Epirus vs Hermeus
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $250M Series D (Mar 2025). $43.6M Army follow-on contract. Leonidas Gen 2 autonomous high-power microwave counter-drone system completing Army testing Feb 2026. GD partnership for HPM on autonomous vehicles.
About
Epirus develops Leonidas — a high-power microwave (HPM) directed energy system for counter-drone operations — which uses pulsed microwave energy to defeat drone swarms by disrupting electronics simultaneously across multiple targets. The company raised $250 million in Series D financing and secured a $43.6 million Army follow-on contract, with Leonidas Gen 2 completing Army testing in February 2026 and the Gen 2 Autonomous Ground Vehicle variant unveiled at Global Force 2026 in March 2026 through a partnership with General Dynamics.
Defense tech company building fastest unmanned hypersonic aircraft for US warfighter; raised $350M at $1B valuation in Apr 2026 led by Khosla Ventures; $500M+ total funding;
About
Hermeus is a Los Angeles-based defense tech company building autonomous hypersonic aircraft capable of flying five times the speed of sound. The company reached unicorn status in April 2026 after closing a $350 million round ($200M equity, $150M debt) led by Khosla Ventures, with participation from Founders Fund, In-Q-Tel, RTX Ventures, Cox Enterprises, and Destiny Tech100.
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