This site is owned by:
Ciena Limited
43 Worship Street
London EC2A 2DX
United Kingdom

Tel: +44-207-012-5500
Fax: +44-207-012-5501

Managing directors with powers of representation:
Jim Moylan and David Rothenstein

Registration court:
Frankfurt am Main Commercial Register

Registration number:
HRB 11534

European VAT:
VAT: 25/246/40692

International VAT:

Concept and design of this website:
175 W 200 S
Suite 4100
Salt Lake City, UT 84101

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