constellr
constellr builds high-resolution thermal imaging satellites for defense and security applications, with 113 employees and $80M in funding. Its satellites detect activity patterns that optical and radar systems miss, operating day and night.
The growth story
constellr grew from 20 to 113 employees between 2021 and 2026, raising $80M along the way, most recently a Series A in February 2026.
About
constellr sells thermal imaging data from satellites to defense, maritime, and infrastructure monitoring clients. Its sensors reveal activity patterns invisible to optical and radar systems, providing early warning and verification in contested environments.
The company raised $80M in Series A funding and employs 113 people. Its thermal imaging technology fills a gap in modern intelligence systems by detecting heat signatures that other sensors cannot consistently capture.
Founders and leadership
Engineering is constellr's largest function, with 31 employees. The company has a median tenure of 2 years, suggesting a relatively young workforce.
The constellr org chart
Max Gulde (Co-Founder and CEO) leads 42 mapped leaders with 8 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 34 (-6% YoY), Information Technology 14 (+8% YoY), Operations 12 (+50% YoY), Business Development 11 (0% YoY), Human Resources 5 (+67% YoY), Product Management 5 (-17% YoY).
Talent flow
constellr recruits heavily from OHB SE and Fraunhofer EMI, with 8 and 6 hires respectively. Alumni have moved to ICEYE and founded companies like GroNatural and MinersAI.
Most common previous employers of constellr staff: OHB SE (8), Fraunhofer EMI (6), Thales Alenia Space (4), Bayer (3), Thales (3), Leanspace (3). Former constellr employees most often moved to ICEYE (2), The Atom Company (1), MinersAI (1), GroNatural (1), DSI Aerospace (1), Amathaon Capital (1).
Alumni worth knowing
The constellr mafia
constellr alumni have founded 3 companies, including GroNatural (39 staff) and MinersAI (21 staff).
3Paul Streater, was Board Observer until 2025Thomas-Louis de Lophem, was Head Of Products until 2023Guerric de Crombrugghe, was Senior Advisor, Products & Public Affairs until 2023Hiring now
Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at constellr: Python (Programming Language) (51), Microsoft Office (40), Project Management (39), MATLAB (35), English (32), Microsoft Excel (30), Teamwork (30), Management (27).
Where the team actually sits
constellr people are concentrated in Baden-Württemberg, Germany (8), Greater Munich Metropolitan Area (7), Bavaria, Germany (7), Berlin, Germany (5).
Search footprint
constellr attracts about 17 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 5 ranking keywords and lost 1 in the last period.
Frequently asked
constellr has 113 employees as of September 2026.
constellr has raised $80M in total, most recently a Series A round in February 2026.
constellr was founded in 2020 by Max Gulde, Christian Mittermaier, Marius Bierdel.
Max Gulde (Co-Founder and CEO) sits at the top of constellr's reporting structure, with 8 direct reports.
The most common previous employers of current constellr staff are OHB SE (8 people), Fraunhofer EMI (6 people), Thales Alenia Space (4 people).
Former constellr employees most often move to ICEYE (2), The Atom Company (1), MinersAI (1).
At least 3 companies have a founder who previously worked at constellr, including GroNatural, MinersAI, The Atom Company.
constellr attracts about 17 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among constellr staff are Python (Programming Language), Microsoft Office, Project Management, MATLAB, English.
constellr staff are concentrated in Baden-Württemberg, Germany (8), Greater Munich Metropolitan Area (7), Bavaria, Germany (7).
constellr has about 34 people in Engineering, down 6% over the past year, as of September 2026.
constellr has about 14 people in Information Technology, up 8% over the past year, as of September 2026.
Computed from 88 current and 45 former constellr profiles, as of September 2026. Source: Crustdata.
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