When was Qualys founded?

Qualys was founded in 1999 and raised its 1st funding round 1 year after it was founded.

Where is Qualys located?

Qualys is headquartered in Foster City, United States. It is registered at Foster City, California.

How many employees does Qualys have?

As of Aug 31, 2026, the latest employee count at Qualys is 3642.

Is Qualys a funded company?

Qualys is a funded company, having raised a total of $28.4M across 2 funding rounds to date. The company's 1st funding round was a $***** Series A round, raised on Apr 23, 2000.

How much is Qualys worth?

The last known valuation of Qualys was $***** as of Nov 07, 2024.

When was the latest funding round of Qualys?

Qualys' latest funding was a $***** Series B round on Apr 10, 2001, with participation from 3 investors.

What is the annual revenue of Qualys?

Annual revenue of Qualys is between $500M and $1B as on Dec 31, 2025

Where does Qualys rank among its competitors?

Qualys ranks 11th amongst 199 active competitors, of which 31 are funded. It stands 9th in terms of total funding among its competitors. The most recent competitor to raise funding was Internxt, which secured $3.84M in Jul, 2025.

Who are the top competitors of Qualys?

Qualys' top competitors include Zscaler, Wiz and Netskope. Among them, Internxt secured the most recent funding round in July, 2025.

Qualys - 2026 Company Profile, Team, Funding, Competitors & Financials

Q: Is Qualys an acquired company?

Qualys got acquired by Ideagen on Aug 10, 2020.

Qualys is an acquired company based in Foster City (United States), founded in 1999 by Philippe Langlois and Gilles Samoun. It operates as a Platform offering cloud security solution. Qualys has raised $28.4M in funding from Bessemer Venture Partners and VeriSign, with last known valuation of $*****. The company has 199 active competitors, including 31 funded and 34 that have exited. Its top competitors include companies like Zscaler, Wiz and Netskope.

Company Details

Platform offering cloud security solution. It provides vulnerability management based cloud security and compliance solution. It offers a suite of integrated solutions for asset discovery, network security, web application security, threat protection, and compliance monitoring accessible via an integrated portal or API.

Website: www.qualys.com/
Social
Email ID: *****@qualys.com
Phone Number: +1 **********
Registered Address: Foster City, California

Key Metrics

Founded Year

1999

Location

Foster City, United States

Stage

Acquired

Total Funding

$28.4M in 2 rounds

Latest Funding Round

Series B, Apr 10, 2001, $*****

Last Known Valuation

$***** as on Nov 07, 2024

Investors

Bessemer Venture Partners & 8 more

Ranked

11^th among 199 active competitors

Annual Revenue

$500M - $1B as on Dec 31, 2025

Employee Count

3,642 as on Aug 31, 2026

Investment & Acquisitions

Blue Hexagon & 6 more

Similar Companies

Zscaler & 112 more

Exit Details

Acquired by Ideagen (Aug 10, 2020)

View Qualys' full profile

Qualys is associated with 2 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
QUALYS SECURITY TECHSERVICES PRIVATE LIMITED CIN: U72200PN2011PTC158114 , India, Active	Feb 23, 2011	₹500 - ₹1,000 Cr (As on Mar 31, 2025)	1633 (As on Dec 31, 2024)
Qualys, Inc. CIN: 770534145 , United States, Active	Dec 31, 1998	$500M - $1B (As on Dec 31, 2025)	568 (As on Dec 31, 2024)	-

Qualys got acquired by Ideagen on Aug 10, 2020 at an acquisition amount of $*****.

Click here to take a look at Qualys's acquisition in detail

Qualys has raised a total funding of $28.4M over 2 rounds. Its first funding round was on Apr 23, 2000. Its latest funding round was a Series B round on Apr 10, 2001 for $*****. 3 investors participated in its latest round. Qualys has 9 institutional investors.

Here is the list of recent funding rounds of Qualys:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Apr 10, 2001	4505817	Series B	1930997	5066577	9236430	9053486
Apr 23, 2000	9562417	Series A	9942999	4064626	Bessemer Venture Partners & 1 more	8338499

Access funding benchmarks and valuations. Sign up today!

View details of Qualys's funding rounds and investors

The founders of Qualys are Philippe Langlois and Gilles Samoun. Sumedh Thakar is the CEO of Qualys.

Here are the details of Qualys' key team members:

Philippe Langlois: Former Co-Founder of Qualys. They are also an angel investor in 3 startups.
Contact Info: 1 email address
Gilles Samoun: Former Co-Founder of Qualys and founder of 1 other company. They serve on the board of 1 company.
Contact Info: 1 email address
Sumedh Thakar: CEO of Qualys.
Contact Info: 1 email address

View details of Qualys's Founder profiles and Board Members

Qualys' employee count trend

Qualys has 3,642 employees as of Aug 26. Here is Qualys's employee count trend over the years:

Uncover Qualys' growth story! Sign up today!

Access Tracxn on any website

Our Google Chrome extension lets you view company details while browsing their websites

Install Tracxn Extension

Top competitors of Qualys include Zscaler, Wiz and Netskope. Here is the list of Top 10 competitors of Qualys, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Zscaler 2007, San Jose (United States), Public	Provider of cloud-based security solutions for enterprise zero trust architecture	$148M	Lightspeed Venture Partners, CapitalG & 17 others	82/100
2nd	Wiz 2020, New York City (United States), Acquired	Provider of cloud security platform for development, security, and operations	$1.9B	Insight Partners, Greenoaks & 26 others	80/100
3rd	Netskope 2012, Santa Clara (United States), Public	Cloud security platform for enterprises	$1.44B	Lightspeed Venture Partners, Accel & 36 others	79/100
4th	Tenable 2002, Columbia (United States), Public	Provider of exposure management solutions for cloud, vulnerability, and identity	$310M	Accel, Insight Partners & 9 others	78/100
5th	Akamai 1998, Cambridge (United States), Public	Provider of cloud computing, security, and content delivery network services	$61.5M	Apple, Triodos Investment Management & 9 others	77/100
6th	AppOmni 2018, San Francisco (United States), Series C	Provider of SaaS security posture management and AI security solutions	$123M	Thoma Bravo, TSG & 10 others	69/100
7th	Veritas Technologies 1983, Santa Clara (United States), Acquired	Provider of data management and cyber resilience solutions for enterprises	$18.6M	Point Financial, Accel & 9 others	67/100
8th	Internxt 2017, Santa Monica (United States), Series B	Provider of secure cloud storage, antivirus, VPN, and cleaner applications	$8.46M	TheVentureCity, Notion & 20 others	65/100
9th	Illumio 2013, Sunnyvale (United States), Series F	Provider of breach containment and AI cloud detection and response	$566M	Thoma Bravo, Accel & 33 others	64/100
10th	Balbix 2015, San Jose (United States), Acquired	Provider of AI-powered platform for cyber risk and exposure management	$100M	Mubadala, Redline Capital Management & 18 others	64/100
11th	Qualys 1999, Foster City (United States), Acquired	Platform offering cloud security solution	$28.4M	Sprout Capital Partners, ForgePoint Capital ... & 7 others	64/100

Get insights and benchmarks for competitors of 2M+ companies! Sign up today!

Looking for more details on Qualys's competitors? Click here to see the top ones

Qualys has not made any investments yet. Qualys has made 7 acquisitions.

Here is the list of latest three $acquisitions:

Filter this list

Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Oct 04, 2022	Acquisition	Blue Hexagon	2017	Sunnyvale (United States)
Aug 09, 2021	Acquisition	Total Cloud	2015	Bengaluru (India)
Aug 09, 2020	Acquisition	Spell Security	2016	Chennai (India)