Private company

ADTRAN HOLDINGS, INC.

ADTRAN HOLDINGS, INC. is a corporation registered in Delaware, based in Huntsville, active since 2021.¹

Last updated Oct 21, 2026.

Overview

Aug 10, 2021Founded¹

HeadquartersHuntsville, United States¹
Legal formCorporation¹
LEI549300VV36J86CRRWF77¹
StatusActive¹
LEI statusIssued and current¹
Registered addressC/O CORPORATION SERVICE COMPANY, 19808 Wilmington, United States¹
Registered withDivision of Corporations, Department of State, 6141966¹

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Corporate structure

ADTRAN HOLDINGS, INC. is part of a group headed by Adtran. 39 entities, 23 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Adtran Huntsville, Alabama, United States
- ADTRAN HOLDINGS, INC. Huntsville, Alabama, United States
  - ADTRAN NETWORKS INDIA PRIVATE LIMITED Subsidiary · Hyderabad, India
- ADVA Optical Networking SE Subsidiary · Meiningen, Germany
  - ADTRAN NETWORKS IT SOLUTIONS INDIA PRIVATE LIMITED Subsidiary · Gurugram, India
  - ADVA Optical Networking Ltd. Subsidiary · York, United Kingdom
- ADTRAN Canada, Inc. Subsidiary · Canada
- ADTRAN d.o.o. Subsidiary · Croatia
- ADTRAN Europe Limited Subsidiary · United Kingdom
- ADTRAN GmbH Subsidiary · Berlin, Germany
- Adtran Networks (Shenzhen) Ltd. Subsidiary · China
- Adtran Networks (UK) Limited Subsidiary · United Kingdom
- ADTRAN Networks and Services Egypt, LLC Subsidiary · Egypt
- Adtran Networks Australia Pty Ltd. Subsidiary · Australia
- Adtran Networks Canada, Inc. Subsidiary · Canada
- ADTRAN Networks Comunicações Ltda. Subsidiary · Brazil
- Adtran Networks Hong Kong Limited Subsidiary · China
- ADTRAN Networks India Private Limited Subsidiary · India
- Adtran Networks Israel Ltd. Subsidiary · Israel
- Adtran Networks IT Solutions India Private Limited Subsidiary · India
- Adtran Networks Japan Co., Ltd. Subsidiary · Japan
- ADTRAN Networks M.E.P.E. Subsidiary · Greece
- ADTRAN Networks New Zealand Ltd. Subsidiary · New Zealand
- ADTRAN Networks Pty. Ltd Subsidiary · Australia
- ADTRAN Networks S.A. de C.V. Subsidiary · Mexico
- Adtran Networks Service (Shenzhen) Ltd. Subsidiary · China
- Adtran Networks Servicos Brasil Ltda. Subsidiary · Brazil
- Adtran Networks Singapore Pte. Ltd. Subsidiary · Singapore
- Adtran Networks Spólka z.o.o. Subsidiary · Poland
- and 10 more

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Subsidiaries and ownership

Subsidiaries (GLEIF)

ADVA Optical Networking SE²

Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.

Timeline

Aug 10, 2021Founded ADTRAN HOLDINGS, INC. is founded¹

Sources

The numbers on this page point here. Each one links to the record it came from.