- CEO
- Thomas R. Stanton
- Full Time Employees
- 2,174
- Sector
- Electronic technology
- Industry
- Telecommunications equipment
- Address
- Campus Martinsried Munich BV Germany 82152
- IPO Date
- Mar 29, 1999
- Business
- Adtran Networks SE develops, manufactures and sells open optical networking and Ethernet-based solutions for telecommunications carriers, service providers, enterprises, government institutions and cloud operators worldwide. Founded in 1994 and headquartered in Munich, Germany, with administrative offices in Martinsried near Munich and legal domicile in Meiningen, the company operates as a subsidiary of ADTRAN Holdings Inc and maintains a global presence including facilities in the United States, United Kingdom, India, Israel and Poland. Its core portfolio encompasses scalable optical transport systems such as FSP 3000 series and SFlex terminals for wavelength division multiplexing; packet edge and aggregation platforms with carrier Ethernet access; open optical line systems like FSP 3000 OLS; subscriber and access solutions including next-generation PON technologies; network synchronization for 5G timing; fiber assurance tools; automation software for network insights and management; plus related services in consulting, deployment, support and training. Adtran Networks focuses on high-performance data center interconnects, cloud edge computing, mobile backhaul expansion and software-defined access to enable fiber broadband growth. Recent developments include ongoing post-merger integration from the 2022 ADTRAN-ADVA business combination enhancing end-to-end fiber solutions; new product advancements in 100G to 800G ZR interoperability demonstrated with OIF in 2025 and 50G PON deployments via partnership with IdeaTek in Kansas; investments in capitalized development for open optical transmission and cloud access products; updated 2025 financial guidance reflecting adjusted earnings expectations; and parent company ADTRAN Holdings' Q3 2025 revenue growth of 23% to $279 million alongside a proposed convertible senior notes offering in September 2025.