Luminary
Luminary builds AI software that predicts physical performance for engineering design, used by aerospace, automotive and manufacturing firms. The 77-person company has raised $187M, including a Series B in September 2025.
The growth story
Luminary grew from 38 to 77 employees between 2022 and 2026, raising $187M along the way, most recently a Series B in September 2025.
About
Luminary sells AI models that simulate physical systems like cars, aircraft and electronics, replacing traditional simulation methods that take months. Its customers include aerospace and defense firms, automotive companies and industrial manufacturers.
The company has raised $187M from investors including N47 and NVentures, with its latest round in September 2025. It employs 77 people, with engineering making up 40% of staff.
Founders and leadership
Engineering is Luminary's largest function, accounting for 31 of its 77 employees. The company has a median tenure of 2 years, suggesting moderate turnover.
The Luminary org chart
Juan Alonso (CTO & Co-founder) leads 20 mapped leaders with 10 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 37 (+61% YoY), Sales 6 (+500% YoY), Business Development 6 (+100% YoY), Marketing 5 (+25% YoY), Information Technology 3 (0% YoY), Product Management 3 (+50% YoY).
Talent flow
Luminary recruits heavily from Stanford University, which accounts for 7 of its 58 analyzed profiles. Other top sources include Amazon, Ansys and NASA Ames Research Center. Alumni often move to Siemens Digital Industries Software and NVIDIA.
Most common previous employers of Luminary staff: Stanford University (7), Amazon (4), Ansys (4), Salesforce (3), Amazon Web Services (AWS) (3), NASA Ames Research Center (3). Former Luminary employees most often moved to Siemens Digital Industries Software (3), NVIDIA (3), Amazon Web Services (AWS) (2), Google (2), Vinci4D.ai (2), Uniphore (2).
Alumni worth knowing
What this company is made of
Most common skills at Luminary: Python (Programming Language) (39), C++ (29), MATLAB (28), Machine Learning (24), Computational Fluid Dynamics (CFD) (24), Leadership (21), Linux (20), Cloud Computing (18).
Where the team actually sits
Luminary people are concentrated in San Francisco Bay Area (23), California, United States (17), United States (4), Washington, United States (3).
Search footprint
Luminary attracts about 454 organic search visits a month, traffic worth roughly $1K a month if bought through ads. It gained 37 ranking keywords and lost 11 in the last period.
What employees say
- Compensation
- 4.60 / 5
- Career opportunities
- 4.40 / 5
- Senior management
- 3.90 / 5
- Work-life balance
- 4.50 / 5
Frequently asked
Luminary has 77 employees as of September 2026.
Luminary has raised $187M in total, most recently a Series B round in September 2025.
Luminary was founded in 2019 by Juan Alonso.
Juan Alonso (CTO & Co-founder) sits at the top of Luminary's reporting structure, with 10 direct reports.
The most common previous employers of current Luminary staff are Stanford University (7 people), Amazon (4 people), Ansys (4 people).
Former Luminary employees most often move to Siemens Digital Industries Software (3), NVIDIA (3), Amazon Web Services (AWS) (2).
Luminary attracts about 454 organic search visits a month, worth roughly $1K a month in equivalent ad spend.
The most common skills among Luminary staff are Python (Programming Language), C++, MATLAB, Machine Learning, Computational Fluid Dynamics (CFD).
Luminary staff are concentrated in San Francisco Bay Area (23), California, United States (17), United States (4).
Luminary has about 37 people in Engineering, up 61% over the past year, as of September 2026.
Luminary has about 6 people in Sales, up 500% over the past year, as of September 2026.
Computed from 58 current and 98 former Luminary profiles, as of September 2026. Source: Crustdata.
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