Glowpoint, Inc. provides cloud managed video services to the global enterprise community requiring high-quality, reliable video conferencing and telepresence experiences for their business. The Glowpoint service offerings make the complexity of enterprise grade video communications as simple as using the internet, between any technology, network or business. Using the Glowpoint Open Video(TM) cloud architecture, Glowpoint enables organizations of all sizes to adopt business-class video easily, scale instantly and collaborate openly, yet securely, across boundaries created by disparate technologies and IP networks - and realize the full value of visual communications.

2. SAFE HARBOR STATEMENT The following information and presentation may contain statements that are or may be deemed to be forward-looking statements and involve factors, risks, and uncertainties that may cause actual results in future periods to differ materially from such statements. These factors, risks, and uncertainties include market acceptance and availability of new video communications services; the non-exclusive and terminable-at-will nature of sales agreements; rapid technological change affecting demand for our services; competition from other video communication service providers; and the availability of sufficient financial resources to enable us to expand our operations, as well as other risks detailed from time to time in our filings with the Securities and Exchange Commission. We make no representation or warranty that the information contained herein is complete and accurate; we have no duty to correct or update any information .

4. accelerating growth in enterprise video & telepresence Mobility and Desktop Video driving next phase of proliferation “ Video softclient users are expected to increase from 9.3 million users in 2010 to over 130 million users in 2015, a 70% 5-yr CAGR” 1 (1) Gartner: Market Trends – Videoconferencing, April 2011 Availability of Cloud Services Addressable Market [Source: Gartner, Market Trends: Videoconferencing, Worldwide, 2011] Cost benefits Travel budgets ✓ Improved Technology / User Experience ✓ Improved Productivity ✓ Personal Security and health ✓ $M CAGR 38%

7. blue chip customer base provides key validation of solutions Global expansion VNOC & Demo Network Portfolio management Acquisition integration Inter-BU collaboration Private and Public cloud Remote sites and offshore rigs Global classroom Servicing Over 500 Customers Globally, in 38 Countries Enthusiastic customer base that proactively advocates Glowpoint! Live sports analysts interviews Telepresence scaled globally

10. key operating metrics 2011 TTM = 2Q10-1Q11 GROWTH IN MANAGED SERVICES = GREATER CONSUMPTION OF SERVICES AND ATTACH RATES Managed rooms and devices + Certified systems on cloud infrastructure = MANAGED SERVICE REVENUE GROWTH Service stickiness and contract retention validated by average contract life greater than 2 years Q3 10 Q4 10 Q1 11 Q2 11 Q3 11 Y/Y % Managed rooms 498 739 807 919 1,099 120.7% Conferences (ttm) 67,730 92,584 100,909 108,114 113,550 67.7% Certified systems on cloud 34,355 36,120 37,563 39,030 42,438 23.5% 56% 44% 80% 71% 62% 20% 29% 38%

13. experienced management Name Position Years of experience Previous Companies Joseph Laezza President and Chief Executive Officer 18 John R. McGovern Executive Vice President and Chief Financial Officer 25 Anil Balani Senior Vice President, Product and Strategy 16 Thomas P. Schroeder Senior Vice President, Operations 13 Stephen K. Vobbe Senior Vice President, Sales and Marketing 17 Michael Hubner General Counsel and Corporate Secretary 15 Tolga Sakman Vice President, Corporate Development and Strategy 14

14. compelling growth strategy Revenue Growth Market Expansion Pursue Strategic Acquisitions Leverage Indirect Sales Channels Broaden Managed Services Offerings Expand Geographic Presence Deepen and Grow Customer Base