ADTRAN

Corporate Governance

Management Team

Board of Directors

Committee Composition

Charters & Governance Documents

Governance Hotline

The corporate governance hotline, WhistleB, is available to report any accounting, auditing or internal controls concerns that you might have, as well as any issues arising under the Company's Code of Business Conduct and Ethics or other matters that you wish to communicate to the Company's Audit Committee or to the Board of Directors. Leave a message stating your concerns and provide details to enable the Company to investigate your report. You may submit your report anonymously if you choose. If your report is not anonymous, leave your contact information so that we can follow up with you if necessary. All communications are treated as confidential.

You can report by utilizing any of the following methods:

  1. Online – https://report.whistleb.com/adtran
  2. Phone – WhistleB 1.800.218.8954 (Client code is 453581)
  3. In Person – To your Supervisor, HR Department, or Internal Audit