Private company
Siem Offshore Rederi
Siem Offshore Rederi is a Norwegian shipping line based in Kristiansand, founded in 1854.1
Last updated Oct 21, 2026.
Overview
1854Founded1
Corporate structure
Siem Offshore Rederi is part of a group headed by Kistefos. 13 entities, 3 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
- Kistefos Oslo, Norway
- KISTEFOS VENTURE CAPITAL AS 100% · Oslo, Norway
- SEMINE AS Kristiansand S, Norway
- VIKING SUPPLY SHIPS AS 80.2% · Kristiansand S, Norway
- Siem Offshore Rederi 51.8% · Kristiansand S, Norway
- Viking Supply Ships AB Stenungsund, Sweden
- WESTERN BULK CHARTERING AS Oslo, Norway
- WESTERN BULK CARRIERS AS Oslo, Norway
- WESTERN BULK PTE. LTD. Singapore, Singapore
- Kistefos Wood Pulp Mill Subsidiary · Dokka, Norway
- KISTEFOS INVESTMENT AS Subsidiary · 100% · Oslo, Norway
- Waterfront Shipping Subsidiary · Oslo
- Western Bulk Subsidiary · Oslo
- KISTEFOS VENTURE CAPITAL AS 100% · Oslo, Norway
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
Ultimate parent
From Wikidata.1 Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.
Timeline
- 1854Founded Founded1
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataSiem Offshore Rederi on Wikidata
- 2