Epirus

Epirus is a Counter-UAS & Directed Energy company founded in 2018 and based in Torrance, United States. It has raised $537.4M in total funding, most recently a Series D in 2025.

Epirus develops high-power microwave (HPM) directed energy weapons for drone defense and electronic warfare using solid-state, software-defined RF systems. Raised $200M Series C in Feb 2022; Leonidas HPM system deployed by Army and Air Force; testing counter-swarm capabilities for CENTCOM.

Leading the directed energy revolution with scalable, software-defined counter-UAS systems that defeat drone swarms at pennies per shot.

epirusinc.com Counter-UAS & Directed Energy

United Statesprivate

At a glance

Total raised

$537.4M

last round series d

Headcount

201-500

approximate · public range

Headquarters

Torrance

United States

Founded

2018

8 years active

Status

Private

Counter-UAS & Directed Energy

Patents on file

Funding history

Total raised

$537.4M

Rounds tracked

Latest stage

Series D

Date	Stage	Amount	Valuation	Lead investors
Mar 5, 2025	Series D	$250M	—	8VC, Washington Harbour Partners
Feb 15, 2022	Series C	$200M	$1.4B	T. Rowe Price

Epirus

At a glance

Funding history

In the news

Three exercises that pushed counter–UAS from prototype to proven

Watch

Leadership

Products

Leonidas

Leonidas H2O

Most recent patents

Open roles

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