ShoreTel is a unified communications company founded in 1996 with headquarters in California and offices globally. It has over 11,000 customers in 27 countries and has experienced 48% annual revenue growth. ShoreTel offers a single, modular platform that integrates voice, video, and data across any device for streamlined collaboration. Their solution aims to provide a simple, effective approach and highest customer satisfaction through ease of use, reliability, and low total cost of ownership.

1. ShoreTel Brilliantly simple business communication

2. Company information Founded Superior technology designed from a clean sheet of paper in 1996 Locations Headquarters in Sunnyvale, California with offices Austin, Texas, and the UK, Germany, Spain, Australia, Singapore and Hong Kong Customers More than 11,000 globally Distribution Sold through resellers and distributors worldwide Ownership Public, listed on NASDAQ (“SHOR”) No debt, positive cash flow

3. A global reputation for excellence Customers in 27 countries Winner of many industry awards including Best in VoiceCon for the last three years Best overall VoIP provider by Nemertes Research for the last six years running More than one million licensed users to date Great collaboration with world leaders: IBM, AT&T, Verizon, Juniper, Extreme 48 percent annual compound growth, positive cash flow

4. Strong Annual Revenue Growth ($ in millions) __________ Note: fiscal year ended June 30. CAGR calculated based on full (non-rounded) numbers. CAGR 48%

5. Simple, effective philosophy Obsessively driven to deliver the best customer experience RAVING FANS GIVE HIGHEST SATISFACTION RATINGS Making innovation truly work PURPOSE-BUILT FOR THE POWER OF IP A straight forward approach to everything COMMITTED TO VALUE WITH RAPID ROI FOR CUSTOMERS

6. One brilliantly simple solution for the way you work Business Communication Solution Unified Communications IP Phone System Contact Center

7. One brilliantly simple solution for the way you work Business Communication Solution Unifying rich communication capabilities into a modular design that scales and integrates with ease Unified Communications IP Phone System Contact Center

8. One brilliantly simple solution for the way you work Business Communication Solution Unifying rich communication capabilities into a modular design that scales and integrates with ease Integrating voice, video, data across any device to streamline collaboration and enhance productivity Unified Communications IP Phone System Contact Center

9. One brilliantly simple solution for the way you work Business Communication Solution Unifying rich communication capabilities into a modular design that scales and integrates with ease Integrating voice, video, data across any device to streamline collaboration and enhance productivity Combining flexible yet sophisticated multimedia contact center capabilities, to empower agents anywhere Unified Communications IP Phone System Contact Center

10. One brilliantly simple SINGLE PLATFORM solution Business Communication Solution All-in-One IP Phone System Contact Center Unified Communications

11. Powerful capabilities easily unleashed Intuitive to use/manage Raises productivity Frees up IT resources Purpose-built for IP Highly versatile & reliable Ideal for business agility

12. When business communication is brilliantly simple Experience Free-Done : the freedom to get things done

13. The rewards of ease-ability DEPLOY LEARN USE MANAGE SCALE EASY TO EASY TO EASY TO EASY TO EASY TO

14. And brilliantly simple has a unique architecture Built from the ground up for IP unlike our competitors Distributed architecture makes it easy to deploy and scale to multiply sites and locations A single image, unique, distributed architecture allows business to be as agile as possible with their business communication Managed from anywhere with ease through ShoreTel Director: an intuitive browser-based interface that unifies everything Applications are distributed and can run from anywhere in the system Open platform for business agility, integrating enterprise applications, third party phones and even other UC/UM platforms

15. Designed for maximum availability Provides five-nines availability for mission critical communications Reliability is inherently built into the system using flash drive technology In the event of a WAN failure, switches continue to work independently In the event of a switch failure, n+1 redundancy ensures it rolls over to an available switch on the network

16. And it is an open SINGLE platform for business agility Works seamlessly in any business environment, integrating: Enterprise applications such as Microsoft Dynamic CRM, Salesforce.com and Netsuite Custom-built applications via the platform’s open API Third-party phones Even other UC/UM platforms such as IBM Lotus Sametime, Microsoft OSC and others

17. It’s not just about savings: it’s also about the gains Great customer experience Impactful communication Dynamic collaboration Productive workforce Low purchase cost Low deployment cost Low operating cost Low growth cost

18. A closer look at total cost of ownership (TCO) Capital cost for telephony system Capital cost for network upgrade Implementation Training & support Moves, adds & changes Telephony system management Network cost Electricity cost ShoreTel Mitel Avaya Nortel Cisco TDM 0 2 4 6 8 10 12 14 16 18 20 $M TCO comparison of Major UC System Vendors (Pre-tax) 10 Year analysis based on VoiceCon standard large enterprise configuration: 1,500 users across 3 sites Source Data: Nemertes Research, Ailean Research, EPA. $8.67 $9.83 $11.07 $11.80 $13.89 $16.25

19. ShoreTel Platform – Software Distributed Call Control Software Single, unified system – management ease Reliable, stand-alone services in all locations N+1 reliability inherently built in to architecture Rich Software Applications Unified messaging and auto-attendant Contact Center and IVR IM, Audio, & Web Conferencing ShoreTel Platform ShoreTel IP Phones ShoreTel User Applications ShoreTel System Management ShoreTel Open Integration ShoreTel Services

20. ShoreTel Platform – Hardware Highly Reliable Voice Switches Flash memory so only moving part is the fan Modular design that’s easy to scale Call control, messaging, auto attendant Flexible modules selected by capacity Secure, WAN Access Appliances VPN Concentrator SIP Session Boarder Controller ShoreTel Platform ShoreTel IP Phones ShoreTel System Management ShoreTel Services ShoreTel User Applications ShoreTel Open Integration

21. ShoreTel IP Phones IP Phones The latest ergonomic designs Superior sound quality Models for all user needs and types Preconfigured for ShoreTel UC ShoreTel Platform ShoreTel IP Phones ShoreTel System Management ShoreTel Services ShoreTel User Applications ShoreTel Open Integration

22. ShoreTel User Applications ShoreTel Call Manager Communication managed easily & intuitively Users up to speed in no time Move effortlessly between voice, video & IM Immediate knowledge about contacts Raised productivity & efficiency Versions for all user types ShoreTel Platform ShoreTel IP Phones ShoreTel System Management ShoreTel Services ShoreTel User Applications ShoreTel Open Integration

23. ShoreTel System Management ShoreTel Director Entire IP phone system managed from a single browser-based interface Intuitive administration Requires minimal training Needs fewer IT resources ShoreTel Platform ShoreTel IP Phones ShoreTel System Management ShoreTel Services ShoreTel User Applications ShoreTel Open Integration

24. ShoreTel Open Integration Open Ecosystem Enterprise applications seamlessly integrate into the system Out-of-the-box implementation User productivity & efficiency greatly enhanced Open APIs for custom integrations ShoreTel Platform ShoreTel IP Phones ShoreTel System Management ShoreTel Services ShoreTel User Applications ShoreTel Open Integration

25. Customer satisfaction is our mission Strict Rules for Serious Results 4 point scale Conducted by third party All results included Everyone is measured—partners and employees alike 0- Ranking World Class

26. Number 1 for six years running – Nemertes Research Nemertes Research, PilotHouse Awards - Top Providers, IP Telephony, Fall 2009 ShoreTel

27. Making innovation work for you COMPETITORS HARDWARE + Switch-based – Server-based (disk drives) SOFTWARE + Distributed – Centralized MANAGEMENT + Single, intuitive web-based interface – Disparate systems END-USER FUNCTIONALITY + Seamless and consistent across locations – Inconsistent features across locations REDUNDANCY + N+1 – 2N, duplicate systems SCALABILITY + Modular – Forklift upgrades SERVER DEPENDENCY + Low – High EASE-OF-USE + Brilliantly simple – Unintuitive and complex TOTAL COST OF OWNERSHIP + Low – High

28. ShoreTel Brilliantly simple