About ThreatLocker
ThreatLocker is a Technology company based in Maitland (United States) founded in 2015 by John Carolan, Sami Jenkins, and Danny Jenkins. Application whitelisting is utilized for malware and ransomware protection. ThreatLocker has raised $489.44 million across 7 funding rounds from investors including StepStone Group, General Atlantic and D. E. SHAW INDIA. ThreatLocker has completed 1 acquisition, including Third Wall. Its chief executive, as recorded, is Danny Jenkins. Its website threatlocker.com draws about 863 thousand monthly visits. ThreatLocker offers products and services including Allowlisting, Ringfencingâ„¢, Network Control, and Cloud Control. Its focus areas include Enterprise Infrastructure, Cybersecurity, Endpoint Security and Application Whitelisting. Its legal entity is THREATLOCKER, INC. Its competitors include Solidcore Systems, Viewfinity and CoreTrace; 3 of its 3 listed competitors have raised funding.
Company details
ThreatLocker was founded in 2015 and is headquartered in Maitland, United States. Endpoint security solutions are offered through application whitelisting to control virus, malware, and ransomware on PCs and servers. A client agent is deployed for policy enforcement, with features including a cloud-based interface for managing permissions, auditing, reporting, and workflow approvals. Operations focus on organizational device protection in the cybersecurity sector.
- Headquarters Maitland, United States
- Founders John Carolan, Sami Jenkins, Danny Jenkins
- SectorsTechnology
- Website category Computers Electronics and Technology · Computer Security
- Email••••••••
- Phone•••• ••••
- Website threatlocker.com
- Social LinkedIn X Facebook Instagram YouTube
- Legal Name Threatlocker, Inc.
- Total Equity Funding$489.44M (USD)
in 7 rounds
- Latest Funding Round$190M (USD), Series F
Jul 2026
- InvestorsStepStone Group
& 6 more
- Investments & Acquisitions
Products & Services of ThreatLocker
ThreatLocker offers a comprehensive portfolio of products and services, including Allowlisting, Ringfencing™, Network Control, and Cloud Control.
Blocks unwanted software to prevent ransomware and viruses.
Limits application interactions to stop exploits of trusted tools.
Dynamically manages ports to block rogue device access.
Protects Microsoft 365 from phishing and token thefts.
Apps and channels of ThreatLocker
its YouTube channel ThreatLocker has 3.09K subscribers and 30 videos.
Videos from ThreatLocker
The most watched videos on ThreatLocker's YouTube channel, ThreatLocker (3.09K subscribers). Click a video to play it here.
More on ThreatLocker.
Funding Insights of ThreatLocker
ThreatLocker has successfully raised a total of $489.44M across 7 strategic funding rounds. The most recent funding activity was a Series F round of $190 million completed in July 2026. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $489.44M
- Total Rounds 7
- Last Round Series F — $190M
- Investors Count 7
All 7 funding rounds of ThreatLocker with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Jul 2026 | $190M | Series F | – | Elephant Venture Capital | |
| Mar 2025 | $60M | Series D | – | – | – |
| Apr 2024 | $115M | Series D | – | General Atlantic | |
| Apr 2022 | $100M | Series C | – | General Atlantic | |
| Apr 2021 | $20M | Series B | – | – | – |
| Aug 2020 | $4.44M | Series A | – | – | – |
| Sep 2017 | Seed | – | MACH37 | – |
7 investors in total: 7 institutional.
Investors in ThreatLocker
ThreatLocker has secured backing from 7 investors, including venture fund and institutional investors. Prominent investors backing the company include StepStone Group, General Atlantic and D. E. SHAW INDIA.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Private equity fund focused on global markets | 1980 | generalatlantic.com | New York, United States | |
Diversified asset management firm and private fund focused on debt, equity, and secondary market investments in multiple sectors | 2007 | stepstonegroup.com | New York, United States | |
Venture capital firm dealing with enterprise software, consumer internet, and mobile markets. | elephantvc.com | |||
US focused seed & early stage VC firm | arthurventures.com | Minneapolis, United States | ||
MACH37 is recognized as a leading cybersecurity accelerator program. | mach37.com | United States | ||
| kochdisruptivetechnologies.com | ||||
Diversified investment management is conducted across multiple asset classes. | deshawindia.com | Hyderabad, India |
Investor details for ThreatLocker
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
People of ThreatLocker
151 people are tracked at ThreatLocker (16 in leadership, 135 in team).
| Name | Role | Group |
|---|---|---|
John Carolan | Co-Founder | Leadership |
Sami Jenkins | Co-Founder & COO | Leadership |
Danny Jenkins | Co-Founder & CEO | Leadership |
Martin Olivo | Chief Information Officer | Leadership |
Matthew Van Til | VP Of Sales | Leadership |
Zach Garrett | Director Of Applications | Leadership |
Ryan Bowman | VP of Solutions Engineering | Leadership |
Seamus Lennon | VP Of Operations EMEA Threatlocker | Leadership |
Liam Loftus | Director Of Infrastructure | Leadership |
Adelaide Kilbarger | Executive Assistant To Chief Executive Officer | Leadership |
Heather Hartland, CMP, CMM | VP Experiential Marketing | Leadership |
Marc Schmidt | Vice President Of Software Development | Leadership |
Rob Allen | Chief Product Officer | Leadership |
Shane Deegan | Chief Revenue Officer (cro) | Leadership |
Paola Garcia Tovar | Director Of Graphic Design | Leadership |
Aliona Groh | Sr. Vice President, Brand Marketing | Leadership |
Kristen Smith | Sales Specialist | Team |
Jessica Zea | Sales Specialist | Team |
Adam Padilla | Product Research Engineer | Team |
Joshua Diaz | MSP Sales Team Lead | Team |
131 more people are available in the full profile.
Complete people profiles for ThreatLocker
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
Investments & Acquisitions by ThreatLocker
ThreatLocker has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include Third Wall.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Endpoint security solutions provider | third-wall.com | Tampa, United States | 2015 | Nov 2022 | •••• |
Complete acquisition details for ThreatLocker
Acquired stakes, deal sources and the complete acquisition history require an active premium plan.
- Acquired stakes
- Deal sources
- Complete history
- Exports
Verified entity values are shown only after access is granted.
Timeline of ThreatLocker
4 dated milestones of ThreatLocker across 11 years, from founding to its latest funding, stage changes and deals.
- Founded ThreatLocker is founded.
- Funding First funding round.
- Acquisition Acquires Third Wall.
- Funding Latest funding round, Series F, of $190.0M.
Competitors of ThreatLocker
ThreatLocker has 3 listed competitors in our database, 3 of them funded. They include Solidcore Systems, Viewfinity and CoreTrace.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| solidcore.com | 2002 | Cupertino, United States | $45.35M | Application whitelisting software is provided for change control and security. | ||
| viewfinity.com | 2007 | Waltham, United States | $25.72M | 20 | Application whitelisting solutions provider | |
| coretrace.com | 2007 | Austin, United States | $20.4M | Application whitelisting solutions for endpoint security are developed. |
Detailed competitors of ThreatLocker
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of ThreatLocker
The website of ThreatLocker (threatlocker.com) receives about 862.8K visits a month and ranks #71,880 among all websites worldwide, #8,487 in Computer Security.
- Monthly visits862.8K
▲ 13.7% vs previous month
- Unique visitors319.8K
per month
- Global rank#71,880
among all websites
- Category rank#8,487
Computers Electronics and Technology · Computer Security
- Bounce rate63%
- Pages per visit2.7
- Average visit1 min 33 sec
- DevicesDesktop 55% · Mobile 45%
Websites whose visitors overlap most with ThreatLocker. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| virustotal.com | 100% | 16.5M | #2,782 | View details | |
mysonicwall.com | mysonicwall.com | 93% | #221,623 | – | |
huntress.io | huntress.io | 93% | #178,922 | – | |
| heimdalsecurity.com | 91% | 287.2K | #140,666 | View details | |
| cisecurity.org | 90% | #120,855 | View details | ||
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 40 similar websites and full traffic analytics for ThreatLocker
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 40 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Top companies in Cybersecurity & Data Protection
3 companies that operate in the same segment as ThreatLocker (Cybersecurity & Data Protection) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud based website security solutions | 2009 | San Francisco, California, United States | USD 332.1 M | USD 1.67 B | 7,330 | |
Cybersecurity and zero trust solutions are delivered for secure networks. | 2007 | San Jose, California, United States | USD 148 M | USD 3.35 B | 9,616 | |
Cloud-based identity management solutions are provided for enterprises. | 2002 | Denver, Colorado, United States | USD 136.89 M | USD 36.94 M | 821 |
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Related news about Threatlocker
Complete news archive for ThreatLocker
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
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Frequently Asked Questions about ThreatLocker
ThreatLocker was founded in 2015 and raised its 1st funding round 2 years after it was founded.
ThreatLocker is headquartered in Maitland, United States. It is registered at Maitland, Florida, United States.
Danny Jenkins is the CEO of ThreatLocker, as recorded in our data. They have also founded this company.
ThreatLocker is a funded company, having raised a total of $489.44M across 7 funding rounds to date.
ThreatLocker was founded in 2015 and is headquartered in Maitland, United States. Endpoint security solutions are offered through application whitelisting to control virus, malware, and ransomware on PCs and servers. A client agent is deployed for policy enforcement, with features including a cloud-based interface for managing permissions, auditing, reporting, and workflow approvals. Operations focus on organizational device protection in the cybersecurity sector.
ThreatLocker's top competitors include Viewfinity, Solidcore Systems and CoreTrace.
ThreatLocker offers Allowlisting, Ringfencingâ„¢, Network Control, and Cloud Control.
ThreatLocker has made 1 acquisition, including Third Wall.
ThreatLocker has 7 investors. Key investors include StepStone Group, General Atlantic, D. E. SHAW INDIA, Elephant Elephant, and Arthur Ventures.
ThreatLocker operates through Threatlocker, Inc..
The website of ThreatLocker receives about 863 thousand visits a month and ranks #71,880 among all websites worldwide.