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Skydweller

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A US-Spanish aerospace company developing solar powered aircraft solutions capable of achieving perpetual flight with the highest—and most meaningful—payload capacity

Madrid, SpainFounded 2017Defence
Valuation $100–250M Last recorded · 2021
Revenue $1–10M Latest reported FY
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Skydweller and the history behind them.

About Skydweller

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.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2017
Headquarters
Madrid, Spain
Employees
77
Open positions
3
Dealroom signal
64.0/100
Sub-industry
Vehicle Production
Sector
Defence, Solar Energy, Defence Applications, Sustainable Development Goals, Space Tech, Climate Tech, Aerial Drones, Uav, Unmanned Aerial Vehicles, Space Tech for Aviation, Space Tech for Security and Safety, Space Downstream
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
DEBT✓Debt Oct 2023 $33M — European Investment Bank ↗
SERIES A✓Equity / VC Sep 2021 $8M $160M Marlinspike · Leonardo · Advection Growth Capital. ↗
Showing the latest 2 of 4 recorded eventsBook a demo for the full funding history →

Financials

Revenue, earnings and profit over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowthProfitMargin
2026
2025
2024
2023
2022 —
2021 — — —
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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.

Latest monthly visits2.7K 3-month web change-12.9% 1-year team growth-12.5%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

5 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A3 investors entered at this stage

  • Leonardo
  • Advection Growth Capital.
  • Marlinspike

Series B and later1 investor entered at this stage

  • European Investment Bank

Other known investors1 additional known investor

  • NEVA SGR
Team profiled 9 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
5 countries with
team presence
🇪🇸 Spain64.1%
🇺🇸 United States31.3%
🇨🇭 Switzerland1.6%
🇬🇧 United Kingdom1.6%
🇳🇱 Netherlands1.6%
5 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Skydweller on X, ranked by likes and reposts, corporate channels excluded.

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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