Investor type Accelerator
Founders Alex van Someren Grace Cassy Jonathan Luff


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This summary is composed by our algorithm based on the analysis of the deals. If you think that some of this information is not accurate, please let us know about it and provide any supporting evidences if possible. Such cases will be analyzed by our ML-algorithm and implemented in our database, which will improve this summary.
Total investments 70
Average round size
The average size of a deal this fund participated in
Portfolio companies 68
Rounds per year 11.67
Lead investments 1
Follow on index
How often the fund supports its portfolio startups at next rounds
Exits 6
Key employees 6
Stages of investment
Early Stage Venture

Areas of investment

  • Cyber Security
  • Software
  • Security
  • Information Technology
  • Network Security

CyLon is the famous VC, which was founded in 2015. The main department of described VC is located in the London. The fund was located in Europe if to be more exact in United Kingdom.

The typical startup value when the investment from CyLon is 100 thousands - 1 million dollars. The usual things for fund are deals in the range of 100 thousands - 1 million dollars. Speaking about the real fund results, this VC is 20 percentage points more often commits exit comparing to other organizations. The important activity for fund was in 2018. The fund is constantly included in 13-24 deals per year. Opposing the other organizations, this CyLon works on 26 percentage points less the average amount of lead investments.

The fund was created by Alex van Someren, Grace Cassy, Jonathan Luff.

The standard case for the fund is to invest in rounds with 1-2 partakers. Despite the CyLon, startups are often financed by GCHQ Cyber Accelerator, muru-D, Tom James. The meaningful sponsors for the fund in investment in the same round are muru-D, Winton Ventures, TYLT Ventures. In the next rounds fund is usually obtained by Amadeus Capital Partners, Winton Ventures, Startup Funding Club.

The fund has no exact preference in some founders of portfolio startups. When startup sums 5+ of the founder, the probability for it to get the investment is little. Among the various public portfolio startups of the fund, we may underline Tessian, Hazy, Galaxkey Moreover, a startup needs to be at the age of 2-3 years to get the investment from the fund. For fund there is a match between the country of its foundation and the country of its the most frequent investments - United Kingdom. We can highlight the next thriving fund investment areas, such as Artificial Intelligence, Cyber Security.

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Notable deals

CompanyIndustryRound SizeDateInvestorsLocation

Cyber Security
$876K03 Aug 2021 London, England, United Kingdom


$3M20 Jul 2021 London, England, United Kingdom

Cado Security

Cyber Security
Enterprise Software
Network Security
$10M15 Apr 2021 London, England, United Kingdom


Cyber Security
Network Security
01 Sep 2019 London, England, United Kingdom


Big Data
Information Technology
Machine Learning
$22K20 Aug 2019 Melbourne, Victoria, Australia


Cyber Security
Identity Management
$3M17 May 2019 Munich, Bavaria, Germany


Artificial Intelligence
Cyber Security
Information Technology
Machine Learning
$6M19 Feb 2019 London, England, United Kingdom

Beauceron Security

Cyber Security
Information Technology
Risk Management
$1M24 Oct 2018 Fredericton, New Brunswick, Canada

IOTwitt Inc

Cyber Security
Information and Communications Technology (ICT)
Network Security
$20K18 Sep 2018 Honolulu, Hawaii, United States
Worldr Raises $3M in Seed Funding

– Worldr, a London, UK-based provider of a platform that gives businesses back privacy and control over their data and communication, raised $3m in seed funding.
– The round was led by IQ Capital and Playfair Capital with participation from cyber seed investors including CyLon (co-founded by Grace Cassy and Jonathan Luff), Andreas Wuchner (Group Head of IT & Risk at Credit Suisse) and Privitar Co-Founder, John Taysom.
– The company intends to use the funds to continue to develop the product ahead of public launch later this year.


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