September 04, 2007 16:31 ET

Yves Laliberte Brings His Expertise to Sangoma's Board of Directors

David Macdonald Steps Down as Board Chairman

TORONTO, ONTARIO--(Marketwire - Sept. 4, 2007) - Sangoma Technologies Corporation (TSX VENTURE:STC), a leading provider of connectivity hardware and software products including VoIP, TDM voice, WANs and Internet infrastructure, today has announced effective August 31, 2007, Yves Laliberte has joined Sangoma's Board of Directors.

Mr. Laliberte has more than two decades experience in the telecommunication and networking markets. He currently serves as Aastra Telecom's Executive Vice President, and prior to that was Vice President, Strategic Alliances at Avaya Canada Corp. and Director of Operations - Service Providers at Cisco Systems of Canada. Mr. Laliberte had also been a member of Aastra's Board of Directors since 1996 until he joined in his current role. He is a graduate of the Directors Education Program offered by The Institute of Corporate Directors in partnership with the Rotman School of Management, University of Toronto.

"I look forward to working with my new Board colleagues at an exciting time in Sangoma's history," says Laliberte. "As a true global leader providing standards-based connectivity solutions, Sangoma continues to develop reliable products that allow customers to focus on their core business objectives. My goal is to contribute to the organization's strategic vision and growth by working in collaboration with the leadership team and the Directors."

David Macdonald, Sangoma's Chairman since March 2001, has resigned from the Board effective August 31, 2007.

"On behalf of the Board, investors, customers and Sangoma family, I would like to thank David Macdonald for his dedication and steady stewardship in helping us make significant gains in global markets over the years," says Sangoma's President and CEO David Mandelstam. "We wish him all the best in his new endeavors."

Mandelstam will act as Chairman in the interim.

About Sangoma Technologies Corporation

Founded in 1984, Sangoma Technologies Corporation is a leading provider of connectivity hardware and software products for VoIP, TDM voice, WANs and Internet infrastructure. The company develops and manufactures voice and data communication products including the industry-leading series of Advanced Flexible Telecommunications (AFT) PCI cards.

The company continues to take an industry lead by providing its revolutionary and award-winning AFT Series T1/E1/J1 voice and data cards that are engineered for today's demanding soft PBX, IVR and VoIP applications, such as Asterisk(R), FreeSwitch, CallWeaver, Y and OPAL.

Sangoma Technologies Corporation is publicly traded on the TSX Venture Exchange (TSXV: STC - News).

The TSX Venture Exchange does not accept responsibility for the adequacy or accuracy of this release.

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