When was Positron founded?

Positron was founded in 2023 and became a unicorn in 2026, reaching the milestone in 3 years. It raised its 1st funding round 2 years after its incorporation.

Where is Positron located?

Positron is headquartered in Reno, United States. It is registered at LIME COURT,PATHFIELDS BUSINESS PARK,SOUTH MOLTON,DEVON,ENGLAND,EX36 3LH.

Who is the current CEO of Positron?

Thomas Sohmers and Mitesh Agrawal s of Positron. Thomas Sohmers has also founded 1 company.

How many employees does Positron have?

As of May 31, 2026, the latest employee count at Positron is 77.

Is Positron a funded company?

Positron is a funded company, having raised a total of $309M across 3 funding rounds to date. The company's 1st funding round was a $23.5M Seed round, raised on Feb 11, 2025.

How much is Positron worth?

The latest valuation of Positron is $1B as of Feb 04, 2026.

When was the latest funding round of Positron?

Positron's latest funding was a $234M Series B round on Jan 16, 2026, with participation from 11 investors.

Is Positron a AI Infrastructure company?

The primary sectors of Positron are AI Infrastructure and Artificial Intelligence.

Where does Positron rank among its competitors?

Positron ranks 18th amongst 267 active competitors, of which 114 are funded. It stands 10th in terms of total funding among its competitors. The most recent competitor to raise funding was Cerebras, which secured $850M in Apr, 2026.

Who are the top competitors of Positron?

Positron's top competitors include Groq, Cerebras and Lightmatter. Among them, Cerebras secured the most recent funding round in April, 2026.

Positron - 2026 Company Profile, Team, Funding & Competitors

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 267 active competitors, including 114 funded and 24 that have exited. Its top competitors include companies like Groq, Cerebras and Lightmatter.

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

Series B, Jan 16, 2026, $234M

Post Money Valuation

$1B as on Feb 04, 2026

Investors

Qatar Investment Authority & 15 more

Ranked

18^th among 267 active competitors

Employee Count

77 as on May 31, 2026

Similar Companies

Nvidia & 303 more

View Positron's full profile

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)

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	$1B	-	Qatar Investment Authority	Jump Trading, Unless, Helena, Valor Equity Partners, Atreides Management, DFJ Growth, Resilience Reserve, Flume Ventures, 1517 Fund, Arm
Jun 16, 2025	$51.6M	Series A	-	-	Valor Equity Partners, Atreides Management, DFJ Growth	Flume Ventures, 1517 Fund, Dylan Patel
Feb 11, 2025	$23.5M	Seed	-	-	-	Flume Ventures, Valor Equity Partners, Atreides Management, Resilience Reserve

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View details of Positron's funding rounds and investors

The founders of Positron are Thomas Sohmers, Barrett Woodside and Edward Kmett. Mitesh Agrawal is the CEO 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.
Contact Info: 1 email address
Edward Kmett: Founder and CTO of Positron.
Contact Info: 1 email address
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 77 employees as of May 26. Here is Positron's employee count trend over the years:

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Top competitors of Positron include Groq, Cerebras and Lightmatter. Here is the list of Top 10 competitors of Positron, ranked by Tracxn score:

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	BlackRock, Social Capital & 48 others	72/100
2nd	Cerebras 2015, Sunnyvale (United States), Public	Provider of high-performance AI infrastructure and wafer-scale computing solutions	$2.82B	Fidelity Investments, Foundation Capital ... & 33 others	72/100
3rd	Lightmatter 2017, Boston (United States), Series D	Developer of photonic interconnects and co-packaged optics for AI infrastructure	$850M	Google Ventures, Viking Global Investors ... & 13 others	70/100
4th	Ambarella 2004, Santa Clara (United States), Public	Manufacturer of AI-enabled image processors	$15.4M	Riverwood Capital, Corner Ventures & 7 others	69/100
5th	Graphcore Systems 2016, United Kingdom, Acquired	Manufacturer of hardware and software for machine learning processing tasks	$767M	Atomico, Merian Global Investors & 74 others	68/100
6th	Celestial AI 2020, Santa Clara (United States), Acquired	Developer of optical interconnect technology for artificial intelligence infrastructure systems	$589M	Koch Disruptive Technologies, Fidelity Investments ... & 21 others	68/100
7th	Black Sesame Technologies 2016, Pudong (China), Public	Developer of AI-based chips for machine vision tasks	$500M	NLVC, Tencent & 32 others	67/100
8th	Ayar Labs 2015, San Jose (United States), Series E	Developer of optical interconnect solutions for artificial intelligence infrastructure applications	$872M	Neuberger Berman, Founders Fund & 57 others	66/100
9th	Axelera AI 2021, Eindhoven (Netherlands), Series C	Manufacturer of hardware accelerators and software for artificial intelligence inference	$450M	Innovation Industries, Samsung Catalyst Fund ... & 13 others	66/100
10th	SiMa.ai 2018, San Jose (United States), Series C	Developer of hardware and software platform for physical artificial intelligence	$355M	Fidelity Investments, Maverick Capital & 14 others	66/100
18th	Positron 2023, Reno (United States), Series B	Developer of purpose-built hardware to accelerate multimodal AI	$309M	DFJ Growth, Qatar Investment Authority & 14 others	63/100