Open Cosmos
Open Cosmos designs, builds, launches and operates small satellites for telecommunications, earth observation, navigation and science. The UK-based company has raised $63M and employs 287 people.
The growth story
Open Cosmos grew from 45 to 287 employees between 2021 and 2026, raising $63M along the way, most recently a Series B in September 2023.
About
Open Cosmos sells end-to-end satellite missions and data services. Its satellites support applications like telecommunications and earth observation, with customers likely including government and commercial entities.
The company raised $63M in a Series B round in September 2023. Its 287 employees suggest steady growth since its 2015 founding, though recent headcount trends are unclear.
Founders and leadership
Engineering is Open Cosmos's largest function, with 85 employees. The company is led by a team with backgrounds in space technology and engineering.
The Open Cosmos org chart
Rafel Jorda Siquier (Founder and CEO) leads 60 mapped leaders with 5 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 100 (+41% YoY), Information Technology 36 (+50% YoY), Operations 24 (+118% YoY), Human Resources 20 (+122% YoY), Business Development 18 (+20% YoY), Finance 10 (+25% YoY).
Talent flow
Open Cosmos recruits heavily from the European Space Agency and Airbus Defence and Space. Alumni often move to other space companies like Astroscale and Airbus. The median employee tenure is 2 years.
Most common previous employers of Open Cosmos staff: European Space Agency - ESA (14), Airbus Defence and Space (10), connected (Acquired by Open Cosmos) (7), CEiiA // Centre of Engineering and Product Development (6), Rivada Space Networks (6), Universitat Politècnica de Catalunya (6). Former Open Cosmos employees most often moved to Astroscale (4), European Space Agency - ESA (2), UK Atomic Energy Authority (2), Airbus Defence and Space (2), SpaceVrse (1), Sensing Atmospheric Intelligence (1).
Alumni worth knowing
The Open Cosmos mafia
Open Cosmos alumni have founded 6 companies, including Sensing Atmospheric Intelligence and Instinct Space (YC W25). These startups focus on space technology and atmospheric monitoring.
6Carlos Fernandez de la Peña, was VP of Business Development, Satellite Data and Services. Managing director Open Cosmos Europe until 2022Tristan Laurent, was Vice President, Market Development until 2021Alex Piñel Neparidze, was Project Management Intern until 2024Alexandre Gol i Mestre, was Mission Operations Engineer until 2026Mark Cowan, was Lead Flight Software Developer until 2019Oliver Wheeler CEng, was Mechanical Design and Analysis Engineer until 2022Hiring now
Web traffic
Traffic mix: 35% direct, 38% search, 10% social, 0% paid.
What this company is made of
Most common skills at Open Cosmos: Microsoft Office (109), Project Management (94), Teamwork (93), MATLAB (93), Python (Programming Language) (89), Engineering (73), Microsoft Excel (73), Communication (63).
Where the team actually sits
Open Cosmos people are concentrated in England, United Kingdom (51), Catalonia, Spain (23), United Kingdom (22), Porto, Portugal (14).
Search footprint
Open Cosmos attracts about 74 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 33 ranking keywords and lost 8 in the last period.
What employees say
- Compensation
- 3.20 / 5
- Career opportunities
- 4.20 / 5
- Senior management
- 3.70 / 5
- Work-life balance
- 3.60 / 5
Frequently asked
Open Cosmos has 287 employees as of September 2026.
Open Cosmos has raised $63M in total, most recently a Series B round in September 2023.
Open Cosmos was founded in 2015 by Rafel Jorda Siquier, Aleix Megias Homar, Jordi Barrera Ars.
Rafel Jorda Siquier (Founder and CEO) sits at the top of Open Cosmos's reporting structure, with 5 direct reports.
The most common previous employers of current Open Cosmos staff are European Space Agency - ESA (14 people), Airbus Defence and Space (10 people), connected (Acquired by Open Cosmos) (7 people).
Former Open Cosmos employees most often move to Astroscale (4), European Space Agency - ESA (2), UK Atomic Energy Authority (2).
At least 6 companies have a founder who previously worked at Open Cosmos, including Telespazio, Sensing Atmospheric Intelligence, Instinct Space (YC W25).
Open Cosmos attracts about 74 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among Open Cosmos staff are Microsoft Office, Project Management, Teamwork, MATLAB, Python (Programming Language).
Open Cosmos staff are concentrated in England, United Kingdom (51), Catalonia, Spain (23), United Kingdom (22).
Open Cosmos has about 100 people in Engineering, up 41% over the past year, as of September 2026.
Open Cosmos has about 36 people in Information Technology, up 50% over the past year, as of September 2026.
Computed from 207 current and 154 former Open Cosmos profiles, as of September 2026. Source: Crustdata.
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