Fundraising Fox

KETS Quantum Security

Bristol, GB · 6 known investors

KETS develops chip-based quantum-safe encryption and networking solutions to protect digital infrastructure from emerging security threats. The company's products are used across telecommunications networks and demonstrated in field applications including drone and satellite systems.

CybersecurityDeep TechHardwareQuantum Computing

Investors · 6

2050 CapitalLondon · $200K – $3Mvia Cornel Chiriac · inferred
MSMLisbon
QuantonationParis
Seraphim SpaceLondon · $1.3M – $3.8M
Mustard Seed Mazereported · 2 sourcesLisbon
Speedinvestreported · 2 sourcesVienna · $5M – $30M

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Companies House · registry record

View on Companies House ↗
Registered name
KETS QUANTUM SECURITY LTD
Company number
10297688
Status
Active
Company type
Private limited company
Incorporated
27 Jul 2016
Registered office
Station Road Workshops Station Road, Kingswood, Bristol, BS15 4PJ
Nature of business (SIC)
61900 — Other telecommunications activities62020 — Information technology consultancy activities72190 — Other research and experimental development on natural sciences and engineering
Accounts
last made up to 31 Mar 2026 · next due 31 Dec 2027
Confirmation statement
last made up to 26 Jul 2026 · next due 9 Aug 2027

Current officers · 5

  • Christopher Erven — director, appointed 27 Jul 2016
  • Lisa Ann Matthews — director, appointed 20 Sept 2022
  • Olivier Tonneau — director, appointed 13 May 2021
  • Stuart Wayne Woods — director, appointed 16 Jun 2025
  • Werner Zahnt — director, appointed 1 Jul 2026

Source: Companies House public register · retrieved 23 Aug 2026. Contains public sector information licensed under the Open Government Licence v3.0.

In the news

KETS Quantum Security CEO Warns UK to Revolutionise Funding or Risk Innovation Exodusthequantuminsider.com · Nov 2025KETS Quantum Security Secures £12 Million in Funding for Quantum-Safe Communications Solutionsleadsontrees.com · Jan 2025KETS Quantum Security Raises a £3.1 Million ($4.4M USD) Series A Round - Quantum Computing Reportquantumcomputingreport.com · Jun 2021KETS Quantum Security Raises £3.1 Million to Keep Data Safethequantuminsider.com · Jun 2021🚀 KETS Quantum Security raises £3.1 million • Quantonationquantonation.com · Jun 2021Kets Quantum Security raises over £2million in investment • Quantonationquantonation.com · Dec 2018

Frequently asked questions

What does KETS Quantum Security do?
KETS develops chip-based quantum-safe encryption and networking solutions to protect digital infrastructure from emerging security threats. The company's products are used across telecommunications networks and demonstrated in field applications including drone and satellite systems.
Who are KETS Quantum Security's investors?
KETS Quantum Security's investors include 2050 Capital, MSM, Quantonation, Seraphim Space, Mustard Seed Maze, Speedinvest.
Where is KETS Quantum Security headquartered?
KETS Quantum Security is headquartered in Bristol, GB.