Ciena Corporation
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  Contact Information
Corporate Headquarters
Ciena Corporation
1201 Winterson Road
Linthicum, MD 21090

Investor Relations
Transfer Agent
INVESTOR RELATIONS
EQUISERVE
P.O. BOX 8040, MS 45-01-20
C/O (Name of the Company Stock Owned)
BOSTON, MA 02266-8040
Phone: (781) 575-3120

Corporate Counsel
This information is not currently provided by Ciena Corporation.

Independent Accountants
This information is not currently provided by Ciena Corporation.