![David Rothenstein](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
David Rothenstein
Corporate Secretary at
CIENA CORPORATION
Net worth: 109 M $ as of 31/05/2026
Profile
David Marc Rothenstein is Director at Ciena Ltd. since 2008.
He is Secretary, Chief Strategy Officer & Senior VP at Ciena Corp.
since 2022.
Former roles include Director at Cyan, Inc. and Principal at Paley, Rothman, Goldstein, Rosenberg, Eig & Cooper from 1998 to 2001.
Education includes an undergraduate degree from Tufts University in 1990 and a graduate degree from George Washington University Law School in 1993.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CIENA CORPORATION 0.13% | 15/06/2026 | 187,581 ( 0.13% ) | 109 M $ | 31/05/2026 |
David Rothenstein active positions
| Companies | Position | Start |
|---|---|---|
| CIENA CORPORATION | Corporate Secretary | 01/11/2008 |
Ciena Ltd.
 Ciena Ltd. Specialty TelecommunicationsCommunications Provides telecommunication services | Director/Board Member | 31/10/2008 |
Former positions of David Rothenstein
| Companies | Position | End |
|---|---|---|
Paley, Rothman, Goldstein, Rosenberg, Eig & Cooper
 Paley, Rothman, Goldstein, Rosenberg, Eig & Cooper Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 01/01/2001 |
| CYAN INC | Director/Board Member | - |
Training of David Rothenstein
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
83
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Ciena Corp.
 Ciena Corp. Telecommunications EquipmentElectronic Technology Provides communication network equipment, associated software and professional services | Electronic Technology |
Cyan, Inc.
 Cyan, Inc. Packaged SoftwareTechnology Services Operates as an automation software to accelerate 5G services | Technology Services |
Paley, Rothman, Goldstein, Rosenberg, Eig & Cooper
Paley, Rothman, Goldstein, Rosenberg, Eig & Cooper Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Tufts University
 Tufts University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ciena Ltd.
Ciena Ltd. Specialty TelecommunicationsCommunications Provides telecommunication services | Communications |
George Washington University Law School
 George Washington University Law School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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