When was Quantinuum founded?

Quantinuum was founded in 2021 and raised its 1st funding round 2 years after it was founded.

Where is Quantinuum located?

Quantinuum is headquartered in Broomfield, United States. It is registered at PARTNERSHIP HOUSE,CARLISLE PLACE,LONDON,ENGLAND,SW1P 1BX.

How many employees does Quantinuum have?

As of Mar 31, 2026, the latest employee count at Quantinuum is 629.

Is Quantinuum a funded company?

Quantinuum is a funded company, having raised a total of $1.34B across 2 funding rounds to date. The company's 1st funding round was a $500M Series D round, raised on Dec 20, 2023.

How much is Quantinuum worth?

The latest valuation of Quantinuum is $10B as of Aug 15, 2025.

When was the latest funding round of Quantinuum?

Quantinuum's latest funding was a $839M Series E round on Aug 15, 2025, with participation from 7 investors.

Is Quantinuum a Quantum Computing company?

The primary sector of Quantinuum is Quantum Computing.

Where does Quantinuum rank among its competitors?

Quantinuum ranks 2nd amongst 62 active competitors, of which 17 are funded. It stands 1st in terms of total funding among its competitors. The most recent competitor to raise funding was PASQAL, which secured an undisclosed amount in Oct, 2025.

Who are the top competitors of Quantinuum?

Quantinuum's top competitors include Infleqtion, QpiAI and PASQAL. Among them, PASQAL secured the most recent funding round in October, 2025.

Quantinuum - 2026 Company Profile, Team, Funding & Competitors

Sectors and market segments that Quantinuum operate in

Quantinuum serves in the High Tech market segments.The primary business model of Quantinuum is:

High Tech > Quantum Computing > ***** **** > ***** ******

Company Details

Provider of quantum solution through research. It provides users with research labs dedicated to quantum computing technology. It caters to drug discovery, healthcare, materials science, cybersecurity, energy transformation, and climate change.

Website: www.quantinuum.com/
Registered Address: PARTNERSHIP HOUSE,CARLISLE PLACE,LONDON,ENGLAND,SW1P 1BX

Key Metrics

Founded Year

2021

Location

Broomfield, United States

Stage

Series E

Total Funding

$1.34B in 2 rounds

Latest Funding Round

Series E, Aug 15, 2025, $839M

Post Money Valuation

$10B as on Aug 15, 2025

Investors

JPMorgan Chase & 9 more

Ranked

2^nd among 62 active competitors

Employee Count

629 as on Mar 31, 2026

Similar Companies

Infleqtion & 71 more

View Quantinuum's full profile

Quantinuum is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
Quantinuum Ltd CIN: 9109848 , United Kingdom, Active	Jun 30, 2014	-	-

Quantinuum has raised a total funding of $1.34B over 2 rounds. Its first funding round was on Dec 20, 2023. Its latest funding round was a Series E round on Aug 15, 2025 for $839M. 7 investors participated in its latest round. Quantinuum has 9 institutional investors and 1 angel investor.

Here is the list of recent funding rounds of Quantinuum:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Aug 15, 2025	$839M	Series E	$10B	-	JPMorgan Chase	Quanta Computer, Serendipity Capital, NVentures, QED Investors, Mitsui, Amgen
Dec 20, 2023	$500M	Series D	$5B	-	JPMorgan Chase	Mitsui, Amgen, Honeywell

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View details of Quantinuum's funding rounds and investors

The founders of Quantinuum are Ilyas Khan and Harrison Dietz.

Here are the details of Quantinuum's key team members:

Ilyas Khan: Founder & CPO of Quantinuum and founder of 1 other company. They serve on the board of 1 company.
Contact Info: 1 email address
Harrison Dietz: Business Analyst to the Founder and Chief Product Officer of Quantinuum.

View details of Quantinuum's Founder profiles and Board Members

Quantinuum's employee count trend

Quantinuum has 629 employees as of Mar 26. Here is Quantinuum's employee count trend over the years:

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Top competitors of Quantinuum include Infleqtion, QpiAI and PASQAL. Here is the list of Top 10 competitors of Quantinuum, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Infleqtion 2007, Louisville (United States), Series C	Provider of quantum computing products and solutions	$311M	Maverick Ventures, Foundry & 31 others	68/100
2nd	Quantinuum 2021, Broomfield (United States), Series E	Provider of quantum solution through research	$1.34B	Mitsui, Quanta Computer & 8 others	59/100
3rd	QpiAI 2019, Bengaluru (India), Series A	Provider of integrated quantum computing and artificial intelligence solutions stack	$43.3M	SIDBI Venture Capital, Avataar Ventures & 11 others	58/100
4th	PASQAL 2016, Paris (France), Series B	Developer of neutral atom quantum computers, offering hardware, cloud access, and software.	$152M	Temasek, Quantonation & 12 others	56/100
5th	QuantWare 2021, Delft (Netherlands), Series A	Developer of superconducting quantum processors, amplifiers, and foundry services for quantum computing	$32.9M	FORWARD.one, InnovationQuarter & 8 others	55/100
6th	Quanfluence 2021, Bengaluru (India), Seed	Provider of quantum computing system and services	$2M	pi Ventures, RTBI & 7 others	54/100
7th	Nanofiber Quantum Technologies 2022, Shinjuku (Japan), Series A	Provider of multiple hardware for quantum computing solutions	$23.9M	Phoenix Venture Partners, JAFCO Group & 6 others	54/100
8th	Quantum Computing 2018, Leesburg (United States), Public	Provider of application software development and consultancy services	-	Falcon Capital	53/100
9th	SpinQ 2018, Shenzhen (China), Series B	Provider of quantum computing systems, software, and educational solutions	-	Shenzhen Angel Investment Guidance Fund, StarsUp ... & 4 others	50/100
10th	SemiQon 2023, Espoo (Finland), Series A	Provider of products for quantum quibit and quantum hardware	$15.7M	Voima Ventures, Lunar Ventures & 3 others	47/100