Insights

Growth Opportunity Guardio protects over 1M+ users from phishing and browser threats, indicating a large potential enterprise or SMB audience for security extensions and threat protection add-ons.

Security Stack Tech stack includes Looker, Mixpanel, Apache Airflow, Argo CD and collaboration tools (Google Workspace, Jira), suggesting opportunities to integrate or upsell security analytics, telemetry, and streamlined deployment protections within modern developer workflows.

Market Position Operating in the web and browser security space with a focus on user experience and SMB reach presents a sales path targeting mid-market firms seeking easy-to-use phishing and malware defense integrated into daily browsing.

Expansion Readiness Large existing user base and emphasis on accessibility imply readiness to scale through channel partnerships, MSPs, or vertical-specific offerings for sectors with high phishing risk.

Engagement Levers Freemium to premium user conversion potential, combined with in-app analytics (Looker, Mixpanel) and segmentation capabilities, enabling tailored security campaigns and upsell of advanced protections.

Similar companies to Guardio

Guardio Tech Stack

Guardio uses 8 technology products and services including Looker, Mixpanel, Apache Airflow, and more. Explore Guardio's tech stack below.

Media & News

Guardio's Email Address Formats

Guardio uses at least 4 email formats:
Guardio Email FormatsExamplePercentage
First@guard.ioJohn@guard.io
89%
First.L@guard.ioJohn.D@guard.io
5%
Last@guard.ioDoe@guard.io
3%
First.Last@guard.ioJohn.Doe@guard.io
3%

Frequently Asked Questions

What is Guardio's stock symbol?

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Guardio is a publicly traded company; the company's stock symbol is GHSI.

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

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Guardio's official website is guard.io and has social profiles on LinkedIn and Crunchbase.

How much revenue does Guardio generate?

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

What is Guardio's NAICS code?

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

How many employees does Guardio have currently?

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As of October 2026, Guardio has approximately 170 employees across 4 continents, including Asia, North America and Europe. Key team members include Ceo & Co-Founder: A. P., Cto & Co-Founder: M. V. and Chief Architect & Co-Founder: D. S. Explore Guardio's employee directory with LeadIQ.

What industry does Guardio belong to?

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Guardio operates in the Computer and Network Security industry.

What technology does Guardio use?

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Guardio's tech stack includes Looker, Mixpanel, Apache Airflow, Sketch, Argo CD, Google Workspace, Atlassian Jira and Braze.

What is Guardio's email format?

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Guardio's email format typically follows the pattern of First@guard.io. Find more Guardio email formats with LeadIQ.

How much funding has Guardio raised to date?

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As of October 2026, Guardio has raised $127M in funding. The last funding round occurred on Nov 19, 2025 for $47M.

When was Guardio founded?

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Guardio was founded in 2018.
Guardio logo

Guardio

Computer and Network SecurityTel Aviv, Israel51-200 Employees

Guardio operates in the computer and network security industry, developing tools to combat modern web and browser threats. Its Guardio browser extension protects more than 1 million users from phishing, scams, and malicious extensions. The company is based in Tel Aviv-yafo, Tel Aviv, Israel, at 144a Menahem Begin, and employs 51 to 200 people. Guardio brings together cybersecurity expertise, product development, and marketing to provide protection for individuals and small- to medium-sized businesses, while ensuring a straightforward user experience. The company maintains its online presence at guard.io.

Section iconCompany Overview

Website
guard.io
Stock Symbol
GHSI
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2018
Employees
51-200

Section iconFunding & Financials

  • $127M

    Guardio has raised a total of $127M of funding over 2 rounds. Their latest funding round was raised on Nov 19, 2025 in the amount of $47M as a Series B.

  • $25M - $50M

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

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