Product and Service based companies

Product based company is one which develops the its own products like hardware monitors , keyboard etc . Product based company uses there own idea to introduce theire product and they work on them from scratch to product.

whereas Project based companies provides services to those products or to projects which were developed by other companies.

Product based Software companies:
1. Google 
2. Amazon 

3. AOL 

4. Sun 
5. Oracle 
6. McAfee 
7. EMC-square 
8. Microsoft 
9. Yahoo! 

10. Goldman Sachs 
11. E&Y 
12. NetApp 
13. IBM (ISL) 
14. HP 
15. SAP 
16.Huawei 
17.Mportal 
18.TeleDNA 
19.vmware 
20.onmobile 
21.NDS
22.Omniture