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§ Private Profile · Torrance, CA, USA
Defense tech startup developing high-power microwave directed-energy systems for military and defense, focused on UAS defense.
Epirus is a defense technology company that develops high-power microwave directed-energy systems to neutralize drones, missiles, and other aerial threats. The company's flagship Leonidas platform utilizes focused electromagnetic pulses and artificial intelligence to counter unmanned aerial systems for United States military customers. Epirus integrates its hardware and software solutions with combat vehicles, notably partnering with General Dynamics Land Systems to mount the technology on Stryker platforms. Operating under the leadership of CEO Andy Lowery with an executive team of 11 members, the startup secured $250 million in Series D funding in March 2025 to scale its manufacturing production. The venture-backed business receives financial support from prominent institutional investors including Joe Lonsdale's venture capital firm 8VC. Epirus was founded in July 2018 by Nathan Mintz, Dr. Bo Marr, Max Mednik, Joe Lonsdale, Grant Verstandig, and John Tenet.
Epirus has raised $520.0M across 3 funding rounds.
Epirus has raised $520.0M in total across 3 funding rounds.
Epirus develops advanced directed energy solutions, focusing on high-power microwave (HPM) technology. Its flagship product, Leonidas, is a counter-unmanned aerial system (C-UAS) designed to neutralize drone swarms and electronic threats. This technology integrates solid-state HPM systems with artificial intelligence and advanced electronics, delivering electronic warfare and air domain awareness for non-kinetic defense.
Co-founded in 2018 by Joe Lonsdale, also of Palantir Technologies, through the 8VC Build program, Epirus addressed the asymmetric challenges of evolving drone technology. This founding insight drove the company to create innovative non-kinetic solutions, providing essential defenses against increasingly sophisticated unmanned systems.
Epirus serves national security customers, including the U.S. Army, and applies its technology in communications, energy, and security. The company's vision is to proactively develop and deliver advanced technological solutions, safeguarding against future threats by maintaining agile innovation to meet critical demands.
Epirus has raised $520.0M in total across 3 funding rounds.
Epirus's investors include 8VC, Washington Harbour Partners, T. Rowe Price Associates, Bedrock Capital.
Epirus has raised $520.0M across 3 funding rounds. Most recently, it raised $250.0M Series D in March 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Mar 5, 2025 | $250M Series D | 8VC, Washington Harbour Partners | — | Announced |
| Feb 15, 2022 | $200M Series C | T. Rowe Price Associates | — | Announced |
| Dec 17, 2020 | $70M Series B | Bedrock Capital | — | Announced |