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Head to head · Summer 2026

Isengard Industries Inc vs Earendil Robotics

These two are the closest comparable companies on file from Summer 2026 — 30 people against 7.

Both work in swarm robotics, and both were admitted in the same Y Combinator batch. Of the companies in that batch these two overlap most on what they build, and are closest in size — which is what puts them side by side here.

30 people

Mass-produced AI strike systems and Counter-UAS

the record ↗

vs
7 people

Drone swarm defence at a small-unit level

the record ↗

Isengard Industries Inc lists 23 more people on its directory entry and Isengard Industries Inc was listed 14 days earlier.

RankCompanyScore Team sizeListedFounders namedTech signals
1Earendil Roboticsleads757 people · 95th pctadds 402026-07-09 · 64d agoadds 122adds 183adds 5
2Isengard Industries Inc7230 people · 100th pctadds 422026-06-25 · 78d agoadds 122adds 180adds 0

A score out of 100 comparing what each company's record shows for team size within its batch, listing recency, founders named and tech-stack signals.

  • Team size within its batchup to 42
  • Listing recencyup to 25
  • Founders namedup to 25
  • Tech-stack signalsup to 8
  • 75 and up
  • 55 to 74
  • 35 to 54
  • under 35
MeasureIsengard Industries IncEarendil Robotics
BatchSummer 2026Summer 2026
Team size307
StageEarlyEarly
StatusActiveActive
IndustryIndustrialsIndustrials
SectorsArtificial Intelligence, Swarm Robotics, Unmanned VehicleDrones, Swarm Robotics, AR
BasedSan FranciscoSan Francisco
Year founded20262025
Open roles00
Founders22

The full profile

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Both profiles in full: Isengard Industries Inc · Earendil Robotics.

Both sides are read from the Y Combinator directory — Isengard Industries Inc and Earendil Robotics. Both sites were read directly on the date shown — Isengard Industries Inc and Earendil Robotics.