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Private company

Sønnico

Sønnico is a Norwegian electrical engineering company based in Oslo, founded in 1910.1 It employed 617 people in 2026.1 It is part of OneCo.1

Sønnico er et norsk elektrokonsern etablert i 1910. I 2020 ble konsernet kjøpt opp av OneCo.2 From the Norwegian Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1910Founded1
  • Industryelectrical engineering1
  • HeadquartersOslo, Norway1
  • Websitewww.sonnico.no
  • Legal formaksjeselskap1

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Corporate structure

Sønnico is part of a group headed by OneCo. 3 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • OneCo Kristiansand, Norway
    • Sønnico Oslo, Norway
    • Relacom Subsidiary · Solna, Sweden

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

From Wikidata.1

Employees over time

  • 20266171

Timeline

  1. 1910Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2