Insights

Rail cybersecurity focus Cylus specializes in cybersecurity for rail operational technology, presenting a targeted opportunity to upsell to rail operators seeking end-to-end protection for signaling, control systems, and train management networks.

Global rail reach With worldwide deployments and a platform designed for heterogeneous rail environments, there is potential to expand into new geographic markets and cross-sell to operators using multiple rail tech ecosystems.

Real-time visibility The real-time asset visibility and threat detection capabilities map to customers prioritizing continuous monitoring and incident response, suggesting a strong fit for SOC-as-a-service extensions and managed security offerings.

Compliance and risk Cylus emphasizes framework compliance and risk reduction, aligning with procurement and regulatory-driven buyers seeking solutions that demonstrate audit-ready security postures and conformity with rail safety standards.

Mid-market potential Current revenue scale positions Cylus as a fit for mid-to-large rail operators or integrators; partnerships with large equipment manufacturers or system integrators could accelerate cross-sell to its installed base and adjacent customers.

Similar companies to Cylus

Cylus Tech Stack

Cylus uses 8 technology products and services including Hotjar, Docker, Kubernetes, and more. Explore Cylus's tech stack below.

Cylus's Email Address Formats

Cylus uses at least 4 email formats:
Cylus Email FormatsExamplePercentage
First@cylus.comJohn@cylus.com
87%
First.Last@cylus.comJohn.Doe@cylus.com
11%
Last@cylus.comDoe@cylus.com
1%
Last.F@cylus.comDoe.J@cylus.com
1%

Frequently Asked Questions

What is Cylus's stock symbol?

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Cylus is a publicly traded company; the company's stock symbol is CYLUSD.

What is Cylus's official website and social media links?

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Cylus's official website is cylus.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Cylus generate?

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As of August 2026, Cylus's annual revenue is estimated to be $25M - $50M.

What is Cylus's NAICS code?

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Cylus's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Cylus have currently?

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As of August 2026, Cylus has approximately 40 employees across 4 continents, including Asia, Europe and North America. Key team members include Vp R&d: L. H., Vice President Strategic Partnerships: Y. O. and Head Of Performance & Quality Testing: S. G. Explore Cylus's employee directory with LeadIQ.

What industry does Cylus belong to?

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Cylus operates in the Computer and Network Security industry.

What technology does Cylus use?

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Cylus's tech stack includes Hotjar, Docker, Kubernetes, Jenkins, Sketch, Splunk, Cisco and Greenhouse.

What is Cylus's email format?

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Cylus's email format typically follows the pattern of First@cylus.com. Find more Cylus email formats with LeadIQ.

How much funding has Cylus raised to date?

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As of August 2026, Cylus has raised $57M in funding. The last funding round occurred on Dec 15, 2021 for $30M.

When was Cylus founded?

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Cylus was founded in 2017.
Cylus logo

Cylus

Computer and Network SecurityTel Aviv, Israel11-50 Employees

Cylus operates in the computer and network security space with a specialized offering for rail operators. The company provides a cybersecurity platform designed for operational rail technology environments, with the goal of keeping rail services available and safe. Its solution delivers real-time asset visibility and supports detection of threats and coordinated responses across heterogeneous rail systems.

Cylus serves customers worldwide in the rail sector, addressing cyber risks and compliance requirements tied to critical rail infrastructure. The approach emphasizes rail-specific context and framework compliance within cybersecurity, reflecting the needs of operators managing connected rail environments. Based in Tel Aviv, Israel, the firm is small to mid-sized and focuses on reducing risk amid growing cyber threats.

Section iconCompany Overview

Website
cylus.com
Stock Symbol
CYLUSD
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2017
Employees
11-50

Section iconFunding & Financials

  • $57M

    Cylus has raised a total of $57M of funding over 4 rounds. Their latest funding round was raised on Dec 15, 2021 in the amount of $30M as a Series B.

  • $25M - $50M

    Cylus's revenue is estimated to be in the range of $25M - $50M

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