Insights

Strong Market Presence Qualys boasts a substantial customer base with over 10,000 subscription clients, including a majority of the Forbes Global 100 and Fortune 100 companies, indicating significant enterprise security needs and opportunities for upselling or expanding services.

Cloud Security Leadership Specializing in cloud-based security and compliance solutions with strategic partnerships with major cloud providers like AWS, Google Cloud, and Azure, Qualys presents a unique opportunity to target organizations migrating or operating in multi-cloud environments.

Financial Growth Momentum Recent financial results show consistent revenue growth with a 10% increase in Q1 2026, along with earnings beating estimates, signaling a healthy market demand for Qualys’s offerings and potential for increased sales through cross-selling security solutions.

Innovative Risk Management The launch of joint offerings with Converge that incentivize cybersecurity compliance via insurance premium reductions creates sales opportunities for integrated security and risk management products tailored to organizations seeking to reduce cyber insurance costs and mitigate risks.

Industry Expansion Opportunities With a diverse workforce and advanced technological platforms, Qualys operates in a competitive landscape alongside firms like SentinelOne, Rapid7, and Palo Alto Networks, presenting prospects to differentiate through targeted outreach to enterprise clients seeking comprehensive, scalable security solutions.

Qualys Tech Stack

Qualys uses 8 technology products and services including Apache Samza, Gerrit, Proofpoint, and more. Explore Qualys's tech stack below.

  • Apache Samza
    Big Data Processing
  • Gerrit
    Development
  • Proofpoint
    Email Security
  • OpenStack
    Infrastructure As A Service
  • jQuery UI
    Javascript Libraries
  • HP-UX
    Operating Systems
  • Solaris
    Operating Systems & Computing Languages
  • XenServer
    Virtualisation Software

Media & News

Qualys's Email Address Formats

Qualys uses at least 1 format(s):
Qualys Email FormatsExamplePercentage
FirstLast@qualys.comJohnDoe@qualys.com
55%
FLast@qualys.comJDoe@qualys.com
39%
FiLast@qualys.comJoDoe@qualys.com
3%
LFirst@qualys.comDJohn@qualys.com
3%

Frequently Asked Questions

Where is Qualys's headquarters located?

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Qualys's main headquarters is located at 919 East Hillsdale Boulevard Foster City, California 94404 United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is Qualys's phone number?

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You can contact Qualys'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 Qualys's stock symbol?

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Qualys is a publicly traded company; the company's stock symbol is QLYS.

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

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Qualys's official website is qualys.com and has social profiles on LinkedInCrunchbase.

How much revenue does Qualys generate?

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As of April 2026, Qualys's annual revenue is estimated to be $608M.

What is Qualys's SIC code NAICS code?

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Qualys's SIC code is 7372 - Prepackaged Software NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Qualys have currently?

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As of April 2026, Qualys has approximately 3.6K employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: A. C.Chief Executive Officer: K. O.Ceo: F. M. B.. Explore Qualys's employee directory with LeadIQ.

What industry does Qualys belong to?

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Qualys operates in the Computer and Network Security industry.

What technology does Qualys use?

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Qualys's tech stack includes Apache SamzaGerritProofpointOpenStackjQuery UIHP-UXSolarisXenServer.

What is Qualys's email format?

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Qualys's email format typically follows the pattern of FirstLast@qualys.com. Find more Qualys email formats with LeadIQ.

How much funding has Qualys raised to date?

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As of April 2026, Qualys has raised $5.6M in funding. The last funding round occurred on Nov 22, 2004 for $5.6M.

When was Qualys founded?

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Qualys was founded in 1999.

Qualys

Computer and Network SecurityCalifornia, United States1001-5000 Employees

Qualys, Inc. (NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than 10,000 subscription customers worldwide, including a majority of the Forbes Global 100 and Fortune 100. Qualys helps organizations streamline and automate their security and compliance solutions onto a single platform for greater agility, better business outcomes, and substantial cost savings. 

The Qualys Enterprise TruRisk Platform leverages a single agent to continuously deliver critical security intelligence while enabling enterprises to automate the full spectrum of vulnerability detection, compliance, and protection for IT systems, workloads and web applications across on premises, endpoints, servers, public and private clouds, containers, and mobile devices. 

Founded in 1999 as one of the first SaaS security companies, Qualys has strategic partnerships and seamlessly integrates its vulnerability management capabilities into security offerings from cloud service providers, including Amazon Web Services, the Google Cloud Platform and Microsoft Azure, along with a number of leading managed service providers and global consulting organizations. For more information, please visit http://www.qualys.com.

Section iconCompany Overview

Headquarters
919 East Hillsdale Boulevard Foster City, California 94404 United States
Phone number
Website
qualys.com
SIC Code
7372 - Prepackaged Software
Stock Symbol
QLYS
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1999
Employees
1001-5000

Section iconFunding & Financials

  • $5.6M

    Qualys has raised a total of $5.6M of funding over 5 rounds. Their latest funding round was raised on Nov 22, 2004 in the amount of $5.6M.

  • $500M$1B

    Qualys's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $5.6M

    Qualys has raised a total of $5.6M of funding over 5 rounds. Their latest funding round was raised on Nov 22, 2004 in the amount of $5.6M.

  • $500M$1B

    Qualys's revenue is estimated to be in the range of $500M$1B

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