Epirus
Builds Leonidas, a solid-state, software-defined high-power microwave system that disables drone swarms and electronics.
Patriot air defense radar forward deployed in Poland, 2019. Photo: U.S. Army 10th AAMDC photo by Sgt. 1st Class Christopher Smith, Public domain (PD-USGov-Military-Army).
Funding history
| Date | Round | Amount |
|---|---|---|
| Mar 2025 | Series D | $250M |
Why it matters
$43.5M Army RCCTO contract for two IFPC-HPM Generation II systems (July 2025); Leonidas selected for a Department of War directed energy pilot program (October 2026).
Is Epirus publicly traded?
Epirus is privately held as of November 14, 2026: there is no ticker and no announced IPO. Shares are not available on public exchanges.
Information only, not investment advice.
Key figures confirmed by multiple sourcesLast verified November 14, 2026
Epirus: key questions
What does Epirus do?
Builds Leonidas, a solid-state, software-defined high-power microwave system that disables drone swarms and electronics.
What does Epirus make?
Products named by Epirus include Leonidas.
Where is Epirus based?
Epirus is headquartered in Torrance, California. It was founded in 2018.
How much funding has Epirus raised?
Total funding is >$550M, based on announced and reported rounds. Latest round: Series D, $250M, Mar 2025.
Who are Epirus' investors?
Notable investors include 8VC, Washington Harbour Partners.
Is Epirus publicly traded?
Epirus is privately held as of November 14, 2026: there is no ticker and no announced IPO. Shares are not available on public exchanges.
Can you buy Epirus stock?
Not on a public exchange: Epirus is a private company. Shares of private companies change hands only in private transactions open to accredited investors, when the company allows it. This is not investment advice.
Sources
- epirusinc.com/press-releases/epirus-receives-43-million-contract-from-u-s-army-for-ifpc-hp
- builtin.com/articles/epirus-raises-250m-series-d-20250307
Figures come from company announcements, government sources and press reports. Spot an error? Send a correction. Nothing here is investment advice.
Similar companies
More electronic warfare companiesAurelius Systems
San Francisco, CaliforniaBuilds Archimedes, a lightweight high-energy laser turret combining machine vision and radar to shoot down drones, with operations in San Francisco and Detroit.
CX2
El Segundo, CaliforniaBuilds software-defined electronic warfare hardware and software, including the Wraith airborne EW platform, to contest the electromagnetic spectrum.
Distributed Spectrum
New York, New YorkBuilds low-cost AI radio-frequency sensors and software that detect, classify and locate signals such as jammers and drone links across wide areas.