Where are they now

Companies of open sources (What have they done? What is their business model? Are they public? etc)

Red Hat

- Red Hat, Inc. (Google Finance)
- Red Hat is a public company. 
- Red Hat provides open source Linux kernel which is free.
- Red Hat sells customer support and training for open source software. 

Linuxcare/ Levanta

- Linuxcare, Inc. (Google Finance)
- RIP, Levanta (Linux.com)
- Linuxcare is a public company.
- Linuxcare is the first major Linux support company.
- Levanta laid off all employees on March 31, 2008.

Sun Microsystems

- Sun Microsystems, Inc. (Google Finance)
- Sun Microsystems is a public company.
- Sun Microsystems provides network infrastructure.
- Sun Microsystems provides licenses and supports open sources, such as JAVA platform and Solaris OS.

Scriptics

Lucid Inc.