Hermeus valuation, funding and investors

Hermeus works in hypersonic aircraft design and manufacturing, based in Atlanta, United States. Founded in 2018, it has about 384 employees.

Series C

VALUATION · TODAY

$1.18B +14% after Series C

Range $869M – $1.55B · Grade A

TODAY

+12 MO

$500M

$1.00B

$1.50B

$2.00B

2019

2020

2021

2022

2023

2024

2025

2026

2027

Series A $16.0M

Series B $100M

Series C $350M

ValuationBefore first round12-month outlook: where it points, how wide it fansHover the past: the outlook shows what was predicted then

HEADCOUNT · TODAY384 employees

+52%6m growth

+61%1y growth

+75%2y growth

250

500

Data from Jan 2021

TODAY

Predicted in 1 yr $1.35B +14% vs today

Predicted next raise $148M if a round comes

Winding-down probability 0%

Last round: Series C · $350M · Apr 2026
Valuation at last round: $1.00B
Headcount: 384 · growing
Grade: A
Founded: 2018

How VCMC values companies →

Hermeus valuation today

VCMC values Hermeus at $1.2B today, with a range of $869M to $1.5B and a grade of A. The valuation starts from its last funding round, a Series C round in Apr 2026.

Valuation by date (110 rows)

Each point is what the model would have shown on that date, using only what was known then; before its first round, a company is valued as a startup because it later raised.

Hermeus: valuation by date, as the model would have shown it on each date
Date	Valuation	Range	Predicted in 1 yr	Phase	Headcount	Trend	Grade	Winding-down probability
1 Jan 2018	$9.63M	$3.51M – $26.5M	$13.2M (+37%)	before first round	–	unknown	D	0%
1 Feb 2018	$9.89M	$3.60M – $27.2M	$13.6M (+37%)	before first round	–	unknown	D	0%
1 Mar 2018	$10.1M	$3.69M – $27.8M	$13.9M (+37%)	before first round	–	unknown	D	0%
1 Apr 2018	$10.4M	$3.79M – $28.6M	$14.3M (+37%)	before first round	–	unknown	D	0%
1 May 2018	$10.7M	$3.89M – $29.3M	$14.6M (+37%)	before first round	–	unknown	D	0%
1 Jun 2018	$11.0M	$3.99M – $30.1M	$15.0M (+37%)	before first round	–	unknown	D	0%
1 Jul 2018	$11.3M	$4.10M – $30.9M	$15.4M (+37%)	before first round	–	unknown	D	0%
1 Aug 2018	$11.6M	$4.21M – $31.8M	$15.6M (+35%)	before first round	–	unknown	D	0%
1 Sep 2018	$11.9M	$4.33M – $32.6M	$15.7M (+32%)	before first round	–	unknown	D	0%
1 Oct 2018	$12.2M	$4.44M – $33.5M	$15.9M (+30%)	before first round	–	unknown	D	0%
1 Nov 2018	$12.5M	$4.56M – $34.4M	$16.0M (+28%)	before first round	–	unknown	D	0%
1 Dec 2018	$12.9M	$4.68M – $35.3M	$16.2M (+26%)	before first round	–	unknown	D	0%
1 Jan 2019	$13.2M	$4.81M – $36.3M	$16.3M (+24%)	before first round	–	unknown	D	0%
1 Feb 2019	$13.6M	$4.94M – $37.3M	$16.5M (+21%)	before first round	–	unknown	D	0%
1 Mar 2019	$13.9M	$5.06M – $38.2M	$16.6M (+19%)	before first round	–	unknown	D	0%
1 Apr 2019	$14.3M	$5.20M – $39.2M	$16.8M (+17%)	before first round	–	unknown	D	0%
1 May 2019	$14.6M	$5.33M – $40.2M	$16.9M (+15%)	before first round	–	unknown	D	0%
1 Jun 2019	$15.0M	$5.48M – $41.3M	$17.1M (+13%)	before first round	–	unknown	D	0%
1 Jul 2019	$15.4M	$5.62M – $42.4M	$17.2M (+11%)	before first round	–	unknown	D	0%
1 Aug 2019	$15.6M	$5.68M – $42.8M	$17.4M (+11%)	before first round	–	unknown	D	0%
1 Sep 2019	$15.7M	$5.73M – $43.2M	$17.5M (+11%)	before first round	–	unknown	D	0%
1 Oct 2019	$15.9M	$5.78M – $43.6M	$17.7M (+11%)	before first round	–	unknown	D	0%
1 Nov 2019	$16.0M	$5.83M – $44.0M	$17.8M (+11%)	before first round	–	unknown	D	0%
1 Dec 2019	$16.2M	$5.89M – $44.4M	$18.0M (+11%)	before first round	–	unknown	D	0%
1 Jan 2020	$16.3M	$5.94M – $44.8M	$18.2M (+11%)	before first round	–	unknown	D	0%
1 Feb 2020	$16.5M	$5.99M – $45.2M	$18.3M (+11%)	before first round	–	unknown	D	0%
1 Mar 2020	$16.6M	$6.05M – $45.6M	$18.5M (+11%)	before first round	–	unknown	D	0%
1 Apr 2020	$16.8M	$6.10M – $46.0M	$18.7M (+11%)	before first round	–	unknown	D	0%
1 May 2020	$16.9M	$6.16M – $46.4M	$18.8M (+11%)	before first round	–	unknown	D	0%
1 Jun 2020	$17.1M	$6.21M – $46.9M	$19.0M (+11%)	before first round	–	unknown	D	0%
1 Jul 2020	$17.2M	$6.27M – $47.3M	$19.2M (+11%)	before first round	–	unknown	D	0%
1 Aug 2020	$17.4M	$6.33M – $47.7M	$19.3M (+11%)	before first round	–	unknown	D	0%
1 Sep 2020	$17.5M	$6.38M – $48.2M	$19.5M (+11%)	before first round	–	unknown	D	0%
1 Oct 2020	$17.7M	$6.44M – $48.6M	$19.7M (+11%)	before first round	–	unknown	D	0%
30 Oct 2020	$89.0M	$58.4M – $244M	$160M (+80%)	after a round	–	unknown	C	0%
1 Nov 2020	$89.3M	$58.4M – $244M	$160M (+79%)	after a round	–	unknown	C	0%
1 Dec 2020	$93.7M	$58.4M – $244M	$160M (+71%)	after a round	–	unknown	C	0%
1 Jan 2021	$98.5M	$58.4M – $244M	$160M (+62%)	after a round	20	unknown	C	0%
1 Feb 2021	$104M	$58.4M – $244M	$160M (+54%)	after a round	20	unknown	C	0%
1 Mar 2021	$108M	$58.4M – $244M	$160M (+48%)	after a round	20	unknown	C	0%
1 Apr 2021	$114M	$58.4M – $244M	$160M (+40%)	after a round	20	unknown	C	0%
1 May 2021	$120M	$58.4M – $244M	$160M (+34%)	after a round	20	unknown	C	0%
1 Jun 2021	$126M	$58.4M – $244M	$160M (+27%)	after a round	20	unknown	C	0%
1 Jul 2021	$132M	$58.4M – $244M	$160M (+21%)	after a round	20	unknown	C	0%
1 Aug 2021	$139M	$58.4M – $244M	$160M (+15%)	after a round	20	unknown	C	0%
1 Sep 2021	$146M	$58.4M – $244M	$160M (+10%)	after a round	20	unknown	C	0%
1 Oct 2021	$153M	$58.4M – $244M	$160M (+5%)	after a round	20	unknown	C	0%
1 Nov 2021	$160M	$58.1M – $244M	$160M (0%)	after a round	20	unknown	C	0%
1 Dec 2021	$160M	$55.3M – $244M	$160M (0%)	after a round	20	unknown	C	0%
1 Jan 2022	$160M	$52.6M – $244M	$160M (0%)	after a round	20	unknown	C	0%
1 Feb 2022	$204M	$77.7M – $310M	$204M (0%)	after a round	60	growing	C	0%
1 Mar 2022	$204M	$78.7M – $310M	$204M (0%)	after a round	60	growing	C	0%
11 Mar 2022	$508M	$357M – $1.1B	$761M (+50%)	after a round	60	growing	B	0%
1 Apr 2022	$520M	$357M – $1.1B	$761M (+46%)	after a round	60	growing	B	0%
1 May 2022	$537M	$357M – $1.1B	$761M (+42%)	after a round	60	growing	B	0%
1 Jun 2022	$556M	$357M – $1.1B	$761M (+37%)	after a round	60	growing	B	0%
1 Jul 2022	$575M	$357M – $1.1B	$761M (+32%)	after a round	60	growing	B	0%
1 Aug 2022	$595M	$357M – $1.1B	$761M (+28%)	after a round	60	unknown	B	0%
1 Sep 2022	$616M	$357M – $1.1B	$761M (+24%)	after a round	60	unknown	B	0%
1 Oct 2022	$637M	$357M – $1.1B	$761M (+19%)	after a round	60	unknown	B	0%
1 Nov 2022	$659M	$357M – $1.1B	$761M (+15%)	after a round	60	unknown	B	0%
1 Dec 2022	$681M	$357M – $1.1B	$761M (+12%)	after a round	60	unknown	B	0%
1 Jan 2023	$705M	$357M – $1.1B	$761M (+8%)	after a round	60	unknown	B	0%
1 Feb 2023	$804M	$398M – $1.2B	$847M (+5%)	after a round	98	growing	B	0%
1 Mar 2023	$836M	$398M – $1.2B	$847M (+1%)	after a round	98	growing	B	0%
1 Apr 2023	$847M	$401M – $1.2B	$847M (0%)	after a round	98	growing	B	0%
1 May 2023	$847M	$406M – $1.2B	$847M (0%)	after a round	98	growing	B	0%
1 Jun 2023	$847M	$411M – $1.2B	$847M (0%)	after a round	98	growing	B	0%
1 Jul 2023	$847M	$416M – $1.2B	$847M (0%)	after a round	98	growing	B	0%
1 Aug 2023	$847M	$324M – $1.2B	$847M (0%)	after a round	98	unknown	C	0%
1 Sep 2023	$847M	$310M – $1.2B	$847M (0%)	after a round	98	unknown	C	0%
1 Oct 2023	$847M	$297M – $1.2B	$847M (0%)	after a round	98	unknown	C	0%
1 Nov 2023	$930M	$479M – $1.3B	$930M (0%)	after a round	150	growing	B	0%
1 Dec 2023	$930M	$485M – $1.3B	$930M (0%)	after a round	150	growing	B	0%
1 Jan 2024	$930M	$491M – $1.3B	$930M (0%)	after a round	150	growing	B	0%
1 Feb 2024	$930M	$497M – $1.3B	$930M (0%)	after a round	150	growing	B	0%
1 Mar 2024	$930M	$502M – $1.3B	$930M (0%)	after a round	150	growing	B	0%
1 Apr 2024	$980M	$487M – $1.4B	$980M (0%)	after a round	190	growing	B	0%
1 May 2024	$980M	$489M – $1.4B	$980M (0%)	after a round	190	growing	B	0%
1 Jun 2024	$980M	$492M – $1.4B	$980M (0%)	after a round	190	growing	B	0%
1 Jul 2024	$980M	$494M – $1.4B	$980M (0%)	after a round	190	growing	B	0%
1 Aug 2024	$980M	$336M – $1.4B	$972M (-1%)	after a round	190	up	C	0%
1 Sep 2024	$1.0B	$515M – $1.4B	$1.0B (0%)	after a round	220	growing	B	0%
1 Oct 2024	$1.0B	$517M – $1.4B	$1.0B (0%)	after a round	220	growing	B	0%
1 Nov 2024	$1.0B	$519M – $1.4B	$1.0B (0%)	after a round	220	growing	B	0%
1 Dec 2024	$1.0B	$527M – $1.5B	$1.0B (0%)	after a round	230	growing	B	0%
1 Jan 2025	$1.0B	$529M – $1.5B	$1.0B (0%)	after a round	230	growing	B	0%
1 Feb 2025	$1.0B	$531M – $1.5B	$1.0B (0%)	after a round	230	growing	B	0%
1 Mar 2025	$1.0B	$533M – $1.5B	$1.0B (0%)	after a round	230	growing	B	0%
1 Apr 2025	$1.0B	$419M – $1.5B	$1.0B (0%)	after a round	230	growing	C	0%
1 May 2025	$1.0B	$196M – $1.4B	$982M (-3%)	after a round	230	up	C	0%
1 Jun 2025	$1.0B	$188M – $1.4B	$979M (-3%)	after a round	230	up	D	0%
1 Jul 2025	$1.0B	$181M – $1.4B	$976M (-3%)	after a round	230	up	D	0%
1 Aug 2025	$1.0B	$174M – $1.4B	$974M (-3%)	after a round	230	up	D	0%
1 Sep 2025	$1.0B	$169M – $1.4B	$988M (-3%)	after a round	239	up	D	0%
1 Oct 2025	$989M	$104M – $1.4B	$918M (-7%)	after a round	239	flat	D	0%
1 Nov 2025	$1.0B	$158M – $1.4B	$939M (-6%)	after a round	251	up	D	0%
1 Dec 2025	$1.0B	$152M – $1.4B	$945M (-6%)	after a round	253	up	D	0%
1 Jan 2026	$996M	$146M – $1.4B	$940M (-6%)	after a round	253	up	D	0%
1 Feb 2026	$991M	$141M – $1.4B	$936M (-6%)	after a round	253	up	D	0%
1 Mar 2026	$976M	$82.3M – $1.4B	$910M (-7%)	after a round	253	flat	D	0%
1 Apr 2026	$970M	$78.2M – $1.4B	$905M (-7%)	after a round	253	flat	D	0%
8 Apr 2026	$1.0B	$869M – $1.5B	$1.3B (+30%)	after a round	253	flat	A	0%
1 May 2026	$1.0B	$869M – $1.5B	$1.3B (+28%)	after a round	253	flat	A	0%
1 Jun 2026	$1.0B	$869M – $1.5B	$1.3B (+25%)	after a round	327	growing	A	0%
1 Jul 2026	$1.1B	$869M – $1.5B	$1.3B (+22%)	after a round	327	growing	A	0%
1 Aug 2026	$1.1B	$869M – $1.5B	$1.3B (+20%)	after a round	327	growing	A	0%
1 Sep 2026	$1.1B	$869M – $1.5B	$1.3B (+17%)	after a round	327	growing	A	0%
1 Oct 2026	$1.2B	$869M – $1.5B	$1.3B (+17%)	after a round	384	growing	A	0%
24 Oct 2026	$1.2B	$869M – $1.5B	$1.3B (+14%)	after a round	384	growing	A	0%

Key facts about Hermeus

Founded: 2018
Headquarters: Atlanta, United States
Employees: about 384 +53% in a year
Total raised: $466M
Funding rounds: 3
Last round: Series C Apr 2026

Hermeus was founded in 2018 by AJ Piplica, Glenn Case, Mike Smayda and Skyler Shuford.

Hermeus funding history

Hermeus has 3 funding rounds on record, from Oct 2020 to Apr 2026, $466M in total. The latest disclosed valuation is $1.00B post-money (Series C, Apr 2026).

Series C 7 Apr 2026
Led by Khosla Ventures; with Canaan, Founders Fund, RTX Ventures, Bling Capital, In-Q-Tel, Cox Enterprises, Socium Ventures, Destiny, Georgia Tech Foundation, 137 Ventures, GSBackers, Silicon Valley Bank, Pinegrove Venture Partners, Hercules Capital, Trinity Capital.
Sources: prnewswire.com, starburst.aero, siliconangle.com and 3 more
$350M
$1.00B post-money
Series B 10 Mar 2022
Led by Sam Altman; with Founders Fund, In-Q-Tel, Khosla Ventures, Canaan, Bling Capital, Revolution, AJI Capital, Circadian, Pallas Ventures, RTX Ventures.
Sources: cnbc.com, aero-mag.com, airframer.com and 1 more
$100M
Series A 29 Oct 2020
Led by Canaan; with Khosla Ventures, Bling Capital, Revolution.
Sources: techcrunch.com, globalair.com, aerospacetestinginternational.com and 1 more
$16M

Hermeus investors

21 investors have backed Hermeus; Canaan, Khosla Ventures and Sam Altman led at least one round.

Khosla Ventures lead, 3 rounds
Sam Altman lead
Founders Fund 2 rounds
In-Q-Tel 2 rounds
RTX Ventures 2 rounds
137 Ventures
AJI Capital
Circadian
Cox Enterprises
Georgia Tech Foundation
GSBackers
Pallas Ventures
Pinegrove Venture Partners
Silicon Valley Bank

What Hermeus does

Hermeus works in aircraft parts & services, with 13 recorded offerings and customers in defense.

Hermeus Corporation is an American aerospace company engaged in the design, manufacturing, and testing of high-Mach and hypersonic aircraft for national security and defense applications. The company collaborates with government organizations to develop unmanned, high-speed aircraft, and operates a facility in Jacksonville, Florida, dedicated to engine and propulsion subsystem testing. Hermeus also develops proprietary propulsion technologies, including hybrid engines, and conducts research and development activities related to hypersonic aircraft.

Description from Veridion's company data.

Products and services

Hypersonic Aircraft Design and Manufacturing
High-Mach Aircraft Rapid Prototyping
Unmanned Aircraft Development
Proprietary Engine Engineering and Testing
Hybrid Engine Technology Development
Ramjet and Turbojet Transition Research
Aircraft Propulsion Subsystem Testing
Aerospace Technology Incremental De-Risking
Defense Aviation Capability Development
Government-Aerospace Collaboration Services
Aerospace Engineering Consulting
High-Speed Aircraft Flight Testing
Aerospace Research and Demonstration Services

Markets

Defense

Technology

Hybrid Engine Technology
Turbojet to Ramjet Transition Technology
High-Enthalpy Air-Breathing Propulsion Subsystems

Business model

Business-to-Business
Manufacturing
Enterprise

Industry codes (NAICS)

336411 Aircraft Manufacturing 75% match
541330 Engineering Services 25% match

Questions about Hermeus

What is Hermeus worth?

Valuation $1.2B (range $869M to $1.5B), as of 24 Oct 2026. The last disclosed valuation was $1.00B (Series C, Apr 2026).

Has Hermeus raised money?

Hermeus has 3 funding rounds on record, from Oct 2020 to Apr 2026, $466M in total. The latest disclosed valuation is $1.00B post-money (Series C, Apr 2026).

Who has invested in Hermeus?

Canaan, Khosla Ventures, Sam Altman, Bling Capital, Founders Fund and In-Q-Tel, and 15 more. Lead investors include Canaan, Khosla Ventures and Sam Altman.

How many people work at Hermeus?

About 384, up 53% over the last year. Headcount grew from 20 in Jan 2021 to 384 in Sep 2026.

What does Hermeus do?

Hermeus works in aircraft parts & services, with 13 recorded offerings and customers in defense. Its main offerings are hypersonic aircraft design and manufacturing, high-mach aircraft rapid prototyping and unmanned aircraft development.

When was Hermeus founded, and where is it based?

Hermeus was founded in 2018 and is based in Atlanta, United States. It has about 384 employees, up 53% over the last year.

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