TL;DR: If you are replacing HEO Robotics, the closest options are Farcast, Boost Biomes, General Astronautics. The table below compares 12 alternatives on what they do, stage, size and status.
Every alternative below is compared on what it actually does, not just its category — so you can see which one genuinely replaces HEO Robotics (YC Summer 2021).
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The three closest alternatives to HEO Robotics are:
| Alternative | What it does | Stage | Team | Status |
|---|---|---|---|---|
| Farcast | We build advanced satcom user terminals | YC Winter 2020 | 12 | Active |
| Boost Biomes | — | YC Summer 2019 | 12 | Inactive |
| General Astronautics | Robotics for Space R&D | YC Winter 2026 | 2 | Active |
| ThereCraft | — | YC Summer 2017 | 1 | Active |
| Inversion Space | Turning space into a transportation layer for Earth | YC Summer 2021 | 28 | Active |
| Ares Industries | Building low-cost cruise missiles | YC Summer 2024 | 2 | Active |
| EPIC AEROSPACE | Last-mile delivery for satellites. | YC Summer 2019 | 14 | Active |
| Efference | — | YC Fall 2025 | 12 | Active |
| Maquoketa Research | The intelligence layer for drones | YC Spring 2026 | 5 | Active |
| 6thSense | Nervous System for Physical AI | YC Summer 2026 | 4 | Active |
| Arc | aerial videography | YC Summer 2012 | 2 | Inactive |
| Daedalus | AWS for precision manufacturing | YC Winter 2020 | 7 | Active |
It depends on your size. Farcast is the closest match on what HEO Robotics actually does. If you need something more established, sort the table by team size — larger teams generally mean more support and a longer track record. If budget is the constraint, the earlier-batch companies are usually the ones still competing on price.
HEO Robotics is still operating, so switching is a choice rather than a forced migration. Compare on fit and price rather than urgency.
Every company here is Y Combinator-backed and was matched to HEO Robotics on what it actually does — its own description of its product — rather than on a broad category label. Batch, team size and operating status come from the YC directory and are shown as-is. We do not rank by payment.
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