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C5 Capital

C5 Capital

London, Englandc5capital.com

Overview

C5 Capital is a venture capital and private equity firm specializing in investments within the cybersecurity, cloud infrastructure, and clean energy sectors. The firm focuses on supporting companies that address critical global challenges, particularly in areas of national security, data protection, and environmental sustainability. C5 Capital exclusively invests in the secure data ecosystem including cybersecurity, cloud infrastructure, data analytics and space, looking for businesses with substantial growth potential.

Year Founded

2009

Portfolio Companies

22

Investments

C5 Capital investments
CompanyDateStageLead
Axiom SpaceFeb 2021Series BLead
BlueVoyantJul 2020Series C-
shape securitySep 2019Series FLead
RapidSOSMar 2024Series C ExtensionCo-investor
SynackMay 2020Series DLead
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Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

Portfolio analytics

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

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FAQ

Where is C5 Capital based?

C5 Capital is headquartered in London, England, United Kingdom.

When was C5 Capital founded?

C5 Capital was founded in 2009.

How many portfolio companies does C5 Capital have?

C5 Capital has 22 portfolio companies in Caplight's dataset.

What are some companies in C5 Capital's portfolio?

Portfolio companies visible on Caplight include Axiom Space, BlueVoyant, shape security, RapidSOS, Synack.

What was C5 Capital's most recent investment shown here?

C5 Capital's most recent investment in this portfolio sample was in RapidSOS in 2024.

What sectors does C5 Capital focus on?

C5 Capital focuses on Cybersecurity, Cybersecurity, Mobility, Transportation & Logistics, Frontier & Industrial Tech, Real Estate & PropTech, Cybersecurity, Cybersecurity, Cybersecurity, Energy & Sustainability, AI, Data & Cloud Infrastructure, Energy & Sustainability, Cybersecurity, Enterprise Software, Cybersecurity, Cybersecurity, AI, Data & Cloud Infrastructure, Crypto & Web3, Cybersecurity, AI, Data & Cloud Infrastructure, AI, Data & Cloud Infrastructure, Healthcare & Life Sciences, AI, Data & Cloud Infrastructure, Telecommunications & Networking, Cybersecurity, Telecommunications & Networking, Frontier & Industrial Tech, Enterprise Software, Enterprise Software, Enterprise Software, AI, Data & Cloud Infrastructure, FinTech, Frontier & Industrial Tech, Enterprise Software, AI, Data & Cloud Infrastructure, AI, Data & Cloud Infrastructure, Enterprise Software, Enterprise Software, Frontier & Industrial Tech, Enterprise Software, Enterprise Software, Mobility, Transportation & Logistics, Enterprise Software, Consumer & Commerce, Consumer & Commerce, Enterprise Software, Enterprise Software.

What company stages does C5 Capital focus on?

C5 Capital typically invests at the Mid stage.

What is C5 Capital's AUM?

C5 Capital's assets under management are estimated between $500.0M and $1.0B.

Firmographic Details

HeadquartersLondon, England
Year Founded2009

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