Business Search / Evaluation / InfoTools

1. Crunch Base
2. Trade Vibes
3. investing Business Week
4. LinkSV
5. Hoovers
6. Dun & Bradstreet
7. implu
8. InsideView
9. JigSaw
10. LexisNexis
11. InfoUSA
12. BoardEx
13. SnapData
14. DataMonitor
15. Moody's
16. ICON Group International
    

Indian:

1. Manta
2. Sulekha B2B

http://www.palowireless.com/ - with focus on wireless (not as active recently)