Positron - About the company
Positron is a series B company based in Reno (United States), founded in 2023 by Thomas Sohmers, Barrett Woodside and Edward Kmett. It operates as a Developer of purpose-built hardware to accelerate multimodal AI. Positron has raised $309M in funding from investors like Qatar Investment Authority, DFJ Growth and Valor Equity Partners, with a current valuation of $1B. The company has 273 active competitors, including 114 funded and 24 that have exited. Its top competitors include companies like Groq, Lightmatter and Cerebras.
Sectors and market segments that Positron operate in
Positron serves in the High Tech, Native AI market segments.The primary business model of Positron are:Company Details
Developer of purpose-built hardware to accelerate multimodal AI. It allows deployment through a four-step process. Users can upload trained models from the HuggingFace Transformers Library and utilize an OpenAI API-compliant endpoint for efficient performance.
- Website
- www.positron.ai/
- Social
- Registered Address
- LIME COURT,PATHFIELDS BUSINESS PARK,SOUTH MOLTON,DEVON,ENGLAND,EX36 3LH
Key Metrics
Founded Year
2023
Location
Reno, United States
Stage
Series B
Total Funding
$309M in 3 rounds
Latest Funding Round
Post Money Valuation
$1B as on Feb 04, 2026
Investors
Ranked
18th among 273 active competitors
Employee Count
76 as on Apr 30, 2026
Legal entities associated with Positron
Positron is associated with 1 legal entity given below:
Legal Entity Name | Date of Incorporation | Revenue | Latest Employee Count | Documents |
|---|---|---|---|---|
HYDRO FLO ENVIRONMENTAL LTD CIN: 7377240 , United Kingdom, Active | Sep 14, 2010 | - | 2 (As on Dec 31, 2024) |
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Positron's funding and investors
Positron has raised a total funding of $309M over 3 rounds. Its first funding round was on Feb 11, 2025. Its latest funding round was a Series B round on Jan 16, 2026 for $234M. 11 investors participated in its latest round. Positron has 12 institutional investors and 4 angel investors.
Here is the list of recent funding rounds of Positron:
Date of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Jan 16, 2026 | $234M | Series B | - | - | ||
Jun 16, 2025 | $51.6M | Series A | - | - | ||
Feb 11, 2025 | $23.5M | Seed | - | - | - |
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Positron's founders and board of directors
Founder? Claim ProfileThe founders of Positron are Thomas Sohmers, Barrett Woodside and Edward Kmett. Thomas Sohmers and Mitesh Agrawal are the CEOs of Positron.
Here are the details of Positron's key team members:
- Thomas Sohmers: Founder and CEO of Positron and founder of 1 other company.
- Barrett Woodside: Founder and VP of Product of Positron.
- Edward Kmett: Founder and CTO of Positron.
- Mitesh Agrawal: Co-Founder of Positron. Contact Info: 1 email address
View details of Positron's Founder profiles and Board Members
Positron's employee count trend
Positron has 76 employees as of Apr 26. Here is Positron's employee count trend over the years:
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Positron's Competitors and alternates
Top competitors of Positron include Groq, Lightmatter and Cerebras. Here is the list of Top 10 competitors of Positron, ranked by Tracxn score:
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Rank | Company Details | Short Description | Total Funding | Investors | Tracxn Score |
|---|---|---|---|---|---|
1st | Groq 2016, San Jose (United States), Series E | Provider of AI inference platforms and on-premise AI inference clusters | $1.75B | 72/100 | |
2nd | Lightmatter 2017, Boston (United States), Series D | Developer of photonic interconnects and co-packaged optics for AI infrastructure | $850M | 70/100 | |
3rd | Cerebras 2015, Sunnyvale (United States), Series H | Platform offering computing and artificial intelligence solutions | $2.55B | 70/100 | |
4th | Ambarella 2004, Santa Clara (United States), Public | Manufacturer of AI-enabled image processors | $15.4M | 69/100 | |
5th | Graphcore Systems 2016, United Kingdom, Acquired | Provider of processors and IPUs for enterprises | $767M | 68/100 | |
6th |  Celestial AI 2020, Santa Clara (United States), Acquired | Developer of optical interconnect technology for artificial intelligence infrastructure systems | $589M | 68/100 | |
7th |  Black Sesame Technologies 2016, Pudong (China), Public | Developer of AI-based chips for machine vision tasks | $500M | 67/100 | |
8th |  Axelera AI 2021, Eindhoven (Netherlands), Series C | Developer of hardware and software for edge artificial intelligence inference | $450M | 66/100 | |
9th | SiMa.ai 2018, San Jose (United States), Series C | Developer of hardware and software platform for physical artificial intelligence | $355M | 66/100 | |
10th | Habana 2016, San Jose (United States), Acquired | Developer of AI-based processors for deep learning processing | $120M | 65/100 | |
18th | Positron 2023, Reno (United States), Series B | Developer of purpose-built hardware to accelerate multimodal AI | $309M | 63/100 |
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Positron's Investments and acquisitions
Positron has made no investments or acquisitions yet.
Reports related to Positron
Here is the latest report on Positron's sector:
News related to Positron
Media has covered Positron for a total of 5 events in the last 1 year.
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Positron AI Nets $230 Million Series BMassinvestor•Feb 05, 2026•1517, Resilience Reserve, Positron, AWM and 15 others
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After $230M raise, Positron becomes unicorn to target Nvidia’s Rubin in inference raceTech Funding News•Feb 05, 2026•Positron
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Positron AI Raises $51.6M in Series A to Advance Inference-Optimized Hardwareintelligence360•Aug 05, 2025•Positron, DFJ Growth, Atreides Management, Valor Equity Partners
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Positron AI Gets $51.6M in Series A to Boost Inference-Optimized HardwareYahoo•Jul 28, 2025•Positron, Valor Equity Partners, Atreides Management, DFJ Growth and 2 others
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Positron Secures $23.5M to Design And Manufacture Energy-Efficient, Made-In-America AI ChipsAiThority•Feb 12, 2025•Positron, Flume Ventures, Valor Equity Partners, Atreides Management and 1 other
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Positron Secures $23.5M to Design And Manufacture Energy-Efficient, Made-In-America AI ChipsBakersfield•Feb 11, 2025•Positron, Flume Ventures, Valor Equity Partners, Atreides Management and 8 others
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