcards for AI agentsActiveAI	AI	Active
Agnost AIWe find where AI agents fail, then train better models to run them.ActiveAI, Data, Devtools	AI, Data, Devtools	Active
Akon LabsDatabricks for Enterprise CodebasesActiveAI	AI	Active

About Hop Aero

Hop Aero is building rocket cargo vehicles that deliver to contested environments hundreds of miles away in minutes. Our rockets fly point-to-point into the most austere locations at hypersonic speeds. Hop Aero's goal is to provide the U.S. and allies the asymmetric advantage that deters a future major conflict.

YC batch: S26 · Summer 2026
Status, per YC: Active
Category: Other
Team size: 6
Location: Los Angeles, CA, USA
Checked: 35m ago

Hop Aero in S26: 231 companies, 88% AI

Hop Aero: questions

Which YC batch was Hop Aero in?

Hop Aero was in Y Combinator's Summer 2026 batch (S26).

Is Hop Aero still active?

Y Combinator lists Hop Aero as active.

Where is Hop Aero based?

Hop Aero lists Los Angeles, CA, USA as its location on YC's directory.

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