# www.hermeus.com > AI-optimized mirror of www.hermeus.com containing 50 pages totalling 23,596 words of clean markdown content, structured data, and semantic HTML. Original source: https://www.hermeus.com/. Last updated: 2026-04-27T20:25:29.750Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Homepage - [BUILDing THE WORLD’S FASTEST AIRCRAFT](/site-root.html): Building the world's fastest aircraft., Building the world's fastest aircraft. (323 words) ## Articles & Blog Posts - [Hermeus Appoints Kim Nakamaru as General Counsel](/newsroom-content/category/announcement-26-updates/index.html) (943 words) - [Hermeus Reaches $1 Billion Valuation with $350 Million Raise to Build Today’s Fastest Aircraft for the American Warfighter](/newsroom-content/category/press-releases/index.html) (823 words) - [about/index.html](/about/index.html) (1 words) - [Spotlight on Hermeus’ Veterans](/newsroom-content/spotlight-on-hermeus-veterans/index.html): On Veterans Day, we salute those who have served - protecting our families, our communities, and our country. For many of our teammates, the dedication to national security and next-generation defense never ended, it just evolved., On Veterans Day, we salute those who have served - protecting our families, our communities, and our country. For many of our teammates, the dedication to national security and next-generation defense never ended, it just evolved. (1,152 words) - [Hermeus Completes Hypersonic Milestone With Engine Tests](/newsroom-content/hermeus-completes-hypersonic-milestone-with-engine-tests.html): Hermeus has demonstrated turbojet to ramjet transition within its engine, Chimera. This is one of the most important technological feats to making operational hypersonic flight a reality., Hermeus has demonstrated turbojet to ramjet transition within its engine, Chimera. This is one of the most important technological feats to making operational hypersonic flight a reality. (690 words) - [Quarterhorse Mk 0 Begins Testing](/newsroom-content/quarterhorse-mk-0-begins-testing/index.html): Serving as a comprehensive testbed for Quarterhorse, Mk 0 will validate various systems including: electrical, hydraulic, pneumatic, avionics, steering, and propulsion., Serving as a comprehensive testbed for Quarterhorse, Mk 0 will validate various systems including: electrical, hydraulic, pneumatic, avionics, steering, and propulsion. (580 words) - [Hermeus Celebrates Groundbreaking for Hypersonic Engine and Flight Test Facility in Jacksonville, Fla.](/newsroom-content/hermeus-celebrates-groundbreaking-for-hypersonic-engine-and-flight-test-facility-in-jacksonville-florida.html): The new facility advances U.S. capability to more effectively test and field various hypersonic technologies., The new facility advances U.S. capability to more effectively test and field various hypersonic technologies. (905 words) - [Hermeus Raises Seed Funding from Khosla Ventures and Announces Advisory Board](/newsroom-content/hermeus-raises-seed-funding-from-khosla-ventures-and-announces-advisory-board.html): Hermeus Corporation, a startup increasing the speed of air transportation by developing hypersonic aircraft, today announced a Seed round investment., Hermeus Corporation, a startup increasing the speed of air transportation by developing hypersonic aircraft, today announced a Seed round investment. (500 words) - [Hermeus Unveils First Aircraft, Quarterhorse Mk 1](/newsroom-content/hermeus-unveils-first-aircraft-quarterhorse-mk-1/index.html): Designed, built, and integrated in just seven months, Hermeus’ Quarterhorse Mk 1 is the company’s second fully-integrated vehicle in the past year., Designed, built, and integrated in just seven months, Hermeus’ Quarterhorse Mk 1 is the company’s second fully-integrated vehicle in the past year. (792 words) - [Hermeus Closes $16 Million Series A Led by Canaan Partners](/newsroom-content/hermeus-closes-16nbspmillion-series-a-led-by-canaan-partners.html): Hermeus, the aerospace company developing Mach 5 aircraft, announced today that it has closed a $16 million Series A funding round led by Canaan Partners., Hermeus, the aerospace company developing Mach 5 aircraft, announced today that it has closed a $16 million Series A funding round led by Canaan Partners. (570 words) - [Hermeus Flies Newest Supersonic Plane, Delivering Its Second Successful First Flight in Nine Months](/newsroom-content/hermeus-flies-newest-supersonic-plane-delivering-its-second-successful-first-flight-in-nine-monthsnbsp.html): Hermeus, a venture-backed defense aviation company, today announced it successfully flew its latest Quarterhorse aircraft, marking the company’s second first flight in less than a year., Hermeus, a venture-backed defense aviation company, today announced it successfully flew its latest Quarterhorse aircraft, marking the company’s second first flight in less than a year. (550 words) - [Hermeus Fully-Funded to Flight with $60 Million U.S. Air Force Partnership](/newsroom-content/hermeus-fully-funded-to-flight-with-60-million-us-air-force-partnership.html): Hermeus, the aerospace company developing Mach 5 aircraft, announced today the signing of a $60 million U.S. Air Force partnership for flight testing its first aircraft, Quarterhorse., Hermeus, the aerospace company developing Mach 5 aircraft, announced today the signing of a $60 million U.S. Air Force partnership for flight testing its first aircraft, Quarterhorse. (551 words) - [[Raytheon Technologies Venture Capital Group Invests in Hermeus](https://www.hermeus.com/newsroom-content/raytheon-technologies-venture-capital-group-invests-in-hermeus)](/newsroom-content/tag/funding/index.html) (254 words) - [Raytheon Technologies Venture Capital Group Invests in Hermeus](/newsroom-content/raytheon-technologies-venture-capital-group-invests-in-hermeus.html): Raytheon Technologies today announced a strategic investment in Hermeus Corporation through its newly established corporate venture capital group, RTX Ventures., Raytheon Technologies today announced a strategic investment in Hermeus Corporation through its newly established corporate venture capital group, RTX Ventures. (429 words) - [Hermeus Selects Pratt & Whitney F100 Engine as Key Component of Hypersonic Propulsion System](/newsroom-content/hermeus-selects-pratt-amp-whitney-f100-engine-as-key-component-of-hypersonic-propulsion-syste.html): Hermeus has selected the Pratt & Whitney F100 turbofan to integrate into its larger hypersonic engine. Securing an off-the-shelf turbine engine will save Hermeus billions of dollars in research and development costs and years of schedule., Hermeus has selected the Pratt & Whitney F100 turbofan to integrate into its larger hypersonic engine. Securing an off-the-shelf turbine engine will save Hermeus billions of dollars in research and development costs and years of schedule. (453 words) - [Hermeus Appoints Kim Nakamaru as General Counsel](/newsroom-content/index.html) (880 words) - [Hermeus Raises $100 Million Series B Led by Sam Altman](/newsroom-content/hermeus-raises-100-million-series-b-led-by-sam-altman.html): Hermeus is excited to announce a $100 million Series B funding round led by Sam Altman. New investors Founder's Fund and In-Q-Tel also participated in the round alongside existing investors Khosla Ventures, Canaan Partners, Bling Capital, and Revolution’s Rise of the Rest., Hermeus is excited to announce a $100 million Series B funding round led by Sam Altman. New investors Founder's Fund and In-Q-Tel also participated in the round alongside existing investors Khosla Ventures, Canaan Partners, Bling Capital, and Revolution’s Rise of the Rest. (532 words) - [Welcome to Atlanta's Newest Airplane Factory](/newsroom-content/welcome-to-atlantas-newest-airplane-factory/index.html): Hermeus has secured a 110,000 sq. ft. factory in Atlanta to build the world's fastest aircraft., Hermeus has secured a 110,000 sq. ft. factory in Atlanta to build the world's fastest aircraft. (327 words) - [Chimera Completes Ground Testing – Heads to Hypersonic Facility for Next Tests](/newsroom-content/0gklvwzvs70zlrx2r6bwt8bslcjo0h/index.html): This test marked the final phase in our “sea-level static” testing campaign proving that we can run Chimera at full throttle on the ground. , This test marked the final phase in our “sea-level static” testing campaign proving that we can run Chimera at full throttle on the ground.  (285 words) - [Hermeus Wins Air Force Investment After Demonstrating Mach 5 Engine](/newsroom-content/hermeus-wins-air-force-investment-after-demonstrating-mach-5-engine.html): Hermeus Corporation, the aerospace company developing Mach 5 commercial aircraft, has partnered with the U.S. Air Force and the Presidential and Executive Airlift Directorate to work toward hypersonic travel for the Department of Defense., Hermeus Corporation, the aerospace company developing Mach 5 commercial aircraft, has partnered with the U.S. Air Force and the Presidential and Executive Airlift Directorate to work toward hypersonic travel for the Department of Defense. (442 words) - [Spotlight on Hermeus’ Veterans](/newsroom-content/tag/veterans/index.html) (45 words) - [Hermeus Brings “HEAT” Facility Online with F100 Engine Tests](/newsroom-content/hermeus-brings-heat-facility-online-with-f100-engine-testsnbsp.html): Hermeus has brought online the first phase of a facility that will address the critical shortage of hypersonic test infrastructure in the U.S., Hermeus has brought online the first phase of a facility that will address the critical shortage of hypersonic test infrastructure in the U.S. (592 words) - [Hermeus Names Zach Shore as Chief Revenue Officer](/newsroom-content/hermeus-names-zach-shore-as-chief-revenue-officer/index.html): As CRO, Mr. Shore will spearhead the maturation of the company’s sales functions while driving growth across all product lines in both defense and commercial markets., As CRO, Mr. Shore will spearhead the maturation of the company’s sales functions while driving growth across all product lines in both defense and commercial markets. (486 words) - [Hermeus Flies Quarterhorse Mk 1 at Edwards Air Force Base](/newsroom-content/hermeus-flies-quarterhorse-mk-1-at-edwards-air-force-base.html): Quarterhorse Mk 1 flight redefines U.S. aircraft development pace and unlocks next steps toward hypersonic aircraft., Quarterhorse Mk 1 flight redefines U.S. aircraft development pace and unlocks next steps toward hypersonic aircraft. (654 words) - [Hermeus Receives First Pratt & Whitney F100 Engine](/newsroom-content/hermeus-receives-first-pratt-amp-whitney-f100-engine.html): Hermeus has accepted its first F100 engine from Pratt & Whitney. Set to be integrated into the enhanced Chimera II turbine-based combined cycle (TBCC) propulsion system, this powerful engine component marks a critical milestone in Hermeus' development of Darkhorse., Hermeus has accepted its first F100 engine from Pratt & Whitney. Set to be integrated into the enhanced Chimera II turbine-based combined cycle (TBCC) propulsion system, this powerful engine component marks a critical milestone in Hermeus' development of Darkhorse. (471 words) - [[Hermeus Welcomes Ken Venner as Chief Operating Officer](https://www.hermeus.com/newsroom-content/hermeus-welcomes-ken-venner-as-chief-operating-officer)](/newsroom-content/tag/leadership/index.html) (100 words) - [Enter the Flight Deck](/newsroom-content/enter-the-flight-deck/index.html): The Flight Deck has been designed from the ground up to support off-grid stand-alone operations in austere environments., The Flight Deck has been designed from the ground up to support off-grid stand-alone operations in austere environments. (379 words) - [Quarterhorse Mk 1 Completes Ground Testing at Edwards Air Force Base - Readies For Flight](/newsroom-content/quarterhorse-mk-1-completes-ground-testing-at-edwards-air-force-base-readies-for-flight.html): This segment of the flight test campaign was completed in just 21 days and satisfies technical requirements for flight approval., This segment of the flight test campaign was completed in just 21 days and satisfies technical requirements for flight approval. (685 words) - [Hermeus Partners with Department of Defense to Explore Future of Reusable Hypersonic Aircraft](/newsroom-content/hermeus-partners-with-department-of-defense-to-explore-future-of-reusable-hypersonic-aircraft.html): Hermeus is partnering with the Office of the Under Secretary of Defense for Research and Engineering (OUSD R&E), the Air Force Research Laboratory (AFRL), and Pacific Air Forces (PACAF) under a Phase II SBIR contract awarded to provide data and analysis of the various hypersonic aircraft it is d, Hermeus is partnering with the Office of the Under Secretary of Defense for Research and Engineering (OUSD R&E), the Air Force Research Laboratory (AFRL), and Pacific Air Forces (PACAF) under a Phase II SBIR contract awarded to provide data and analysis of the various hypersonic aircraft it is developing. (366 words) - [Hermeus Named Among Best Places to Work in Atlanta and Los Angeles](/newsroom-content/hermeus-named-among-best-places-to-work-in-atlanta-and-los-angeles.html): Our mission to radically accelerate air travel is audacious. And with this goal comes the need to hire some of the top talent in the world., Our mission to radically accelerate air travel is audacious. And with this goal comes the need to hire some of the top talent in the world. (330 words) - [Spotlight on Hermeus’ Veterans](/newsroom-content/tag/life-at-hermeus/index.html) (133 words) - [Hermeus Welcomes Ken Venner as Chief Operating Officer](/newsroom-content/hermeus-welcomes-ken-venner-as-chief-operating-officer.html): The former SpaceX, Sierra Space, & Broadcom Chief Information Officer brings decades of deep tech leadership to the rapidly growing Hermeus team., The former SpaceX, Sierra Space, & Broadcom Chief Information Officer brings decades of deep tech leadership to the rapidly growing Hermeus team. (530 words) - [Hermeus Begins Precooler Testing with Pratt & Whitney F100 Engine](/newsroom-content/hermeus-begins-precooler-testing-with-pratt-amp-whitney-f100-engine.html): The testing marks the first major engine milestone for Hermeus’ supersonic Quarterhorse Mk 2 aircraft., The testing marks the first major engine milestone for Hermeus’ supersonic Quarterhorse Mk 2 aircraft. (505 words) - [Quarterhorse Wind Tunnel Testing](/newsroom-content/tag/wind-tunnel-testing/index.html) (69 words) - [not everyone can](/careers/index.html): Join us on our mission to build the world's fastest aircraft, Join us on our mission to build the world's fastest aircraft (2,532 words) - [Quarterhorse Wind Tunnel Testing](/newsroom-content/quarterhorse-wind-tunnel-testing/index.html): We took a 10% scaled model of Quarterhorse up to Calspan in Buffalo, NY and spent a week subjecting it to Mach 0.3 - 1.3 airflow. These subsonic and transonic regimes are critical to understand in preparation for our first flights of Quarterhorse., We took a 10% scaled model of Quarterhorse up to Calspan in Buffalo, NY and spent a week subjecting it to Mach 0.3 - 1.3 airflow. These subsonic and transonic regimes are critical to understand in preparation for our first flights of Quarterhorse. (269 words) - [Hermeus Completes Testing of Quarterhorse Mk 0 Vehicle](/newsroom-content/hermeus-completes-testing-of-quarterhorse-mk-0-vehicle.html): This non-flying prototype acted as a ‘dynamic iron bird’ for the company by validating all major aircraft subsystems in a real-world environment., This non-flying prototype acted as a ‘dynamic iron bird’ for the company by validating all major aircraft subsystems in a real-world environment. (486 words) - [Hermeus Reaches $1 Billion Valuation with $350 Million Raise to Build Today’s Fastest Aircraft for the American Warfighter](/newsroom-content/series-c/index.html): The round, led by Khosla Ventures, accelerates the delivery of high-Mach unmanned aircraft for national security missions.  , The round, led by Khosla Ventures, accelerates the delivery of high-Mach unmanned aircraft for national security missions.   (669 words) - [Blog Posts — Newsroom Content | Hermeus](/newsroom-content/category/blog-posts/index.html) (8 words) - [Hermeus Signs Hypersonic Aircraft Contract with Defense Innovation Unit for Hypersonic Aircraft Risk Reduction](/newsroom-content/hermeus-signs-hypersonic-aircraft-contract-with-defense-innovation-unit-for-hypersonic-aircraft-risk-reduction.html): Hermeus has been awarded a contract by the Defense Innovation Unit (DIU) to mature hypersonic aircraft subsystem and mission system technology., Hermeus has been awarded a contract by the Defense Innovation Unit (DIU) to mature hypersonic aircraft subsystem and mission system technology. (346 words) - [Hermeus Appoints Zachary Shore as President and Steve Furger as CTO to Accelerate High-Mach and Hypersonic Aircraft Development](/newsroom-content/hermeusappointszachshoreandstevefurger/index.html): Hermeus, the high-speed aircraft company, today announced two key executive appointments as it scales to meet the demands of its most ambitious product roadmap to date., Hermeus, the high-speed aircraft company, today announced two key executive appointments as it scales to meet the demands of its most ambitious product roadmap to date. (311 words) - [$350M to Build the Fastest Aircraft in the World for the American Warfighter](/newsroom-content/series-c-founders-note/index.html): Today, we’re announcing a $350M Series C financing led by Khosla Ventures and more than a dozen other investors., Today, we’re announcing a $350M Series C financing led by Khosla Ventures and more than a dozen other investors. (427 words) - [QH Mk 2 Testing Update: Spaceport Arrival](/newsroom-content/hardware-update-weight-on-wheels-58srs/index.html): Quarterhorse Mk 2.1 has arrived at Spaceport America following shipment from Atlanta., Quarterhorse Mk 2.1 has arrived at Spaceport America following shipment from Atlanta. (163 words) - [QH Mk 2 Hardware Update: Weight on Wheels](/newsroom-content/hardware-update-weight-on-wheels-ax4yf/index.html): Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle., Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle. (113 words) - [FAA Grants Hermeus Special Airworthiness Certificate for its Latest Quarterhorse Aircraft](/newsroom-content/faa-grants-hermeus-special-airworthiness-certificate-for-its-latest-quarterhorse-aircraft.html): Hermeus’ unmanned Quarterhorse Mk 2.1 aircraft has received a Special Airworthiness Certificate – Experimental Category (SAC-EC) from the Federal Aviation Administration (FAA). , Hermeus’ unmanned Quarterhorse Mk 2.1 aircraft has received a Special Airworthiness Certificate – Experimental Category (SAC-EC) from the Federal Aviation Administration (FAA).  (326 words) - [Hermeus Appoints Kim Nakamaru as General Counsel](/newsroom-content/kim-nakamaru-gc/index.html): Hermeus today announced the appointment of Kim Nakamaru as General Counsel and a member of the Executive Leadership Team.  , Hermeus today announced the appointment of Kim Nakamaru as General Counsel and a member of the Executive Leadership Team.   (377 words) - [QH Mk 2 Hardware Update: F100 Engine Integration](/newsroom-content/hardware-update-weight-on-wheels-fge6g/index.html): Less than a week after Quarterhorse Mk 2 achieved weight on wheels we completed integration of the iconic Pratt & Whitney F100 engine., Less than a week after Quarterhorse Mk 2 achieved weight on wheels we completed integration of the iconic Pratt & Whitney F100 engine. (103 words) - [QH Mk 2 Hardware Update: Tail & Wing Integration](/newsroom-content/hardware-update-weight-on-wheels/index.html): Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle., Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle. (127 words) - [Contact us](/contact-us/index.html) (12 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/content/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/content/robots.txt): Crawler directives