
Clean.io
Verifies digital interactions to distinguish humans from bots and AI, protecting against fraud and abuse.
About
HUMAN Security offers a unified platform for verifying digital interactions, distinguishing between humans, bots, and AI agents to protect against fraud, abuse, and misuse. Their solutions, such as the Ad Integrity Suite, serve ad tech platforms, digital publishers, brands, and agencies by safeguarding the media supply chain and enabling trusted interactions. HUMAN is recognized for its bot detection and mitigation capabilities and its comprehensive approach to cyberfraud defense.
Listed competitors
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CHEQ is the global leader in Go-to-Market Security, protecting marketing, revenue, and data operations from bots and fake users.
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Arkose Labs provides AI security solutions to protect against bot attacks and fraud.
DoubleVerify is a leading software platform for digital media measurement and analytics, ensuring brand safety, suitability, and performance for advertisers.
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Key facts
- Website
- humansecurity.com
- Headquarters
- New York, United States
- Founded
- 2012
- Employees
- 519
- Total funding
- $560M (Growth Funding)
- Business model
- B2B
Funding rounds
| Date | Round | Amount | Lead investors |
|---|---|---|---|
| 9 Oct 2024 | Growth Funding | $50M | WestCap |
| 1 May 2024 | Series Unknown | $9M | |
| 1 Jan 2022 | Growth Funding | $100M | WestCap, NightDragon |
| 21 Sept 2021 | Series C | $140M | Tiger Global |
| 1 Feb 2021 | Series D | $57M | |
| 11 Feb 2019 | Series C | $43M | Scale Venture Partners |
| 1 Sept 2016 | Series B | $20M | Grotech Ventures, Paladin Capital Group |
| 1 May 2014 | Series A | $7M |
Tech stack
Detected on humansecurity.com, last scanned 16 Aug 2026. Run your own scan
- CDN
- Cloudflare
- Email provider
- Google Workspace
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Frequently asked
Is Clean.io trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Clean.io is 62 out of 100, a generally safe rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How much funding has Clean.io raised?
Clean.io has raised a total of $560M in funding. The most recent round on record is Growth Funding.
How many employees does Clean.io have?
Clean.io has approximately 519 people on record.
SEC filings, insider activity, nonprofit links and pay benchmarks for Clean.io:
Company details: from public sources. Funding: no announced round on file. Ownership: not yet claimed by the company. Scores: measured by named tools; each links to its method. Our rules


