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Exos Aerospace Systems & Technologies

Greenville, US · Texas corporation

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Exos Aerospace designs and manufactures reusable launch vehicles and advanced cryogenic fuel tank systems for suborbital and orbital missions. The company serves space operators and researchers seeking affordable, environmentally sustainable alternatives to traditional propulsion technologies.

Founders & leadership

DM
David MitchellPresident and Co-Founder
JQJohn Quinn
John QuinnChief Executive Officer and Co-Founder
NMNeil Milburn
Neil MilburnChief Operating Officer and Co-FounderNeil Milburn holds a B.Sc. in Chemical Engineering from the University of Leeds (1972) and has worked in aerospace and education, including four years at Armadillo Aerospace and twelve years teaching physics and chemistry. He joined Exos Aerospace as Chief Operating Assistant and co-founder in 2021, where he has led the development and testing of the company's reusable hypersonic launch vehicle program.
RBRussell Blink
Russell BlinkChief Technology Officer and Co-FounderRussell Blink is Chief Technology Officer and co-founder of Exos Aerospace Systems & Technologies, which designs and manufactures reusable launch vehicles and cryogenic fuel tank systems.
PEPhil Eaton
Phil EatonOperations Manager and Co-Founder
TQTeresa Quinn
Teresa QuinnCo-Founder

Reported raises · per SEC filings

Form D private placements

$9.7M disclosed across 9 of 11 rounds · 2016–2025

▶$131.8KraisedMar 2025 · 8 investors · Other
Officers, directors & promoters on the filing
  • David MitchellDirector
Offering amount
$5M
Amount sold
$131.8K
Minimum investment
$500
Proceeds to insiders
$85K
First sale
Feb 2025
Incorporated
Corporation, Texas
Federal exemptions
04.3
Full filing on SEC EDGAR ↗
▶$2MraisedSep 2024 · 95 investors · Other
Officers, directors & promoters on the filing
  • David Parker MitchellDirector
Offering amount
$2M
Amount sold
$2M
Minimum investment
$500
Proceeds to insiders
$85K
First sale
May 2022
Incorporated
Corporation, Texas
Federal exemptions
04.3
Full filing on SEC EDGAR ↗
▶$503KraisedNov 2021 · 16 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • David Parker MitchellExecutive Officer
Offering amount
$618K
Amount sold
$503K
Minimum investment
$3K
Proceeds to insiders
$80K
First sale
Sep 2021
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.6MofferedNov 2021 · 45 investors · Other
Officers, directors & promoters on the filing
  • David Parker MitchellExecutive Officer
Offering amount
$1.6M
Minimum investment
$3K
Proceeds to insiders
$80K
Incorporated
Corporation, Texas
Federal exemptions
04
Full filing on SEC EDGAR ↗
▶$1MofferedJan 2021 · Other
Officers, directors & promoters on the filing
  • David P MitchellExecutive Officer
Offering amount
$1M
Minimum investment
$950
Proceeds to insiders
$200K
Placement agents
Fern Mitchell
Incorporated
Corporation, Texas
Federal exemptions
04
Full filing on SEC EDGAR ↗
▶$1.2MraisedJan 2021 · 200 investors · Other
Officers, directors & promoters on the filing
  • David Parker MitchellExecutive Officer
Offering amount
$1.2M
Amount sold
$1.2M
Minimum investment
$500
Proceeds to insiders
$200K
First sale
May 2019
Incorporated
Corporation, Texas
Federal exemptions
04
Full filing on SEC EDGAR ↗
▶$1.7MraisedJan 2021 · 85 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • David Parker MitchellExecutive Officer
  • John QuinnExecutive Officer
Offering amount
$1.7M
Amount sold
$1.7M
Minimum investment
$500
Proceeds to insiders
$148.7K
First sale
Jan 2017
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$404.8KraisedJan 2021 · 64 investors · Other
Officers, directors & promoters on the filing
  • John QuinnExecutive Officer
  • David Parker MitchellExecutive Officer
Offering amount
$540K
Amount sold
$404.8K
Minimum investment
$100
Proceeds to insiders
$85K
First sale
Dec 2018
Incorporated
Corporation, Texas
Federal exemptions
04
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Related companies · 3

Companies working in the same space as Exos Aerospace Systems & Technologies.

Non-dilutive funding · 2 SBIR/STTR awards

Federal grants — no equity taken
AgencyPhaseYearAmount
U.S. Air ForceAir ForcePhase II2021$750K
U.S. Air ForceAir ForcePhase I2020$50K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

Frequently asked questions

What does Exos Aerospace Systems & Technologies do?
Exos Aerospace designs and manufactures reusable launch vehicles and advanced cryogenic fuel tank systems for suborbital and orbital missions. The company serves space operators and researchers seeking affordable, environmentally sustainable alternatives to traditional propulsion technologies.
Who founded Exos Aerospace Systems & Technologies?
Exos Aerospace Systems & Technologies was founded by David Mitchell, John Quinn, Neil Milburn, Russell Blink, Phil Eaton, Teresa Quinn.
How much funding has Exos Aerospace Systems & Technologies raised?
Exos Aerospace Systems & Technologies has disclosed $9.7M raised across 9 of its 11 known rounds.
Where is Exos Aerospace Systems & Technologies headquartered?
Exos Aerospace Systems & Technologies is headquartered in Greenville, US.