Facts

• Segment: Defense
• Country: United States
• Website: https://www.epirus.com/

Profile sections

• Summary
• Market context
• Facts
• Funding
• Investors
• Commercial
• Context / Market Position
• Events
• Operations / Deployments
• Team
• Relationships
• Context tags
• Customers and deployments
• Sources

Summary

Epirus develops high-power microwave systems for counter-drone and electronic-effects missions. Its Leonidas product line uses directed energy to disable drone swarms and electronic threats for defence, force protection and critical-infrastructure security.

Market context

Epirus is one of the more visible directed-energy companies in the counter-drone stack. Its systems matter because non-kinetic effectors are becoming part of layered drone defence architectures alongside sensors, interceptors and command software. Epirus builds proprietary directed-energy systems for counter-UAS and electronic warfare missions.

• Capability: High-power microwave effectors. Counter-drone and electronic-attack systems. Integration with layered defence and command architectures
• Strategic position: Non-kinetic effector supplier in the counter-UAS stack. Relevant to defence robotics because drone defence increasingly combines sensors, command software and directed-energy effectors

Facts

• Website: https://www.epirus.com/
• HQ: Torrance, United States
• Segment: Defense
• Known funding rounds: 1

Funding

• 2025-03-05 - Series D - $250M - Epirus closes USD 250M Series D to scale Leonidas production - source: epirusinc.com

Investors

• 8VC - Lead - Unknown - 1 funding event - first seen 2025-03-05
• Centaurus Capital - Participant - Vc - 1 funding event - first seen 2025-03-05
• Center15 Capital - Participant - Vc - 1 funding event - first seen 2025-03-05
• Gaingels - Participant - Unknown - 1 funding event - first seen 2025-03-05
• General Dynamics Land Systems - Participant - Unknown - 1 funding event - first seen 2025-03-05
• Manhattan Venture Partners - Participant - Vc - 1 funding event - first seen 2025-03-05
• NightDragon - Participant - Unknown - 1 funding event - first seen 2025-03-05
• Oppenheimer Private Market Opportunities Vista VI Fund - Participant - Vc - 1 funding event - first seen 2025-03-05
• T. Rowe Price Investment Management - Participant - Unknown - 1 funding event - first seen 2025-03-05
• Washington Harbour Partners - Lead - Vc - 1 funding event - first seen 2025-03-05

Commercial

4 commercial events; 4 contract awards; latest event 2025-07-17

• 2025-07-17 - Contract award - U.S. Army awards Epirus USD 43.55M contract for IFPC-HPM GEN II systems - source: epirusinc.com
• 2024-10-14 - Contract award - Epirus secures nearly USD 17M U.S. Army contract modification for IFPC-HPM sensor upgrade - source: epirusinc.com
• 2024-09-23 - Contract award - Epirus selected to deliver Leonidas Expeditionary HPM prototype for Marine Corps counter-drone swarm capability - source: epirusinc.com
• 2023-01-23 - Contract award - U.S. Army awards Epirus USD 66.1M Leonidas directed-energy contract - source: epirusinc.com

High-power microwave systems for counter-UAS and electronic warfare

Epirus develops high-power microwave and advanced electronics systems for defence missions. Its Leonidas product family targets counter-UAS and electronic warfare use cases by using solid-state, long-pulse high-power microwave technology to affect drone threats.

• Target environment: Defence sites, air defence contexts, counter-UAS operations, military bases, manoeuvre units and electronic warfare environments.
• Deployment model: Defence technology model built around directed-energy hardware, advanced electronics, software, demonstrations, government contracts and product delivery.
• Customer context: U.S. Army and defence customers, allied military users, government agencies and organizations needing counter-drone or electronic warfare capability.
• Workflow context: Counter-UAS, high-power microwave effects, electronic warfare, layered air defence, drone-swarm defence and advanced defence electronics.
• Commercial maturity: Epirus has delivered systems to the U.S. Army and continues to demonstrate Leonidas capabilities against evolving drone threats. Its maturity is tied to defence procurement, operational testing and…
• Market position: Directed-energy defence company positioned in the counter-drone layer rather than the drone-builder layer.
• Adoption constraints: Procurement cycles, system ruggedization, battlefield validation, production scale, integration with air defence networks, export controls and directed-energy adoption timelines.
• Adjacent context: Counter-UAS, electronic warfare, directed energy, defence components, high-power microwave systems and drone defence.
• Source confidence: high

Events

• 2026-02-23 - Partnership - Epirus and Digital Force Technologies partner on non-kinetic counter-UAS kill chain - Epirus and Digital Force Technologies partnered to develop a non-kinetic counter-UAS kill chain.
• 2026-01-13 - Capability - Epirus Leonidas demonstrates high-power microwave defeat of fiber-optic controlled UAS - Epirus demonstrated Leonidas effects against fiber-optic controlled UAS.
• 2025-10-09 - Partnership - Epirus and General Dynamics Land Systems partner on autonomous robotic mobile counter-UAS system - Epirus and General Dynamics Land Systems partnered on a Leonidas-based autonomous robotic mob…
• 2025-09-10 - Capability - Epirus Leonidas defeats 49-drone swarm in live-fire demonstration - Epirus said Leonidas neutralized 61 of 61 drones in a live-fire demonstration.
• 2025-07-17 - Contract Award - U.S. Army awards Epirus USD 43.55M contract for IFPC-HPM GEN II systems - Epirus received a USD 43,551,060 U.S. Army RCCTO contract for IFPC-HPM GEN II systems.
• 2025-04-08 - Product Launch - Epirus introduces Leonidas H2O maritime high-power microwave system - Epirus introduced Leonidas H2O as a high-power microwave system for maritime interdiction and UAV protection.
• 2025-03-13 - Partnership - Epirus joins Palantir Warp Speed cohort to accelerate defence production - Epirus joined the second cohort of Palantir Warp Speed customers.
• 2025-03-05 - Funding - Epirus closes USD 250M Series D to scale Leonidas production - Epirus closed an oversubscribed USD 250 million Series D round.
• 2024-10-14 - Contract Award - Epirus secures nearly USD 17M U.S. Army contract modification for IFPC-HPM sensor upgrade - Epirus secured a nearly USD 17 million contract modification from the U.S. Army RCCTO.
• 2024-09-23 - Contract Award - Epirus selected to deliver Leonidas Expeditionary HPM prototype for Marine Corps counter-drone swarm capability - Epirus was selected to deliver a completed ExDECS high-power microwave syst…
• 2023-01-23 - Contract Award - U.S. Army awards Epirus USD 66.1M Leonidas directed-energy contract - Epirus received a USD 66.1 million contract from the U.S. Army RCCTO for the IFPC-HPM programme.

Operations / Deployments

• 2025-03-13 - Partnership - Epirus joins Palantir Warp Speed cohort to accelerate defence production - Epirus joined the second cohort of Palantir Warp Speed customers.
• 2025-03-05 - Funding - Epirus closes USD 250M Series D to scale Leonidas production - Epirus closed an oversubscribed USD 250 million Series D round.

Team

• Andy Lowery - Chief Executive Officer - Leads Epirus as it commercializes Leonidas high-power microwave systems for counter-UAS and electronic warfare missions.

Relationships

• United States Army - U.S. Army RCCTO customer - Epirus received a U.S. Army RCCTO contract for two IFPC-HPM GEN II systems plus support equipment and spares.
• United States Marine Corps - counter-drone prototype customer - Epirus was selected to deliver Leonidas Expeditionary to support Marine Corps counter-drone swarm capability.

Context tags

• Defence customers - Customer Environment
• High-power microwave C-UAS - Peer Group
• Counter-drone electromagnetic effects - Workflow

Customers and deployments

• Commercial Rollout - two IFPC-HPM GEN II systems - 2025-07-17 - U.S. Army RCCTO - United States - Epirus received a $43.55 million U.S. Army RCCTO contract for two IFPC-HPM GEN II systems plus test events, support equip…
• Customer Order - Leonidas Expeditionary HPM prototype delivery - 2024-09-23 - Marine Corps Warfighting Lab - counter-drone swarm defense - Epirus was selected to deliver a completed Leonidas Expeditionary high-power mic…