Exhibit 99.1

FOR IMMEDIATE RELEASE

DRAGONWAVE ANNOUNCES ORGANIZATION CHANGE

Ottawa, Canada,  July 5, 2011  — DragonWave Inc. (TSX: DWI; NASDAQ: DRWI) a leading global supplier of packet microwave radio systems for mobile and access networks, today announced that Brian McCormack, Vice President of Worldwide Sales has submitted his resignation and will be leaving the company. Effective immediately, regional sales executives will report directly to Peter Allen.  Mr. McCormack will support this transition over the next 45 days before moving on to pursue other interests.

Brian has been with DragonWave since 2003 and has helped steer the company on the path from a private to a publicly traded company. “We are grateful to Brian for his contribution and service at DragonWave,” said Peter Allen, president and CEO, DragonWave Inc. “We appreciate what he has done for the company and wish him well in his future endeavors.”

About DragonWave

DragonWave® is a leading provider of high-capacity packet microwave solutions that drive next-generation IP networks.  DragonWave’s carrier-grade point-to-point packet microwave systems transmit broadband voice, video and data, enabling service providers, government agencies, enterprises and other organizations to meet their increasing bandwidth requirements rapidly and affordably.  The principal application of DragonWave’s products is wireless network backhaul.  Additional solutions include leased line replacement, last mile fiber extension and enterprise networks.  DragonWave’s corporate headquarters is located in Ottawa, Ontario, with sales locations in Europe, Asia, the Middle East and North America.  For more information, visit http://www.dragonwaveinc.com.

Forward-Looking Statements

Certain statements in this release constitute forward-looking statements within the meaning of applicable securities laws. These statements are subject to certain assumptions, risks and uncertainties. Readers are cautioned not to place undue reliance on such statements.  DragonWave’s actual results, performance, achievements and developments may differ materially from the results, performance, achievements or developments expressed or implied by such statements. Risk factors that may cause the actual results, performance, achievements or developments of DragonWave to differ materially from those expressed or implied by such statements can be found in the public documents filed by DragonWave with U.S. and Canadian securities regulatory authorities. Forward-looking statements are provided in order to help stakeholders understand DragonWave’s expectations as at the date of this release and may not be suitable for other purposes. DragonWave assumes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as expressly required by law.

Media Contacts

Nadine Kittle Marketing Communications DragonWave Inc. nkittle@dragonwaveinc.com Tel: 613-599-9991 ext 2262 John Lawlor VP Investor Relations DragonWave Inc. jlawlor@dragonwaveinc.com Tel: 613-895-7000 Becky Obbema Interprose Public Relations (for DragonWave) Becky.Obbema@interprosepr.com Tel: (408) 778-2024