Hermeus Corporation

Hermeus Corporation is an aerospace company dedicated to developing hypersonic aircraft that enhance speed and efficiency in aviation technology through advanced engineering and autonomous systems. Founded in 2018 in Atlanta, US, Hermeus Corp. specializes in hypersonic aircraft development. The company was established by AJ Piplica, Glenn Case, Michael Smayda, and Skyler Shuford.

Hermeus specializes in developing hypersonic aircraft, focusing on advanced aviation technology that integrates hardware-intensive design with modern computing and autonomous systems. Their flagship product features a hybrid engine technology that combines turbine and ramjet systems, allowing aircraft to reach hypersonic speeds and break the sound barrier. Target clients include defense contractors and government agencies, aiming to enhance military defense capabilities and high-speed travel, with plans to expand into international markets. Hermeus generates revenue primarily through contracts with government defense agencies and defense contractors.

Their revenue model is centered on project-based contracts that include milestone payments, ensuring steady cash flow linked to development progress. The company focuses on long-term partnerships and research agreements that span multiple years, supported by substantial government funding for ongoing program development. In April 2026, Hermeus Corporation raised USD 200 million in series C funding led by returning investor Khosla Venture, with participation from other returning investors Canaan Partners, Founders Fund, RTX Ventures, Bling Capital, and In-Q-Tel. New investors Karman Ventures, Cox Enterprises Inc.

, Socium Ventures, Georgia Tech Foundation, 137 Ventures, Destiny XYZ Inc. , GSBackers, and other unspecified investors also participated in the round. The round was part of a larger USD 350 million series C and venture debt funding. The company plans to use the April 2026 funding to scale the Quarterhorse aircraft program, build multiple unmanned aircraft, and expand prototyping and production facilities in El Segundo, California, and Atlanta.