1) Carta
Carta is a web and mobile platform that simplifies sharing equity among groups of co-founders, investors, employees and contractors
Details of the startup:
- Valuation: $7.40B (May 2019)
 - Country: United States
 - State: California
 - City: San Francisco
 - Started in: 2012
 - Founders: Henry Ward, Manu Kumar
 - Number of employees: 1,000-5,000
 - Funding: $1,157.80M
 - Funding rounds: 15
 - Number of investors: 82
 
You can find their website here.
2) National Stock Exchange of India
National Stock Exchange (NSE) is India’s premier stock exchange. NSE offers a wide variety of equity, derivative products and commodity futures across the country.
Details of the startup:
- Valuation: $6.50B (July 2020)
 - Country: India
 - City: Mumbai
 - Started in: 1992
 - Founders: Mukesh Agarwal
 - Number of employees: 250-500
 - Funding: $149.50M
 - Funding rounds: 6
 - Number of investors: 11
 
You can find their website here.
 3) TradingView
TradingView provides traders and investors with charts, tools, and social networking.
Details of the startup:
- Valuation: $3.00B (October 2021)
 - Country: United States
 - State: Ohio
 - City: Westerville
 - Started in: 2011
 - Founders: Constantine Ivanov, Denis Globa, Stan Bokov
 - Number of employees: 250-500
 - Funding: $339.37M
 - Funding rounds: 7
 - Number of investors: 22
 
You can find their website here.
4) Public
Public offers a full-service social investing environment that allows members to make investments in stocks, ETFs, and other financial instruments.
Details of the startup:
- Valuation: $1.20B (February 2021)
 - Country: United States
 - State: New York
 - City: New York
 - Started in: 2015
 - Founders: Jannick Malling, Matt Kennedy, Peter Quinn, Sean Hendelman
 - Number of employees: 100-250
 - Funding: $313.68M
 - Funding rounds: 8
 - Number of investors: 33
 
You can find their website here.