MatX
MatX designs AI hardware that delivers 10x more computing power for large models, enabling startups to train models like GPT-4 on a small budget. The Mountain View-based company, founded in 2022, has raised $625M and employs 134 people.
The growth story
MatX grew from 1 to 134 employees between 2022 and 2026, raising $625M along the way, most recently a Series B in February 2026.
About
MatX builds specialized hardware optimized for training and running large AI models, targeting AI labs and startups. Its technology aims to make advanced AI capabilities accessible to smaller organizations by reducing the cost and resource requirements typically associated with large-scale model training.
The company has raised $625M in funding, including a Series B round in February 2026, and employs 134 people. Its rapid growth reflects the high demand for cost-effective AI hardware solutions in a competitive market.
Founders and leadership
Engineering is the largest function at MatX, accounting for 58 employees. The company’s leadership includes founders with backgrounds in AI and hardware, supported by investors like Adam D’Angelo and Daniel Gross.
The MatX org chart
Reiner Pope (Founder and CEO) leads 30 mapped leaders with 4 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 58 (+87% YoY), Arts and Design 11 (+120% YoY), Information Technology 9 (+29% YoY), Human Resources 8 (+300% YoY), Research 8 (+100% YoY), Quality Assurance 7 (+75% YoY).
Talent flow
MatX’s team is heavily sourced from tech giants, with 25% coming from Google and 17% from Intel. Alumni have moved to companies like Qualcomm and Amazon Web Services, though turnover appears low given the median tenure of 1 year.
Most common previous employers of MatX staff: Google (25), Intel (17), Apple (10), Microsoft (9), Qualcomm (8), Broadcom (8). Former MatX employees most often moved to Open Project (2), OncoRx Insights (1), Qualcomm (1), Sarvam (1), Getting Started (1), Amazon Web Services (AWS) (1).
Alumni worth knowing
Hiring now
Web traffic
Traffic mix: 49% direct, 29% search, 12% social, 1% paid.
What this company is made of
Most common skills at MatX: C++ (54), Python (Programming Language) (50), C (Programming Language) (43), Application-Specific Integrated Circuits (ASIC) (34), Verilog (33), System on a Chip (SoC) (29), Algorithms (28), Java (28).
Where the team actually sits
MatX people are concentrated in California, United States (64), San Francisco Bay Area (23), New York, United States (3), United States (2).
Search footprint
MatX attracts about 624 organic search visits a month, traffic worth roughly $1K a month if bought through ads. It gained 25 ranking keywords and lost 17 in the last period.
What employees say
- Compensation
- 4.00 / 5
- Career opportunities
- 5.00 / 5
- Senior management
- 4.00 / 5
- Work-life balance
- 4.00 / 5
Frequently asked
MatX has 134 employees as of September 2026.
MatX has raised $625M in total, most recently a Series B round in February 2026.
MatX was founded in 2022 by Mike Gunter, Reiner Pope.
Reiner Pope (Founder and CEO) sits at the top of MatX's reporting structure, with 4 direct reports.
The most common previous employers of current MatX staff are Google (25 people), Intel (17 people), Apple (10 people).
Former MatX employees most often move to Open Project (2), OncoRx Insights (1), Qualcomm (1).
MatX attracts about 624 organic search visits a month, worth roughly $1K a month in equivalent ad spend.
The most common skills among MatX staff are C++, Python (Programming Language), C (Programming Language), Application-Specific Integrated Circuits (ASIC), Verilog.
MatX staff are concentrated in California, United States (64), San Francisco Bay Area (23), New York, United States (3).
MatX has about 58 people in Engineering, up 87% over the past year, as of September 2026.
MatX has about 11 people in Arts and Design, up 120% over the past year, as of September 2026.
Computed from 112 current and 18 former MatX profiles, as of September 2026. Source: Crustdata.
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