Insights

Security Focus C5 Capital specializes in cybersecurity, space and energy security, presenting a clear need for advanced security solutions, threat intelligence, and risk management services for both portfolio companies and frontier technologies.

Nuclear & Energy Active interest in nuclear energy and resilience in the nuclear value chain suggests opportunities for providers of energy technology platforms, regulatory compliance support, safety analytics, and decommissioning lifecycle services.

Public Policy C5 maintains a Public Policy Advisory Board and engages with the public sector, indicating value in government-facing solutions, policy-compliant product roadmaps, and public sector partnerships for portfolio companies.

Strategic Growth Recent leadership hires and funding activity point to ongoing scale and partnership opportunities; consider enterprise-grade partnerships, channel collaborations, and co-investment discussions with C5 or its portfolio companies.

Data & Analytics Investments in data analytics through Kevala and emphasis on energy data imply demand for data platforms, analytics tooling, and integration services to monetize and secure data assets across portfolio firms.

Similar companies to C5 Capital

C5 Capital Tech Stack

C5 Capital uses 8 technology products and services including Cloudflare, WordPress, Cloudflare DNS, and more. Explore C5 Capital's tech stack below.

Media & News

C5 Capital's Email Address Formats

C5 Capital uses at least 3 email formats:
C5 Capital Email FormatsExamplePercentage
First.Last@c5capital.comJohn.Doe@c5capital.com
95%
First.L@c5capital.comJohn.D@c5capital.com
3%
FirstLas@c5capital.comJohnDoe@c5capital.com
2%

Frequently Asked Questions

What is C5 Capital's phone number?

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You can contact C5 Capital's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is C5 Capital's official website and social media links?

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C5 Capital's official website is c5capital.com and has social profiles on LinkedIn.

How much revenue does C5 Capital generate?

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As of October 2026, C5 Capital's annual revenue is estimated to be $10M - $25M.

What is C5 Capital's SIC code and NAICS code?

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C5 Capital's SIC code is 6371 - Pension, Health, and Welfare Funds and NAICS code is 5239 - Other Financial Investment Activities.

How many employees does C5 Capital have currently?

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As of October 2026, C5 Capital has approximately 27 employees across 3 continents, including Europe, North America and Asia. Key team members include Vice President Corporate Finance: D. B., Vice President Finance: M. N. and Founder: A. P. Explore C5 Capital's employee directory with LeadIQ.

What industry does C5 Capital belong to?

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C5 Capital operates in the Investment Management industry.

What technology does C5 Capital use?

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C5 Capital's tech stack includes Cloudflare, WordPress, Cloudflare DNS, WooCommerce, Mimecast, JSON-LD, PHP and DigitalOcean Web Hosting.

What is C5 Capital's email format?

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C5 Capital's email format typically follows the pattern of First.Last@c5capital.com. Find more C5 Capital email formats with LeadIQ.
C5 Capital logo

C5 Capital

Investment ManagementEngland, United Kingdom11-50 Employees

C5 Capital is a specialist firm based in London, England, that concentrates on cybersecurity, space, and energy security. It aims to bolster resilience in critical infrastructure and security-focused industries. The company positions itself at the intersection of advanced technology and policy considerations to address complex security challenges.

In 2025, its CEO participated as a speaker at The AI Summit London, reflecting active engagement with industry and policy discussions. The organization operates with a mid-sized team and centers its activities in the London market.

Section iconCompany Overview

Phone number
SIC Code
6371 - Pension, Health, and Welfare Funds
NAICS Code
5239 - Other Financial Investment Activities
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    C5 Capital's revenue is estimated to be in the range of $10M - $25M

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