CDW is a leading provider of technology products and services for businesses, government and education. It has over 6,500 employees located across 23 locations. CDW provides a wide range of capabilities including product selection from over 1,000 vendors, configuration and integration services, and 24/7 customer support. It aims to offer customers comprehensive solutions tailored to their specific needs through its product and service experts across various technology areas including networking, security, storage and more.

1. CDW: Building our business around you.

2. CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. Why CDW? PRODUCT SELECTION | SOLUTIONS | SERVICES | CUSTOMER EXPERIENCE Today’s Agenda CDW Overview CDW Service Capabilities January 10, 2012

3. About CDW A leading provider of technology products and services for businesses, government and education Founded in 1984 6,500 Coworkers, 23 locations Honors and awards Ranked No. 1 in the CIO Insight’s 40 Most Important I.T. Vendors by value, reliability, and loyalty Ranked No. 34 by Forbes on America’s Largest Private Companies list 2008 Official Technology Partner of the PGA Tour CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. Why CDW? January 10, 2012

4. Challenges Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

5. Access to $220M+ daily physical inventory 100,000 different products from 1,000 leading I.T. vendors Two state-of-the-art distribution facilities Vernon Hills, IL facility – 450,000 sq. ft North Las Vegas, NV facility – 513,000 sq. ft Logistics “ A” Grade on order fill rates — most orders turned around in the same day 94% of credit-released, in-stock products are shipped within 24 hours ISO: 14001:2000 Buy & Hold Capabilities Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

6. Asset Tagging & Online Management Basic Hardware and Software configuration Custom imaging services Configure fully integrated racks Mobile/Wireless device activation Networking Configuration 24 to 48 hour burn in Buy and Hold capabilities ISO 9001:2000 registered Configuration Center is environmentally controlled Product Configuration Capabilities Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

7. Vendor Partnerships More than 1,000 Top Level Partnerships HP’s Largest customer worldwide Lenovo’s Largest US customer Cisco’s 2007 US & Canada Partner of the Year Multi-Branded Solution Offering Dedicated Onsite and Field Partner Teams Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

8. Specialist Engineers We have the technical expertise to help build solutions unique to your business. 700 Technology Specialists in 11 Technology Areas to… Assess your environment Research solutions Build a system tailored to your exact needs Offer vendor neutral opinions Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

9. Software License experts provide right SLA for each vendor/customer environment Maintain better TCO of license management Clarity/compliance/consultancy/compatibility Assistance with license renewal and vendor management Simplify software license management Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Software

10. Microsoft Solution Areas January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. Forefront Security Suite Identity Lifecycle Manager ISA Core Products Information Worker Unified Communications Monitoring & Management Server & Security Enterprise Content Management Business Process Automation Business Intelligence Enterprise Search Enterprise Project Management Office Business Applications Core Development Migration SDPS Messaging & Collaboration Mobility Compliance Migrations Operations Real-Time Communications EDPS Operating System & Application Deployment Management Monitoring High Availability and Disaster Recovery Application Virtualization DDPS Server Virtualization Directory Services Malware Protection Network and Edge Protection Identity and Access Management Encryption SQL Core Products Office SharePoint Server 2007 Office 2007 Core Products Exchange Server 2007 Office Communications Server 2007 Core Products Windows Client Systems Center Products MDOP Windows Server (Active Directory, Presentation Virtualization, PKI) SQL Server

11. Network assessment, design, and implementation Advanced technology expertise focused on: Resilient Networking Application Optimization Storage Networking WAN acceleration Network management Wireless networking Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Networking

12. Design skills – End user to big picture perspective Infrastructure protection and elimination of downtime UPS Consolidation Power distribution Air conditioning, Fire Suppression Properly configured to YOUR environment for business growth Single phase and triple phase solutions Power/Cooling audit and assessments Centralized UPS systems Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Power

13. Product availability – broad and deep offerings Safeguard technology assets and prevent threats which damage operations Spam Spyware Email worms, viruses Guard against data leaks and unwanted exposure Remote user VPN connection, token authentication Firewall, IPS Content Filtering Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Security

14. Better management of “information life cycle” Assist with today’s growing challenge of storage infrastructure Disaster Recovery Data De-duplication Virtualization/Consolidation Server clustering SAN backup Seamless Information storage and retrieval Help supporting compliance requirements Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Storage and Server Architecture

15. Capture, archive, manage and access important data Managed Print Services Integrate documents into business applications Document sharing Amendment and text sharing Reduce cost of paper storage and postage Workflow management Create business and process workflow for electronic data management Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Document Management

16. Communicate your message through the power of video Manage your content through different formats Point of information display Vendor commercials, streaming video In case of emergency Office applications Waiting room displays Employee bulletins, welcome messages Training/meeting room information PowerPoint, Word, Excel, PDF Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Digital Signage

17. Major carriers — most with full-time on-site CDW presence to support our team and our customers Internet access — T1/T3SDSL/OCx WAN Design Voice and VoIP services Virtual private networks Co-location and Hosting solutions Remote and Hosted Managed Solutions Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Wireline Carrier Services

18. Phone system carriers and conferencing technology vital to business communication: VoIP PBX Unified Communications Products Include: Phones: Conferencing: Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Telephony / IP

19. Integrate mobility with your current infrastructure Understanding latest wireless technology Coordinate plan changes Assist with billing audits Offer full support on hardware devices Handheld device activation, de-activation Billing audits Help-desk resources Authorized agent for the largest nationwide carriers Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Wireless Carrier Services

20. Hardware and software installations Deployment and migration services Architecting and project design Maintenance/retainer contracts Recycling/Disposal of equipment Cabling installation/de-installation Staff augmentation services Training/Learning solutions Network and Security assessments Helpdesk services Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Support and Professional Services

21. Day-to-day monitoring and management Website hosting Email protection Application hosting Datacenter outsourcing Credentials SAS 70 Type II compliant PCI compliant 100% uptime guarantee 24 x 7 x 365 engineering support Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. PLANNING SERVICES: Hosting and Managed Services

22. Regionalized Account Managers Regionalized Engineering and Partner Teams Regionalized Sales Management Dedicated Account Team January 10, 2012 Why CDW? CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED.

23. 800-383-4239 Support — 24 x 7 x 365 Toll free number [email_address] ® , e-mail and chat Repair — quick problem resolution Fix to include next-day service is specified Certifications include Technical Support Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. CompTia MCP CCNA/CCDA/CCIE Apple Citrix Admin Linux MCSE CNA

24. Simplified Online Purchasing: Create, Review, Print, Submit Compare, Track, and Buy I.T. Assets View Contracts, Discounts, and Quotes Productivity-Enhancing Tools Asset Management and Software Licensing Order Tracking Purchasing Authorizations Why CDW? January 10, 2012 CDW PROPRIETARY AND CONFIDENTIAL. COPYING PROHIBITED. ‘ My Account’ Customer Extranet

25. Thank you!