Fundraising FoxUrsa Major
Berthoud, US · Founded 2015 · 16 known investors
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Ursa Major develops flight-proven aerospace and defense systems, including hypersonic engines, solid rocket motors, and space mobility solutions for military and defense applications. The company combines additive manufacturing with rapid development to deliver systems for land, sea, air, and space domains.
Also known as Ursa Major Technologies
Founders & leadership
Ursa Major was founded in 2015 by Joe Laurienti and Nick Doucette.
Investors · 16
How we know: Alpha Edison's portfolio page · a partner's Signal profile · the VCSheet dataset · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
How we know: Balerion Space Ventures's portfolio page · Not right? Tell us
How we know: Eclipse Ventures's portfolio page · a partner's Signal profile · open dataset · 5k.vc investor directory · Not right? Tell us
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How we know: Harpoon Ventures's portfolio page · Not right? Tell us
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How we know: Industrious Ventures's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the VCSheet dataset · open dataset · 5k.vc investor directory · manaventures.vc · Not right? Tell us
How we know: Space Capital's portfolio page · a partner's Signal profile · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: payloadspace.com · Not right? Tell us
How we know: payloadspace.com · the VCSheet dataset · Not right? Tell us
Funding
SEC filings, press & company announcements$100M disclosed across 1 of 2 rounds · 2023–2025
- $100MSeries ENov 2025 · 3 sourcesSource ↗
- Undisclosed amountSeries DDec 2023
Eclipse (lead), Explorer 1 Fund (lead)
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Company profile
researched Aug 2026Ursa Major is an aerospace and defense company that develops propulsion and munitions systems across three mission areas: hypersonics, solid rocket motors (SRMs), and space mobility. Its product scope spans throttleable, storable hypersonic propulsion, extended-range solid rocket motors, satellite propulsion intended to support tactically responsive space operations, and complete all-up rounds in addition to standalone engines and motors.
The company positions its systems as flight-proven and scalable, describing production that relies on additive manufacturing and modular architectures to shorten development and manufacturing timelines relative to legacy propulsion suppliers. Products are marketed as American-made systems supporting joint-force missions across land, sea, air and space domains.
Business model
Ursa Major designs and manufactures propulsion systems, engines, solid rocket motors and all-up rounds, supplying them to defense and space customers; disclosed work includes a U.S. Navy development contract.
Latest developments
Recent announcements include a plan to become a publicly traded company, the opening of a new manufacturing facility in Longmont, and a $10 million U.S. Navy MK 104 development contract.
▸Full profile — market position, technology, go-to-market, geography
Market position
Ursa Major emphasizes flight-proven, scalable hardware produced faster than legacy propulsion providers through additive manufacturing and modular designs, with systems applicable across multiple domains.
Technology
The company applies additive manufacturing and modular system architectures to propulsion hardware, producing throttleable and storable hypersonic engines, extended-range solid rocket motors, and satellite propulsion for responsive space missions.
Go-to-market
U.S. military and defense organizations, including the U.S. Navy, and space mission operators requiring satellite propulsion.
Geography
Headquartered in Berthoud, Colorado, with an additional manufacturing facility in Longmont, Colorado.
Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Related companies · 2
Companies working in the same space as Ursa Major.
Timeline · 3
launches, deals, and filingsUrsa Major opened a new manufacturing facility in Longmont, Colorado.
The company announced in a press release that it intends to become a publicly traded company.
The U.S. Navy awarded Ursa Major a $10 million contract for MK 104 development.
$10M source ↗
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
In the news
▸Research sources · 1
primary sources listed
- Ursa Majorursamajor.com · web
1 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Ursa Major do?
- Ursa Major builds hypersonic engines, solid rocket motors and space propulsion systems for defense customers.
- Who founded Ursa Major?
- Ursa Major was founded by Joe Laurienti, Nick Doucette in 2015.
- Who are Ursa Major's investors?
- Ursa Major's investors include Alpha Edison, Atento Capital, Balerion Space Ventures, Brave Capital, Crosscourt Ventures, Eclipse Ventures, Gaingels, Harpoon Ventures and 8 more.
- How much funding has Ursa Major raised?
- Ursa Major has disclosed $100M raised across 1 of its 2 known rounds.
- Where is Ursa Major headquartered?
- Ursa Major is headquartered in Berthoud, US.