ShoreTel Inc.

Sunnyvale, Calif. • 408-331-3300 • www.shoretel.com

Ticker and Exchange: SHOR: Nasdaq

Filing Range: 7.9M shares @ $8.50 to $10.50

Offering Price: $9.50

Close on First Day: $12.15

Offering Size: $75.10M

Shares Outstanding: 41,255,916

Underwriters: Lehman Brothers/ JP Morgan

Co-manager: Piper Jaffray Cos/ JMP Securities/ Wedbush Morgan Securities

Company Counsel: Fenwick & West

Manager Counsel: Wilson Sonsini Goodrich & Rosati

Auditor: Deloitte & Touche LLP

Market Capitalization on 7/31/2007: $536.33M

Close on 7/31/07: $13.00

DESCRIPTION

Provides IP telecommunications systems for enterprises that address the limitations of TDM, hybrid and server-centric IP systems. The Company’s system is based on distributed software architecture and switch-based hardware platform, which enable multi-site enterprises to be served by a single telecommunications system. ShoreTel’s solution is comprised of ShoreGear switches, ShorePhone IP phones and ShoreWare software applications. Competitors include 3Com, Cisco Systems, Alcatel-Lucent, Avaya, Inter-Tel, Mitel Networks and Nortel Networks

VENTURE BACKERS

Crosspoint Venture Partners, Foundation Capital, Lehman Brothers, J.P. Morgan Capital Corp., Globespan Capital Partners, Norwest Venture Partners, Matrix Partners, Dain Rauscher Corp., Focus Ventures and J.P. Morgan Partners.

Source: Thomson Financial