http://www.alienware.com
2. Velocity Micro
http://www.velocitymicro.com
3. Dell
http://www.dell.com
4. Gateway
http://www.gateway.com
5. Hewlett Packard
http://www.hp.com
6. Apple
http://www.apple.com
7. Compaq
http://www.compaq.com
8. PeoplePC
http://www.peoplepc.com
9. MICRON Electronics
http://www.micronpc.com
10. IBM
http://www.ibm.com