Udemy Udemy is an education technology company that provides an online learning and teaching platform. | ![]() Piazza Technologies Piazza is a company developing an online question and answer platform for communicating about complex problems in real-time. | ||
Founding Date | Founding Date 2010 | Founding Date 2009 | Founding Date 1999 |
Type | Type Public | Type Private | Type Private |
Tags | |||
Locations | Locations San Francisco, US HQ Melbourne, AU São Paulo, BR Chennai, IN Mumbai, IN Dublin, IE Mexico City, MX see more | Locations Palo Alto, US HQ Palo Alto, US | Locations Pleasanton, US HQ New York, US |
Employees | Employees 1,24614% decrease | Employees 1594% increase | Employees 17 |
Financial | |||
Revenue (est.) | Revenue (est.) $789.8m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) $19.5m (Y, 2011) |
Funding | |||
Latest funding round | Latest funding round N/A | Latest funding round $ 8m (over 12 years ago) | Latest funding round $ 350k (about 17 years ago) |
Total funding raised | Total funding raised $ 295m | Total funding raised $ 15.5m | Total funding raised $ 350k |

Piazza is a company developing an online question and answer platform for communicating about complex problems in real-time.
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