LinkedIn · Jun 2025
Company hiring signal; frames the product as a hypersonic, air-breathing first-stage aircraft and reiterates active recruiting.
Hypersonic space plane that can take-off from any location and weather
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Velontra is a Cincinnati/Lebanon, Ohio aerospace propulsion startup building low-cost subsonic, supersonic, and hypersonic engines and a hypersonic space-plane concept for unmanned systems and LEO access. The company emphasizes rapid design-build-test cycles, vertical integration, and lower-cost development.
Primary product
Hypersonic air-breathing propulsion systems and hypersonic space-plane concept (Bronco / turbo-ramjet family)
Founded
2021
Headquarters
Cincinnati, Ohio, United States
Team size
1-10 employees
Industry
Defense & Space
Sub-industry
Aerospace propulsion / hypersonic propulsion
Offices
0 jobs at Velontra
Check back later for new openings
Business model
Stage
Seed / Early Stage VC
Total raised
$900K
Latest round
Convertible Note - II · Mar 2025
Latest amount
$250K
Mar 2025 · Undisclosed investors
Sep 2022
Aug 2022
Aug 2022
Jul 2022
Oct 2021
Jun 2021
Leadership
Chief Executive Officer
Eric Briggs
Chief Operating Officer
Board of Advisors
Founders
Mark Longenecker
Founding member / Chief Legal Officer
Co-founder / Chief Operating Officer
Zachary Green
Co-founder / initial Chief Executive Officer
Investors
Mission-driven aerospace culture that values rapid iteration, few meetings, excellence, vertical integration, low cost, and fast design-build-test cycles.
Pricing
Custom contract pricing for aerospace hardware and development; public target pricing cited at about $1M for a supersonic system and $5M for a hypersonic system.
Differentiators
Technology
Customers
Competitors
Estimated revenue
About $5M ARR (public estimate)
Estimated monthly visits
754
Traffic estimate as of Jun 2026
LinkedIn · Jun 2025
Company hiring signal; frames the product as a hypersonic, air-breathing first-stage aircraft and reiterates active recruiting.
Signalbase · Apr 2025
Funding news describing a $250K capital infusion to accelerate hypersonic R&D and space-plane work.
LinkedIn · Dec 2024
Company post celebrating collaboration with Venus Aerospace on the VDR2 engine and hypersonic flight work.
Dayton Daily News · Jun 2023
Local coverage of Bronco testing and the company’s commercial and defense applications, including target pricing and next steps.
Forbes · Jun 2023
Forbes profile of Velontra’s Bronco hypersonic engine testing at Purdue and the company’s low-cost propulsion thesis.