Indie.vc has a list of large bootstrapped companies at the bottom of their FAQ. Some like ESRI are unicorns and have a near monopoly but have been around for 40

Indie.vc has a list of large bootstrapped companies at the bottom of their FAQ. Some like ESRI are unicorns and have a near monopoly but have been around for 40 years http://www.indie.vc/faq http://www.indie.vc/faq