PQShield

Leading Experts in Post-Quantum Cryptography For Software and Hardware "Think openly, build securely"

Founded 2018

Oxford, United Kingdom 101 employees Series B Total: $64.70M Cyber Security, Quantum

General Information

Company Name PQShield

Founded Year 2018

Location

Oxford, United Kingdom

Founders / Decision Makers

Employees 101

Industries Cyber Security, Quantum

Funding Stage Series B

Business Model B2B, SaaS, API

Revenue Model Licensing, Product Sales, Service Fee

Offices as of Sep 2026

Oxford, United Kingdom Paris, France Amsterdam, The Netherlands

Social

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Recorded by Bounce Watch from public sources. Every entry below carries the date we observed it, and when we have not looked recently the page says so rather than leaving silence to imply nothing happened.

Event Participation Sep 28, 2026

PQShield is participating in the OpenSSL Conference 2026 in Prague, focusing on cryptography as infrastructure and post-quantum standards.

Product Launch Sep 24, 2026

PQShield has launched SUCRE, a new quantum-resistant signature tool that significantly speeds up physical protection for ML-DSA by 4–6x without leaking keys, enhancing post-quantum security on micr…

Award Received Sep 22, 2026

PQShield was named one of the top 10 UK quantum computing startups by Tech Funding News, highlighting Britain's strong quantum R&D.

New Partnership Sep 16, 2026

PQShield announced a content collaboration with Microsoft, featuring Kevin Reifsteck, Director for Cybersecurity Policy at Microsoft, on their "Shielded" podcast.

Grant Received Sep 11, 2026

PQShield is participating in the FORTRESS project, which is funded by Horizon Europe, where they lead Work Package 2.

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About PQShield

PQShield, a United Kingdom-based startup founded in 2018, is at the forefront of post-quantum cryptography, focusing on adapting to the forthcoming era where quantum computing poses a threat to traditional cryptographic methods. Leveraging its expertise in both software and hardware solutions, the company aims to provide quantum-resistant security solutions, ensuring the protection of global technology supply chains.

Recognized for its innovation and leadership, PQShield was honored as a World Economic Forum Tech Pioneer in 2021, a FAST COMPANY winner in 2022, a WIRED Trailblazer in 2023, and one of Bloomberg’s Startups to Watch in 2023.

The company recently secured a $37.00M Series B investment in June 2024, with contributions from notable investors such as Legal & General, Oxford Science Enterprises, Chevron, and Addition VC. This funding will bolster its capabilities in establishing new global standards and upgrading security mechanisms against potential quantum threats.

Taxonomy: Post-Quantum Cryptography, Quantum-Resistant Solutions, Cryptography Solutions, Digital Security, Quantum Computing Threat Mitigation, Hardware Security, Software Security, Cloud-based Security, Global Standardization, Technology Supply Chain Security, Sensitive Data Protection, Cyber Defense, Innovation in Security, Digital Age Security

Services & Products

Post-Quantum Cryptography Solutions

Cryptographic Library Development

Hardware Security Products

Secure System Design and Implementation

Consulting on Post-Quantum Transition

Target Customers

Semiconductor Manufacturers Automotive Industry Network and Telecommunications Providers Military and Aerospace Organizations Industrial IoT Integrators Enterprise Platform Developers Identity and Payment Technology Providers

Funding Rounds & Investors (8)

View All

Funding Stage	Amount	Investors	Lead Investors	Date
Series B	$37.00M	6	Legal & General, Legal & General Capital +4	01 Jun 2024
Grant	£350.00K	-		01 Jan 2023
Series A	$20.00M	3	Crane Venture Partners, Addition +1	01 Jan 2022
Seed	$7.00M	4	Crane Venture Partners, Kindred Capital +2	01 Jul 2020
Grant	£350.00K	-		01 Nov 2019
Grant	Undisclosed	-		01 Sep 2018
Seed	Undisclosed	1	Oxford Science Enterprises	01 May 2018
Spinout	Undisclosed	2	The University of Oxford, Oxford University Innovation	01 Jan 2018

Latest News

View All

NIST Taps PQShield To Map Global Rules For Quantum-safe Algorithms

Quantum Zeitgeist Sep 03, 2026

Terra Quantum wins US Air Force contract for quantum-resistant network study

Thenextweb Aug 06, 2024

PQShield raises $37M Series B for post-quantum cryptography

Tech Jun 20, 2024

UK cybersecurity startup PQShield raises $37M for post-quantum cryptography

Thenextweb Jun 20, 2024

Quantum computers could be coming: PQShield just raised $37m to protect tech against them

Sifted Jun 20, 2024

PQShield Alternatives & Competitors

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FAQ About PQShield

Leading Experts in Post-Quantum Cryptography For Software and Hardware "Think openly, build securely"

PQShield was founded in 2018.

PQShield is headquartered in Oxford, United Kingdom. As of Sep 2026, it also has offices in Paris, France and Amsterdam, The Netherlands.

PQShield operates in Cyber Security and Quantum. Its work centres on Post-Quantum Cryptography, Quantum-Resistant Solutions, Cryptography Solutions and Digital Security. Its customers include Semiconductor Manufacturers, Automotive Industry and Network and Telecommunications Providers.

PQShield has a B2B, SaaS and API business model. Its revenue comes from Licensing, Product Sales and Service Fee.

PQShield has approximately 101 employees.

PQShield has completed 8 funding rounds, raising a total of $64.70M. The latest funding stage is Series B.

PQShield offers: Post-Quantum Cryptography Solutions, Cryptographic Library Development, Hardware Security Products, Secure System Design and Implementation, Consulting on Post-Quantum Transition.

Top alternatives and competitors to PQShield include Resquant, QuSecure, Tauria, Quantinuum. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.

PQShield and Resquant are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for PQShield, https://bouncewatch.com/company/pqshield, updated 21 September 2026. When citing, please name BounceWatch and link this page.

PQShield

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About PQShield

Services & Products

Target Customers

Funding Rounds & Investors (8)

Latest News

PQShield Alternatives & Competitors

FAQ About PQShield