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- Hermeus
Hermeus Valuation, Funding & Investors
Hermeus is valued at $1B as of April 2026.
Last Hermeus valuation
$1B
Series C · Apr 2026
Last Hermeus funding round
$200M
Series C · Apr 2026
Cumulative funding Hermeus raised
$356M
across 4 funding rounds
Key investors in Hermeus
Khosla Ventures
Canaan Partners
Bling Capital
Founders Fund
Revolution
RTX Ventures
About Hermeus
Hermeus is an Atlanta-headquartered aerospace company developing hypersonic aircraft reaching Mach 5 speeds to transform global travel. Its Quarterhorse demonstrator targets New York to London flights in 90 minutes, using turbine-based combined cycle engines compatible with existing runways and air traffic systems. Founded in 2019, the firm advances prototypes for military and commercial applications.
Founded
2018
HQ
Website
Status
Privately held
Customer focus
B2B & B2G
Revenue model
Product sales
Valuation
$1B (Apr 2026)
Hermeus Valuation
Hermeus is currently valued at $1B, based on its Series C in April 2026.
The $200M round was led by Khosla Ventures, with participation from Canaan Partners, RTX Ventures, Circadian Ventures, Socium Ventures, Julian Mann and 6 other investors.
Hermeus' valuation has moved from $1B at its Series B in March 2022 to $1B in April 2026, across 2 priced rounds.
Hermeus valuation by funding round
| Date | Stage | Valuation |
|---|---|---|
| Apr 2026 | Series C | $1B |
| Mar 2022 | Series B | $1B |
Hermeus Funding History
Hermeus has raised a total of $356M across 4 funding rounds.
Hermeus' first fundraising round was a $16M Series A in October 2020. The most recent completed round was a $200M Series C in April 2026.
Hermeus funding rounds
| Date | Stage | Investors | Raised | Valuation | Deal Summary |
|---|---|---|---|---|---|
| Apr 2026 | Series C | Khosla Ventures (lead); Canaan Partners; RTX Ventures; Circadian Ventures; Socium Ventures; Julian Mann; Cox Enterprises; Georgia Tech Foundation; Founders Fund; Bling Capital; GSBackers; Karman Ventures | $200M | $1B | - |
| Jul 2024 | Series B | Sahin Boydas | $40M | - | Hermeus is a hypersonic aircraft startup developing Mach 5 aircraft for both commercial and defense applications, including propulsion systems to drastically reduce long-haul flight times like New York to London in 90 minutes. Founded in 2018 and headquartered in Atlanta, GA (Roswell), the company has grown to over 200 employees and focuses on dual-use hypersonic technologies with partnerships from NASA and the U.S. Air Force. In 2021, Hermeus secured a $60 million U.S. Air Force STRATFI contract to fund flight testing of turbine-based combined cycle engines, leveraging reusable systems and focused requirements to achieve milestones under traditional budgets. Funding history includes a seed round led by Khosla Ventures, Series A and B rounds totaling over $116M by 2022 across multiple rounds, and a reported $100M Series B in May 2024 at $1B valuation led by Bling Capital, Sam Altman, and Khosla Ventures. A Series C in August 2025 reached $702.4MM post-money valuation with total funding exceeding $363MM. Investors span RTX Ventures, Canaan Partners, Founders Fund, In-Q-Tel, and others. Traction includes 2022 revenue of $10 million, prototype development for high-speed jets, and government contracts reducing risk in hypersonics. The company positions in the growing aviation sector with advisory support from experts like former Blue Origin and Lockheed Martin leaders. |
| Mar 2022 | Series B | Sam Altman (lead); Canaan Partners; RTX Ventures; Keith Masback; Revolution; Khosla Ventures; Pallas Ventures; Founders Fund; Bling Capital; IQT | $100M | $1B | Hermeus is an Atlanta-based aerospace startup founded in 2018, developing hypersonic aircraft to revolutionize global transportation with Mach 5 capabilities for both commercial passenger travel and defense applications, including partnerships with the US Air Force and NASA. The company raised $100 million in its Series B funding round announced on March 10, 2022, led by Sam Altman with participation from new investors Founders Fund, In-Q-Tel, and existing backers Khosla Ventures, Canaan Partners, Bling Capital, Revolution’s Rise of the Rest Seed Fund, and others including Keith Masback, Pallas Ventures, and RTX Ventures. One source reports the round reached a $1B valuation. The funds are designated to complete development of Hermeus' first autonomous hypersonic aircraft, Quarterhorse, following its prototype unveiling in November 2021 with plans for a 2023 test flight, initiate flight services operations, and accelerate work on Darkhorse, an uncrewed sustained hypersonic vehicle. Lessons from these platforms will inform the commercial passenger aircraft Halcyon. The investment underscores private capital's role in advancing hypersonic technology alongside government early markets. CEO AJ Piplica highlighted the round as validation of the team's execution amid high engineering challenges, entering a phase with elevated stakes and resources for ambitious goals. Investors like Trae Stephens of Founders Fund praised Hermeus' speed in risk reduction and dual-market strategy, while Sam Altman emphasized the engineering culture and roadmap to realize hypersonic travel's economic and social benefits. |
| Oct 2020 | Series A | Canaan Partners (lead); Keith Masback; Revolution; Khosla Ventures; Bling Capital | $16M | - | Hermeus is an aerospace company developing Mach 5 hypersonic aircraft capable of transatlantic flights in approximately 90 minutes. The company was founded in 2018 and operates from Atlanta with a team composed of engineers and executives with experience from leading aerospace firms including SpaceX, Blue Origin, NASA, and Boeing. In October 2020, Hermeus closed a $16 million Series A funding round led by Canaan Partners, with participation from existing investors Khosla Ventures, Bling Capital, and Revolution's Rise of the Rest Seed Fund. The capital enabled development of a full-scale engine prototype and expansion of the company's Atlanta test facility to include light manufacturing capabilities. Prior to the Series A, Hermeus had successfully tested a subscale engine prototype in February 2020, demonstrating core design validation using relatively mature aerospace technologies. |
Who has invested in Hermeus?
18 investors have backed Hermeus across its funding rounds, including Khosla Ventures, Canaan Partners, Bling Capital, Founders Fund, Revolution and RTX Ventures.
Lead investors include Khosla Ventures, Sam Altman and Canaan Partners.
Hermeus Investors
| Investor | HQ | Rounds | Role | First check |
|---|---|---|---|---|
| 3 | Lead | Oct 2020 | ||
| 3 | Lead | Oct 2020 | ||
| 3 | Participant | Oct 2020 | ||
| 2 | Participant | Mar 2022 | ||
| 2 | Participant | Oct 2020 | ||
| 2 | Participant | Oct 2020 | ||
| 2 | Participant | Mar 2022 | ||
| 1 | Participant | Jul 2024 | ||
| 1 | Participant | Apr 2026 | ||
| 1 | Participant | Apr 2026 | ||
| 1 | Participant | Apr 2026 | ||
| 1 | Participant | Apr 2026 | ||
| 1 | Participant | Apr 2026 | ||
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Benchmark 350K+ Funding Rounds and Disclosed VC Valuation Multiples
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Start Free TrialHermeus Competitors
Hermeus competitors include listed companies like Droneshield and Merlin, and private ones like Venus Aerospace, JetZero, True Anomaly and Zero Gravity Aircraft Industry.
| Company | HQ | Status | Revenue | EBITDA | Valuation | Revenue Multiple |
|---|---|---|---|---|---|---|
| Private | - | - | $778M | - | ||
| Private | - | - | $1.6B | - | ||
| Private | - | - | $2.2B | - | ||
| Publicly listed | $154M | $3M | $1.1B | 5.8x | ||
| Publicly listed | $1M | ($52M) | $208M | 23.3x | ||
| Private | - | - | $630M | - |
Hermeus Public Comps
Hermeus is still privately-owned, but its public comps include Extreme Vision, Astroscale, Vincorion, HAITE High-Tech, Robosense, Aeva, BlackSky, Invisio, Red Cat Holdings and Droneshield.
| Last FY | EV/Revenue | EV/EBITDA | ||||||
|---|---|---|---|---|---|---|---|---|
| Revenue | EBITDA | Last FY | LTM | 2027E | Last FY | LTM | 2027E | |
| $44M | ($6M) | 22.8x | 11.6x | (163.7x) | - | |||
| $38M | ($58M) | 24.8x | 20.9x | (16.5x) | (21.7x) | |||
| $277M | $53M | 4.2x | 3.4x | 21.8x | 17.0x | |||
| $232M | ($33M) | 4.8x | - | (33.9x) | - | |||
| $289M | ($19M) | 2.1x | 1.6x | (31.9x) | (52.9x) | |||
| $18M | ($139M) | 54.7x | 35.6x | (7.1x) | (8.7x) | |||
| $107M | ($28M) | 8.6x | 7.0x | (32.8x) | 68.0x | |||
| $177M | $39M | 6.0x | 5.1x | 27.3x | 23.2x | |||
This data is available for Pro users. Sign up to see all Hermeus competitors and their valuation data. Start Free Trial | ||||||||
Common questions about Hermeus
| When was Hermeus founded? | Hermeus was founded in 2018. |
| Where is Hermeus headquartered? | Hermeus is headquartered in Atlanta, GA, United States. |
| Is Hermeus publicly listed? | No, Hermeus is a private, VC-backed company. |
| What is Hermeus' valuation? | Hermeus was last valued at $1B in its Series C in April 2026. |
| How much funding has Hermeus raised? | Hermeus has raised $356M across 4 funding rounds. |
| What was Hermeus' last funding round? | Hermeus' last funding round was a $200M Series C in April 2026, led by Khosla Ventures. |
| Who are Hermeus' investors? | Hermeus' investors include Canaan Partners, Khosla Ventures, Bling Capital, RTX Ventures, Keith Masback, Revolution, Founders Fund, Sahin Boydas, Circadian Ventures, Socium Ventures and 8 others. |
| Which companies are comparable to Hermeus? | Companies comparable to Hermeus include Venus Aerospace, JetZero, True Anomaly, Droneshield, Merlin and Zero Gravity Aircraft Industry. |
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