Private company

St1

Logo: St1 Nordic Oy, Public domain, via Wikimedia Commons4

Finnish energy company

St1 Suomi Oy is a Finnish energy company and a part of St1 Nordic group that operates in Finland, Sweden, Norway and the United Kingdom. In Finland St1 Suomi Oy has a sister company called St1 Lähienergia Oy, focused on ground source heating solutions.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1995Founded1
  • Industrypetroleum industry1
  • HeadquartersHelsinki1
  • Websitewww.st1.eu
  • Legal formOsakeyhtiö3
  • LEI549300KAQPZEKMXFJB683
  • StatusActive3
  • LEI statusIssued and current3
  • Registered addressPL 68, FI-00521 Helsinki, Finland3
  • Registered withFinnish Patent and Registration Office, 2082259-73
St1 Limingantulli Oulu 20210908
Photo: Estormiz, CC0, via Wikimedia Commons5

St1 Suomi Oy is a Finnish energy company and a part of St1 Nordic group that operates in Finland, Sweden, Norway and the United Kingdom. In Finland St1 Suomi Oy has a sister company called St1 Lähienergia Oy, focused on ground source heating solutions.2

Corporate structure

St1 is part of a group headed by Keele Oy. 9 entities, 3 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Keele Oy Helsinki, Finland
    • St1 78.8% · Helsinki, Finland
      • St1 Deep Heat Subsidiary
      • St1 Finance Oy Subsidiary · 100% · Helsinki, Finland
      • ST1 NORGE AS Subsidiary · 100% · Oslo, Norway
      • St1 Refinery AB Subsidiary · 100% · Gothenburg, Sweden
      • St1 Suomi Oy Subsidiary · 100% · Helsinki, Finland
      • St1 Sverige AB Subsidiary · 100% · Bromma, Sweden
      • Tuulivoltti Oy Subsidiary · 100% · Helsinki, Finland

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

Subsidiaries

Parent company (GLEIF)

From Wikidata.1 Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.

Timeline

  1. Dec 2, 2014Parent Directly consolidated by Keele Oy3
  2. 1995Founded Founded1

Sources

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

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