Attivo Networks Competitors and Similar CompaniesClear all
HackerOne's competitors and similar companies include Synack and Cobalt Labs.
Founding Date | Founding Date 2012 | Founding Date 2013 | Founding Date 2013 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations San Francisco, US HQ Groningen, NL Cheltenham, GB | Locations Redwood City, US HQ | Locations San Francisco, US HQ Berlin, DE Boston, US |
Employees | Employees 6,6675% increase | Employees 251 | Employees 5192% increase |
Valuation ($) | Valuation ($) 841.1 m | Valuation ($) 413.9 m | Valuation ($) N/A |
Operating ⚠ | |||
Customers | Customers 1 k (Nov, 2022) | Customers N/A | Customers 1.3 k (Sep, 2025) |
Solutions | Solutions N/A | Solutions 17 (Oct, 2025) | Solutions 8 (Sep, 2025) |
Trademarks (US) | Trademarks (US) 10 (Nov, 2022) | Trademarks (US) 8 (Oct, 2025) | Trademarks (US) 1 (Sep, 2025) |
Funding | |||
Latest funding round | Latest funding round $ 36.4m (over 6 years ago) | Latest funding round $ 51.6m (about 6 years ago) | Latest funding round $ 29m (almost 6 years ago) |
Total funding raised | Total funding raised $ 110.4m | Total funding raised $ 106.9m | Total funding raised $ 37m |
For sources of this data, please see the company profile
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Synack
HQ
Redwood City, US
Employees
251
Synack is a company that develops and operates a security testing platform.
View company
Cobalt Labs
HQ
San Francisco, US
Employees
519↑ 2% increase
Cobalt Labs is a company that develops a pentest as a service (PtaaS) platform.
View company