24.40
-0.61%
Close of 9 Nov 2026, in NOK
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About Sea1 Offshore
Its shares trade on Oslo Børs under the ticker SEA1.OL. It has been listed since 12 August 2005. In the fiscal year to 31 December 2025, it reported net income of $1.09bn. At that date it held total assets of $7.70bn and shareholders' equity of $4.14bn.
Siem Offshore AS engages in the ownership and operation of support vessels for the oil and gas industry. The company is headquartered in Kristiansand, Vest-Agder. The company went IPO on 2005-08-12. Its primary activity is the ownership and operation of Offshore Support Vessels (OSV) for the offshore energy service industry and the offshore renewables market. The firm operates a fleet of 28 vessels, including Siem Symphony, Siem Thiima, JOIDES Resolution and Siem Pride, among others. Siem Offshore’s operations are divided into six reportable segments: Platform Supply Vessels (PSV), Offshore Subsea Construction Vessel (OSCV) and Well Intervention Vessels (WIV), Anchor Handling Tug Supply Vessels (AHTS), Canadian fleet, Scientific Core-Drilling and Brazilian Fleet. Siem Offshore Inc has several subsidiaries, such as Secunda Holdings Limited, Siem Offshore Rederi AS, Siem Offshore US Holding AS as well as Siem Offshore Maritime Personnel AS.
Figures and description from our data supplier, not checked against the company's own report.
Company facts
- Sector
- Energy
- Industry
- Energy Equipment & Services
- Listed since
- 12 Aug 2005
- Employees
- 1,179
- Website
- siemoffshore.com ↗
Leadership
Pay as last reported
- Mr. Christen SveaasChairman of the Board
- Mr. Bernt OmdalChief Executive Officer
- Mr. Vidar JerstadChief Financial Officer
- Mr. Tore LillestoChief Operating Officer
- Mr. Tore JohannessenOrganization and Human Resources Director
- Mr. Michael DeloucheDirector
- Mr. Rune LundetraeDirector
- Ms. Celina MidelfartDirector
- Mr. Otto Moltke-HansenDirector
- Mr. Aexander MonnasDirector
- Mr. David MullenDirector
- Mr. Barry RidingsDirector
Environmental, social and governance
Scores out of 100, from our data supplier
- Overall
- 0
- Environment
- 0
- Social
- 0
- Governance
- 0
SWOT analysis
AI-generated by our data supplier. Not written or checked by our editors.
Strengths
- Company employs 1,179 full-time employees.
- Operates a fleet of 28 vessels including notable vessels like Siem Symphony and Siem Pride.
- Has six reportable segments covering various vessel types and markets.
Weaknesses
- No specific weaknesses mentioned in the provided information.
- No details on financial performance or market share provided.
- No information on operational challenges or risks.
Opportunities
- Expansion into offshore renewables market as part of primary activity.
- Growth potential in the offshore energy service industry.
- Potential for fleet expansion through subsidiaries like Siem Offshore Maritime Personnel AS.
Threats
- Dependence on the oil and gas industry which may face market volatility.
- No information on competition or market saturation.
- No data on regulatory changes affecting offshore operations.
Sources and methodology
- Data on this tab
- Our data supplier
- Chart on the Overview
- TradingView
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