ADTRAN

Investor Resources

FAQ's

How long has Adtran been in business?

Adtran was incorporated under the laws of Delaware in November 1985, and commenced operations in January 1986.

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When did Adtran go public and at what price?

Adtran went public on August 9, 1994 at $18.00 ($4.50 on a split adjusted basis).

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What is Adtran’s fiscal year-end?

Adtran’s fiscal year-end is December 31. Reporting quarters correspond with calendar quarters.

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When is the annual shareholders meeting?

The annual shareholders meeting is usually held in May of each year.

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Who are Adtran’s independent auditors?

Adtran’s auditors are PricewaterhouseCoopers.

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How many employees does Adtran have?

As of December 31, 2021, Adtran had 1,335 full-time employees around the world.


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Who is Adtran’s management team?

Please see our Management Team page for details.

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Who is on Adtran’s Board of Directors?

Please view the Adtran Board of Directors page.


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Where does Adtran have locations?

Adtran's corporate headquarters is located in Huntsville, Alabama, in the second largest research park in the United States. We have engineering research and development centers in Huntsville, AL; Portland, OR; and Greifswald and Berlin, Germany. We also have sales and support offices located throughout the U.S. and around the world.

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Who are Adtran’s top competitors?

We compete with a number of companies in the markets we serve. In our Access & Aggregation category, key competitors include Calix, Casa Systems, Ciena, CommScope, DZS, Harmonic, Huawei, Nokia, Radisys, Tibit Communications, Vecima Networks and ZTE. In the Subscriber Solutions & Experience category, our primary competitors include Calix, Cisco, CommScope, Hewlett Packard Enterprise, Juniper Networks, Ribbon Communications, Ubiquiti Networks and Zyxel. Competitors of our Services & Support business include Calix, Fujitsu Network Communications and Nokia.


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Where are Adtran’s major markets?

Adtran sells in more than 60 countries with the major markets being North America, Europe, Australia and the Middle East. Customers include a diverse global base of network operators and communications service providers, alternative service providers, such as utilities, municipalities and fiber overbuilders, cable/MSOs, SMBs and distributed enterprises.


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What are Adtran’s main products?

Adtran provides hardware and software platforms that enable multi-Gigabit service delivery over fiber to homes and businesses. We offer traditional chassis-based network solutions, such as the Total Access 5000 and hiX 5600, while also accelerating the industry’s transition to open, disaggregated fiber access solutions with our SDX Series platform. ADTRAN offers cloud-managed Wi-Fi gateways and switches that provide a mix of wired and wireless connectivity at the customer premises. Our complete portfolio of broadband access and subscriber connectivity solutions are managed and orchestrated by our Mosaic software suite which simplifies and optimizes the deployment, management and marketing of next generation fiber access networks. ADTRAN also offers a comprehensive portfolio of network design, implementation and cloud-hosted services to assist operators in the deployment of multi-vendor networks while reducing their cost to operate and maintain these networks.

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Investor Contact

Rhonda Lambert - Corporate Services Administrator