Welcome to STL

A Leading Optical and Digital Solutions Company


  • Optical Networking
  • Global Services
  • Digital and Technology Solutions



STL is a leading global optical and digital solutions company providing advanced offerings to build 5G, Rural, FTTx, Enterprise and Data Centre networks. The company, driven by its purpose of ‘Transforming Billions of Lives by Connecting the World’, designs and manufactures in 4 continents with customers in more than 100 countries. Telecom operators, cloud companies, citizen networks, and large enterprises recognize and rely on STL for advanced capabilities in Optical Connectivity, Global Services, and Digital and Technology solutions to build ubiquitous and future-ready digital networks. STL’s business goals are driven by customer-centricity, R&D and sustainability. Championing sustainable manufacturing, the company has committed to achieve Net Zero emissions by 2030. With top talent from 30+ nationalities, STL has earned numerous ‘Great Place to Work’ awards and been voted as the ‘Best Organisation for Women’.

  • Optical Networking
  • Global Services
  • Digital and Technology Solutions

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At a glance

Service options: Available through Sales and Marketing Team
Located in: London
Address: Office 201, 20 Little Britain, London, EC1A 7DH, UK
Hours: 9AM – 5PM (Monday – Friday)
Phone: +44 07395 793710

In the News

“Next Generation Access Networks” - STL And BT
June 24, 2021
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"The Path to Open and Disaggregated FTTx" by STL
January 28, 2021
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Upcoming Events

Catch The Replay : IM Breakfast Speaker Event with STL
December 29, 2020
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