Adtran: Detailed Company Information & Corporate Profile
Summary
Adtran is an independent company headquartered in Huntsville, Alabama, founded in 1985 and serving the telecoms industry with a revenue range of $1 billion to $5 billion and a workforce of 1,000–5,000 employees.
Its product portfolio spans carrier Ethernet, broadband access, FTTH, optical networking edge, Wi‑Fi, SD‑Access, vectoring, FTTx, RFoG, EPON, 10G, open networks, fiber access and related technologies, enabling network operators to deploy high‑capacity, resilient infrastructures.
The executive team includes Glen Gustafson (Vice President, Global Internal Audit), Timothy Santo (Senior Vice President & CFO), Wontae Shin (Senior Director of Taxation – Global Head of Tax) and other senior leaders who guide product innovation, financial performance, and customer success.
| Adtran Website | adtran.com |
| Social Links |    |
| Phone Number | 1-800-923-8726, 256-963-8000 |
| Industries | |
| Adtran Headquarters Address | 901 Explorer Blvd., Huntsville, AL, 35806 US |
| Company Size | 1000-5000 employees |
| Specialities & Services | telecommunications, carrier ethernet, broadband access, FTTH, Optical Networking Edge, Wi-Fi, SD-Access, Vectoring, FTTx, RFoG, EPON, 10G, Open Networks, Broadband, Fiber Access |
| Technologies | jQuery, Cloudflare, Flask, Spring, Netlify, Laravel |
| SIC Code | 3669 |
| NAICS Code | 334290 Other Communications Equipment Manufacturing |
| DMA Code | Huntsville Metropolitan Area |
| Founded | 1985 |
| Estimated Annual Revenue | $1B - 5B |
| Operating Status | Independent Company |
| Updated: | 2026-09-24 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 2011 | Privately Held | 1 - 25 | |
| 2004 | Public Company | 1.0K - 5.0K |
Estimated Website Traffic
The chart shows a growth in traffic to the adtran.com website. In August, traffic increased to 26848, compared to 26711 in the previous month. The highest traffic in 2026 was recorded in April, reaching 53225 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Adtran's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year12% have been with the company for 1 to 2 years22% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years12% have been with the company for 8 to 10 years43% have been with the company for more than 11 years
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Adtran Corporate Information: FAQ
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