When was OffSec founded?

OffSec was founded in 2006 and raised its 1st funding round 12 years after it was founded.

Where is OffSec located?

OffSec is headquartered in New York City, United States. It is registered at Reno (United States).

How many employees does OffSec have?

As of Sep 30, 2026, the latest employee count at OffSec is 1160.

Is OffSec a funded company?

OffSec is a funded company, having raised a total of $***** in its 1st and only funding round, a Seed round on Sep 04, 2018.

When was the latest funding round of OffSec?

OffSec's latest funding was a $***** Seed round on Sep 04, 2018, with participation from 2 investors.

Where does OffSec rank among its competitors?

OffSec ranks 5th amongst 349 active competitors, of which 6 are funded. It stands 6th in terms of total funding among its competitors. The most recent competitor to raise funding was Cybrary, which secured $4.5M in Aug, 2025.

Who are the top competitors of OffSec?

OffSec's top competitors include Cybrary, Hack The Box and EC Council. Among them, Cybrary secured the most recent funding round in August, 2025.

OffSec - 2026 Company Profile, Team, Funding & Competitors

Company Details

Cybersecurity learning platform. Provides hands-on training and the development of cybersecurity skills through the learning platform and library. It develops Kali Linux, the ExploitDB vulnerability database, security training programmes, and open-source initiatives. It also provide performance-based certification tests.

Website: www.offsec.com/
Social
Email ID: *****@offensive-security.com
Registered Address: Reno (United States)

Key Metrics

Founded Year

2006

Location

New York City, United States

Stage

Acquired

Latest Funding Round

Seed, Sep 04, 2018, $*****

Investors

Ten Eleven Ventures & 1 more

Ranked

5^th among 349 active competitors

Employee Count

1,160 as on Sep 30, 2026

Investment & Acquisitions

VulnHub

Similar Companies

Cybrary & 107 more

Exit Details

Acquired by Leeds Equity Partners (Oct 15, 2024)

View OffSec's full profile

OffSec is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Offensive Security Services, LLC CIN: 5043510 , United States, Active	Sep 25, 2011	-	1 (As on Mar 31, 2021)	-

OffSec got acquired by Leeds Equity Partners on Oct 15, 2024.

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

OffSec has raised funding over 1 round. Its latest funding round was a Seed round on Sep 04, 2018 for $*****. 2 investors participated in its latest round. OffSec has 2 institutional investors.

Here is the list of recent funding rounds of OffSec:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Sep 04, 2018	3657604	Seed	2534344	1579330	3433637	3254816

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View details of OffSec's funding rounds and investors

The founders of OffSec are Mati Aharoni and Devon Kearns. Ning Wang is the CEO of OffSec.

Here are the details of OffSec's key team members:

Mati Aharoni: Co-Founder of OffSec.
Contact Info: 1 email address
Devon Kearns: Co-Founder of OffSec.
Contact Info: 1 email address
Ning Wang: CEO of OffSec.
Contact Info: 1 email address

View details of OffSec's Founder profiles and Board Members

OffSec's employee count trend

OffSec has 1,160 employees as of Sep 26. Here is OffSec's employee count trend over the years:

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Top competitors of OffSec include Cybrary, Hack The Box and EC Council. Here is the list of Top 10 competitors of OffSec, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Cybrary 2015, Greenbelt (United States), Series C	Cybersecurity training platform empowering professionals and teams to reduce business risk	$52.2M	BuildGroup, Arthur Ventures & 9 others	70/100
2nd	Hack The Box 2017, Kent (United Kingdom), Series B	Provider of cybersecurity training platforms and hands on technical simulations	$70M	Paladin Capital, The Carlyle Group & 6 others	59/100
3rd	EC Council 2001, Albuquerque (United States), Late Stage	Online cybersecurity certification programs	-	EQT	56/100
4th	ThriveDX 1996, Coral Gables (United States), Series D	Center of education providing cyber security training and digital skills programs	$110M	LIQUiDITY, NightDragon & 2 others	51/100
5th	OffSec 2006, New York City (United States), Acquired	Cybersecurity learning platform	-	Ten Eleven Ventures, Spectrum Equity	50/100
6th	MediaPro 1993, Bothell (United States), Acqui-Hired	Online courses for corporates in security and privacy awareness	$5M	Clovis Point Capital, BPEA	46/100
7th	ITProTV 2013, Gainesville (United States), Unfunded	IT training and consultancy solution	-	-	46/100
8th	IronCircle 2025, Columbia (United States), Unfunded	Provider of cybersecurity and technology workforce development and training programs	-	-	44/100
9th	SANS Institute 1989, Bethesda (United States), Funding Raised	Cybersecurity training, certifications, and resources for individuals and organizations	-	Europa	44/100
10th	iQ4 2005, New York City (United States), Unfunded	Provider of applied learning platform	-	-	42/100