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LinkedIn's competitors and similar companies include ResearchGate and Classmates.

	LinkedIn LinkedIn is a company that develops a social networking platform.	ResearchGate ResearchGate is a provider of a social networking site for scientists and researchers.	Classmates Classmates (also known as PeopleConnect) is a company that develops a social networking platform.
Founding Date	Founding Date 2003	Founding Date 2008	Founding Date 1995
Type	Type Subsidiary	Type Private	Type Subsidiary
Tags	Tags Technology platform social networks	Tags Technology platform social networks	Tags Technology platform social networks
Locations	Locations Sunnyvale, US HQ Barangaroo, AU Melbourne, AU Graz, AT Sao Paulo, BR Toronto, CA Beijing, CN see more	Locations Berlin, DE HQ London, GB San Francisco, US	Locations HQ
Employees	Employees 23,705	Employees 3251% increase	Employees 1822% increase
Financial
Revenue (est.)	Revenue (est.) $17.8b (FY, 2025)	Revenue (est.) €5m (FY, 2015)	Revenue (est.) N/A
Funding
Total funding raised	Total funding raised $ 319.8m	Total funding raised $ 87.6m	Total funding raised N/A

For sources of this data, please see the company profile

Berlin, DE

Employees

325↑ 1% increase

ResearchGate is a provider of a social networking site for scientists and researchers.

Classmates (also known as PeopleConnect) is a company that develops a social networking platform.

Financial