1. Apple Inc.:
(408) 996-1010
2. Microsoft Corporation:
(425) 882-8080
3. Amazon.com, Inc.:
(206) 266-1000
4. Alphabet Inc.:
(650) 253-0000
5. Facebook, Inc.:
(650) 543-4800
6. Oracle Corporation:
(650) 506-7000
7. Intel Corporation:
(408) 765-8080
8. Dell Technologies:
(512) 338-4400
9. Hewlett Packard Enterprise:
(650) 857-1501
10. IBM Corporation:
(914) 499-1900
11. Cisco Systems, Inc.:
(408) 526-4000
12. Accenture plc:
(312) 693-2000
13. SAP SE:
+49 6227 7 48484
14. Adobe Systems Incorporated:
(408) 536-6000
15. Symantec Corporation:
(650) 527-8000
16. Salesforce.com, Inc.:
(415)901-7000
17. VMware, Inc.:
(877) 486-9273
18. Fujitsu Limited:
+81 3 3215 1111
19. Hitachi, Ltd.:
+81 3 5208 1111
20. Panasonic Corporation:
+81 3 3574 2111