CIO Insight's annual Vendor Value study had some surprising results this year. A newcomer to the list—CDW—takes first place, unseating Red Hat, which fell to third place. Yet while companies like Research In Motion, Hewlett-Packard, Citrix and Motorola improved their scores, the overall results indicate that CIO satisfaction with their vendors has waned significantly since last year.

For more specific details on how each company scored in areas like value, reliability and loyalty, view our slideshow.

Rank Company Name Score % 1 CDW 81 2 Trend Micro 80 3 Cisco Systems 77 3 Red Hat 77 5 Research In Motion 76 6 Hewlett-Packard 75 7 Citrix Systems 74 7 Dell 74 9 Apple Computer 73 10 McAfee 70 10 Motorola 70 10 VeriSign 70 13 EMC 69 14 Check Point Software 68 14 Symantec 68 15 Palm 67 16 IBM 66 18 Nortel Networks 65 18 Verizon Wireless 65 20 Salesforce.com 62 21 Sun Microsystems 61 21 Sybase 61 23 Novell 60 24 Microsoft 59 25 Avaya 58 26 BellSouth 57 26 SAP 57 26 Sprint Nextel 57 26 T-Mobile 57 30 AT&T 56 30 Business Objects 56 32 Oracle 56 33 SunGard 54 34 Siemens 53 35 Cognos 52 36 CA (formerly Computer Associates) 51 36 Verizon Communications (including MCI) 51 38 Cingular Wireless 49 38 Qwest Communications 49 40 Accenture 43

How did we arrive at these results? View our methodology.