PQShield
Leading Experts in Post-Quantum Cryptography For Software and Hardware "Think openly, build securely"
104 employees · est. 2018 · Oxford, United Kingdom
Resquant
Pioneering the post-quantum revolution in hardware security.
6 employees · est. 2020 · Poland
PQShield is the older company (2018 vs 2020); PQShield is the larger of the two.
Side-by-Side Comparison
| Metric | PQShield | Resquant |
|---|---|---|
| Founded | ||
| Founded | 2018 older | 2020 |
| Headquarters | ||
| Headquarters | Oxford, United Kingdom | Poland |
| Employees | ||
| Employees | 104 larger | 6 |
| Industry | ||
| Industry | Cyber Security, Quantum | Cyber Security, Quantum |
| Funding Stage | ||
| Funding Stage | Series B | Unknown |
| Total Funding | ||
| Total Funding | $64.70M | $370.00K |
| Funding Rounds | ||
| Funding Rounds | 8 | 5 |
| Services | ||
| Services | Post-Quantum Cryptography Solutions, Cryptographic Library Development, Hardware Security Products, Secure System Design and Implementation, Consulting on Post-Quantum Transition | IP Core licenses for PQC, H/W PQC Accelerators, PQC System-on-a-Chip, Secure Enclaves for IoT |
| Target Customers | ||
| 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 | IoT Developers, Military Organizations, Automotive Manufacturers, ICT Sector Companies, Energy Management Firms, Healthcare Device Manufacturers |
| Taxonomy | ||
| 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 | Post-quantum Cryptography, Hardware Security, Cryptography Accelerator, Quantum Computer Resistance, NIST Standards, Crypto Agility, Deep-tech, Cryptographic Processor, Data Security, Cryptography Consulting, Security Training, Migration To Quantum-secure Standards, Side-channel Protection, Encryption Solutions |
| Website | ||
| Website | pqshield.com | resquant.com |
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 c...
About Resquant
Resquant, founded in 2020 and headquartered in Poland, is at the forefront of the emerging field of post-quantum hardware security. The company's slogan, "Pioneering the post-quantum revolution in hardware security," aptly reflects its mission to safeguard electronic devices against quantum computer...
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Compiled from the BounceWatch company index. We last looked at PQShield on 26 Jun 2026, and Resquant on 20 Mar 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.