Building better connections

Nestor Cables was founded in 2007 by cable technology professionals to preserve the Finnish tradition of producing high-quality cable. Currently we are one of the leading developers and manufacturers of fibre optic cable solutions in the Northern Europe.

Solutions for demanding conditions

Our product portfolio helps you to build fibre optic networks that fulfill the demands of future smart cities. Our products are developed and tested to meet the highest quality standards. 

In July 2022, our long-term customer Clearfield Inc. acquired the entire share capital  of Nestor Cables Oy and we officially became an independent subsidiary of Clearfield Inc.

Product portfolio

Our product range includes fibre optic cables, connectivity accessories for fibre optic networks and instrumentation and copper telecommunication cables. Nestor Optimus is our solution to microduct networks. In addition to our product range we offer our customers reliable and flexible deliveries, quick reaction times and efficiency. 

Nestor Cables is a subsidiary of Clearfield Inc. 

The American Nasdaq-listed company, Clearfield, Inc. closed the acquisition of Nestor Cables Ltd on July 26, 2022 and Nestor Cables operates now as an independent subsidiary of Clearfield. 

Read more about the acquisition. 

To the Clearfield website.




Our production facilities

Currently we operate two production facilities:

  • The main factory in Oulu, Finland manufacturing cables
  • A secondary factory for manufacturing and assembling connectivity accessories in Keila, Estonia


We value reliability, expertise, cooperation and viability. 

  • We are your trusted supplier and partner. 
  • We value our employee's expertise and know-how. 
  • Products are developed in close cooperation with our customers. 
  • We operate in a viable and sustainable way. 
  • We feel it is important to operate in a responsible way and to help the world move towards more sustainable development.

Our customers

Our customers create different types of information and communication networks. For example, they are telecom operators, network owners, electricity companies, building contractors, stockists or industrial companies. 

Many of our customers are located in:

  • The Nordic countries
  • The Baltic states
  • Central Europe 
  • The Middle East
  • The USA
  • Africa

Our expertise 

Many employees have decades of experience in cable technologies. Our customers appreciate our fast and knowledgeable customer service. We keep our expertise and know-how up to date by participating in various network building and pilot projects.

Responsible company 

  • We are committed to provide sustainable products and solutions and to operate in an environment-friendly and ethical manner.

  • Environment-friendly production

    • Minimize waste

    • Waste management & recycling

    • Recyclable wooden drums

  • We invest in workplace health and safety.