Hermeus Achieves Its First Unmanned Supersonic Flight
The historic flight cements Quarterhorse Mk 2.1 as the world’s first privately-developed unmanned supersonic jet and the fastest unmanned aircraft flying today. It also makes Hermeus the fastest company in aviation history to go from founding to supersonic flight.
Hermeus Announces Executive Leadership Transition; Zach Shore Named CEO, AJ Piplica Remains Executive Chairman
Hermeus today announced that Zach Shore has been appointed Chief Executive Officer, effective June 1, 2026. AJ Piplica, the company’s founding CEO, will transition to the role of Executive Chairman.
Hermeus Appoints Kim Nakamaru as General Counsel
Hermeus today announced the appointment of Kim Nakamaru as General Counsel and a member of the Executive Leadership Team.
Hermeus Reaches $1 Billion Valuation with $350 Million Raise to Build Today’s Fastest Aircraft for the American Warfighter
The round, led by Khosla Ventures, accelerates the delivery of high-Mach unmanned aircraft for national security missions.
$350M to Build the Fastest Aircraft in the World for the American Warfighter
Today, we’re announcing a $350M Series C financing led by Khosla Ventures and more than a dozen other investors.
FAA Grants Hermeus Special Airworthiness Certificate for its Latest Quarterhorse Aircraft
Hermeus’ unmanned Quarterhorse Mk 2.1 aircraft has received a Special Airworthiness Certificate – Experimental Category (SAC-EC) from the Federal Aviation Administration (FAA).
Hermeus Flies Newest Supersonic Plane, Delivering Its Second Successful First Flight in Nine Months
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 Appoints Zachary Shore as President and Steve Furger as CTO to Accelerate High-Mach and Hypersonic Aircraft Development
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.
QH Mk 2 Testing Update: Spaceport Arrival
Quarterhorse Mk 2.1 has arrived at Spaceport America following shipment from Atlanta.
QH Mk 2 Hardware Update: Tail & Wing Integration
Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle.
Spotlight on Hermeus’ Veterans
For many of our teammates, the dedication to national security and next-generation defense never ended - it just evolved.
QH Mk 2 Hardware Update: F100 Engine Integration
Less than a week after Quarterhorse Mk 2 achieved weight on wheels we completed integration of the iconic Pratt & Whitney F100 engine.
QH Mk 2 Hardware Update: Weight on Wheels
Just two months after engine integration, we’ve integrated the tail and wings on our Quarterhorse Mk 2 vehicle.
Hermeus Flies Quarterhorse Mk 1 at Edwards Air Force Base
Quarterhorse Mk 1 flight redefines U.S. aircraft development pace and unlocks next steps toward hypersonic aircraft.
Hermeus Brings “HEAT” Facility Online with F100 Engine Tests
Hermeus has brought online the first phase of a facility that will address the critical shortage of hypersonic test infrastructure in the U.S.
Quarterhorse Mk 1 Completes Ground Testing at Edwards Air Force Base - Readies For Flight
This segment of the flight test campaign was completed in just 21 days and satisfies technical requirements for flight approval.
Hermeus Welcomes Ken Venner as Chief Operating Officer
The former SpaceX, Sierra Space, & Broadcom Chief Information Officer brings decades of deep tech leadership to the rapidly growing Hermeus team.
Hermeus Celebrates Groundbreaking for Hypersonic Engine and Flight Test Facility in Jacksonville, Fla.
The new facility advances U.S. capability to more effectively test and field various hypersonic technologies.
Hermeus Begins Precooler Testing with Pratt & Whitney F100 Engine
The testing marks the first major engine milestone for Hermeus’ supersonic Quarterhorse Mk 2 aircraft.
Hermeus Unveils First Aircraft, Quarterhorse Mk 1
Designed, built, and integrated in just seven months, Hermeus’ Quarterhorse Mk 1 is the company’s second fully-integrated vehicle in the past year.