Major Acquisitions


Below is a list of the major acquisitions announced by Nortel Networks since 1997.

2005

Tasman Networks
San Jose, California
Nortel has enhanced its ability to deliver end-to-end converged enterprise networks with the agreement to acquire Tasman Networks, an established networking company that provides a portfolio of secure, high-performance enterprise routers.

Completed, February 27, 2006
Announced December 27, 2005

PEC Solutions, Inc.
Fairfax, Virginia
Nortel announced a definitive agreement that Nortels U.S. subsidiary, Nortel Networks Inc. (NNI), will acquire Virginia-based PEC Solutions, Inc., a leading government IT services firm, and create U.S.-based Nortel PEC Solutions to provide mission-critical solutions for U.S. federal, state and local government customers.

Completed, June 7, 2005
Announced April 26, 2005

2001

JDS Uniphase's Zurich, Switzerland-based Subsidiary
Boston, Massachusetts
Nortel Networks Corporation announced a definitive agreement whereby it will acquire JDS Uniphase's Zurich, Switzerland-based subsidiary, as well as related assets in Poughkeepsie, New York.

Completed, February 13, 2001
Announced February 6, 2001

2000

Sonoma Systems,
Marina del Rey, California
Nortel Networks to bolster leadership position in the rapidly growing US$10 billion global market for providing carrier-managed services to businesses worldwide.

Completed October 20, 2000
Announced August 15, 2000

Alteon WebSystems, Inc.
San Jose, California
A leader in content aware switching, positioning Nortel Networks as the leader in delivering high-performance Internet data centers, for an estimated US$7.8 billion in Nortel Networks common shares on a fully diluted basis.

Completed October 5, 2000
Announced July 28, 2000

EPiCON, Inc.,
Chelmsford, Massachusetts
An innovative software developer providing application delivery and management software to extend Nortel Networks' leadership in the application service provider (ASP) market, for US$275 million in Nortel Networks common shares.

Completed September 5, 2000
Announced June 14, 2000

Photonic Technologies,
Sydney, Australia
A pioneer in strategic optical components for up to US$35.5 million in cash. Photonic Technologies key optical component technology will further strengthen Nortel Networks first-mover advantage in delivering a high-performance all-optical Internet.

Completed May 23, 2000

Architel Systems Corporation,
Toronto, Ontario
A global leader in software systems that allow service providers to rapidly provide Internet and other next-generation Internet Protocol (IP) services, for an estimated US$395 million in Nortel Networks common shares.

Completed July 3, 2000
Announced April 19, 2000

CoreTek, Inc.,
Wilmington, Massachusettes
A pioneer in strategic optical components, for up to US$1.43 billion in Nortel Networks common shares on a fully diluted basis.

Completed June 23, 2000
Announced March 21, 2000

Xros, Inc.,
Sunnyvale, California
A world leader in second-generation, large-scale, fully photonic switching, for US$3.25 billion in Nortel Networks common shares on a fully diluted basis.

Completed June 2, 2000
Announced March 14, 2000

Dimension Enterprises, Inc.,
Herndon, Virginia
An engineering and business strategy consulting firm, for up to US$64.5 million in cash.

Completed February 9, 2000

Promatory Communications, Inc.,
Fremont, California
A leading developer of Digital Subscriber Line (DSL) platforms for high-speed Internet access, for up to an estimated US$778 million in Nortel Networks common shares.

Completed March 23, 2000
Announced January 6, 2000

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1999

Qtera Corporation,
Boca Raton, Florida
A privately-held company that produces ultra-long-reach optical networking systems, for up to US$3.25 billion in Nortel Networks common shares.

Completed January 28, 2000
Announced December 15, 1999

Clarify, Inc.,
San Jose, California
The world's second largest provider of front office solutions for eBusiness, for US$2.1 billion in Nortel Networks common shares.

Completed March 16, 2000
Announced October 18, 1999

Periphonics Corporation
Bohemia, New York
A leading global provider of interactive voice solutions used in call centers and other voice and data network applications, for US$436 million in Nortel Networks common shares.

Completed November 12, 1999
Announced August 24, 1999

X-CEL Communications, Ltd.,
London, UK
A privately-held leading supplier of Service Level Agreement and Network Performance Management for customers requiring carrier-grade network solutions, for an undisclosed amount in cash.

Completed May 20, 1999

Shasta Networks, Inc.,
Sunnyvale, California
A privately-held company which has developed a new class of service-enabling gateways and subscriber policy management systems at the "subscriber edge" of Internet Protocol (IP) public data networks, for US$340 million in Nortel Networks common shares and cash.

Completed April 16, 1999
Announced April 13, 1999

1998

Cambrian Systems Corporation,
Kanata, Ontario
A privately-held company which has developed an innovative technology to speed the flow of network traffic between metropolitan areas and the optical Internet backbone, for up to US $300 million in cash.

Completed December 15, 1998
Announced December 9, 1998

Bay Networks, Inc.,
Santa Clara, California
A leader in the worldwide data networking market, for an estimated US$9.1 billion in Nortel common shares.

Completed August 31, 1998
Announced June 15, 1998

Aptis Communications, Inc.,
Chelmsford, Massachusetts
A remote-access data networking start-up company, for approximately US$290 million in Nortel common stock and cash.

Completed April 22, 1998
Announced March 18, 1998

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1997

Broadband Networks Inc.,
Winnipeg, Manitoba
A leader in the design and manufacture of fixed broadband wireless communications networks, for Cdn$593 million in Nortel common shares and cash.

Completed January 9, 1998
Announced November 2, 1997