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Skydweller
Defence · Madrid, Spain · Founded 2017
A US-Spanish aerospace company developing solar powered aircraft solutions capable of achieving perpetual flight with the highest—and most meaningful—payload capacity MoreLess
In 2017, Skydweller Aero was founded by Robert Miller and John Parkes, setting out to revolutionize the aviation industry with solar-powered flight. The company emerged with a bold vision: to create aircraft capable of perpetual flight using renewable energy. This ambition was rooted in the acquisition of the Solar Impulse 2 aircraft and its related intellectual property in 2019, a significant milestone that laid the groundwork for Skydweller's innovative journey.
Skydweller's mission is to develop aircraft that can operate without the need for traditional fuel, leveraging solar energy to enable continuous, autonomous flight. This approach not only promises to reduce carbon emissions but also opens new possibilities for defense and commercial applications, where long-duration flight is crucial.
In 2024, Skydweller achieved a groundbreaking feat by completing the world's first autonomous flight of a large solar-powered aircraft. This milestone demonstrated the viability of their technology and marked a significant step forward in sustainable aviation.
As Skydweller continues to push the boundaries of what's possible in aerospace, their work represents a significant shift towards more sustainable and efficient aviation solutions. The company's journey reflects a commitment to innovation and environmental stewardship, positioning them as leaders in the next era of flight.
Company overview
Skydweller company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2017
- Headquarters
- Madrid, Spain
- Employees
- 77
- Open positions
- 3
- Dealroom signal
- 64.0
Valuation & funding
Skydweller funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| DEBT✓Debt | Oct 2023 | $33M | — | European Investment Bank | ↗ |
| SERIES A✓Equity / VC | Sep 2021 | $8M | $160M | Marlinspike · Leonardo · Advection Growth Capital. | ↗ |
| EARLY VCEquity / VC | Mar 2020 | $0 | — | Undisclosed | — |
| SERIES A✓Equity / VC | Nov 2019 | $32M | $128M | Undisclosed | — |
Financials
Revenue, earnings and profit over time
Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.
| Year | Revenue | Growth | Profit | Margin |
|---|---|---|---|---|
| 2026 | $2M | 0% | $2.3M | 112.9% |
| 2025 | $2M | 0% | $2.3M | 112.9% |
| 2024 | $2M | 0% | $2.3M | 112.9% |
| 2023 | $2M | 0% | ||
| 2022 | $2M | — | ||
| 2021 | — | — | ||
| 2020 | — | — |
Growth signals
Skydweller website traffic
Latest recorded traffic for Skydweller is 2.7K monthly website visits, down 12.9% over the last three months. Skydweller's team declined 12.5% over the past year.
Hiring
Open positions at Skydweller
Current openings linked to this company in Dealroom.
Comparisons
Skydweller compared with similar companies
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Talent graph
Skydweller's talent
Source: Dealroom Talent Intelligence.
Investors
5 investors on Skydweller's cap table
Sourced from Dealroom's funding and investor records.





Global footprint
Where Skydweller has talent and traffic
team presence
In the news
Latest news about Skydweller
Recent press, funding announcements, and product moves mentioning Skydweller — open to read from the original sources.
Market sentiment
What the market is saying about Skydweller
An AI-synthesized read of the highest-engagement posts about Skydweller on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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