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Post-Quantum
Post-Quantum protects the world’s information against today’s threats and tomorrow’s challenges.
About Post-Quantum
Post-Quantum specializes in quantum-safe encryption and quantum-resistant blockchain technologies, catering to financial services, national security, and critical infrastructure sectors. Founded in 2009, the company has been at the forefront of developing solutions to protect against quantum computing threats. Post-Quantum's ecosystem includes encryption products that secure data from creation to transfer, and multiparty access control systems to mitigate quantum identity attacks. The company also developed the first post-quantum Virtual Private Network (VPN), which is currently being trialed by NATO. Post-Quantum's clients range from banks and asset managers to national security and defense organizations. The business model focuses on selling proprietary software and services that ensure data security in a post-quantum world. Revenue is generated through licensing fees, subscriptions, and professional services.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2009
- Headquarters
- London, United Kingdom
- Employees
- 7
- Open positions
- None listed
- Dealroom signal
- 34.8/100
- Industry
- Security
- Sub-industry
- Data protection
- Sector
- Cybersecurity, Future of Computing, Post-Quantum Era Encryption, Hard Tech, NIF defense security and resilience, NIF quantum, NIF Security of Critical Technologies, DT and LS
- Technology
- Deep Tech, Quantum Technologies
- Business model
- SaaS
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES AOther financing | Jul 2016 | $10M | $41M | AM Partners · VMS Investment Group | ↗ |
| SEEDOther financing | Mar 2015 | $120K | $480K | Techstars · Chris Adelsbach | — |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Post-Quantum is 2.4K monthly website visits, down 11.1% over the last three months. Post-Quantum's team declined 12.5% over the past year.
Similar companies
Company identity and context are open; selected comparison metrics preview what is available on the platform.
Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed3 investors entered at this stage
John Power
Techstars
Chris Adelsbach
Series A2 investors entered at this stage
AM Partners- VGVMS Investment Group
Other known investors3 additional known investors
Outrun Ventures
Riyadh Techstars Accelerator
Serge Chiaramonte
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Post-Quantum on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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