Centennial
Centennial (Endre Rösjö Family Office) is a single-family office headquartered in Oslo. Founded in 1984 and restructured in 1996, the firm manages the fortune built by Norwegian investor Endre Rösjö, whose early success in shipping, finance and real estate...

Centennial
Centennial (Endre Rösjö Family Office) is a single-family office headquartered in Oslo. Founded in 1984 and restructured in 1996, the firm manages the fortune built by Norwegian investor Endre Rösjö, whose early success in shipping, finance and real estate underpins the family’s capital base. Centennial allocates across private equity, telecom, real estate and maritime credit—deploying flexible, long-term capital.
General information
Firm type
Single Family Office
Year founded
1984
AUM
—
Location
Region
Europe
Country
—
City
Oslo
Corporate office
Centennial AS Frydenbergveien 46 B
Frequently asked questions
What is Centennial?
Centennial is a single family office headquartered in Oslo.
When was Centennial founded?
Centennial was founded in 1984.
Where is Centennial headquartered?
Centennial is headquartered in Oslo, in the Europe region.
What does Altss track for Centennial?
Altss maintains an OSINT-verified profile of Centennial covering investment focus (ESG policy, ticket size, target IRR, currency preference, regional focuses, industry focuses, technological focuses), team (service providers and advisors), deals (company deals and fund commitments), assets (real estate, public market positions, private companies, art and cultural holdings, philanthropy and foundations), and network (club memberships, associations, and event participation). Detailed values are available to Altss subscribers.
What is Centennial's website?
Centennial's public website is www.centennial.no. Verified contact details for principals and decision-makers are available to Altss subscribers.
What type of firm is Centennial?
Centennial is classified by Altss as a Single Family Office within the Europe region.
How does Altss source intelligence on Centennial?
Altss combines OSINT (open-source intelligence) with regulatory filings, public disclosures, and licensed data partners. Source provenance is tracked to support compliance-ready research workflows.
How fresh is the Altss profile for Centennial?
Centennial's profile is part of Altss's continuous-refresh dataset, with a full update cycle at least every 30 days and priority changes applied as new information is verified.
Company types
Confirmed
Pipeline
Indicated
Negative
Industry focuses
Confirmed
Pipeline
Indicated
Negative
Regional focuses
Confirmed
Pipeline
Indicated
Negative
Technological focuses
Confirmed
Pipeline
Indicated
Negative
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Get accessInvestment stages
Confirmed
Pipeline
Indicated
Negative
Emerging interests
Hard exclusions
ESG policy
Direct deal program
Emerging manager LP program
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Get accessManager maturity preference
Confirmed
Indicated
Ticket size (USD M, min/max)
Preferred fund size (USD M, min/max)
Investment horizon (years, min/max)
Target IRR (%)
Max leverage
Liquidity terms
Currency preference
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Get accessPhilanthropy-only themes
Political donations
Service Providers & Advisors
| Category | Firm | Years Active | Primary Contact |
|---|---|---|---|
Company Deals
| Date | Company | Type | Sector | Geography | Role | Amount | Deal Lead | Co-investors | Insight |
|---|---|---|---|---|---|---|---|---|---|
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Get accessFund Commitments
| Date | Fund | Strategy | Geography | Role | Fund size | Vintage |
|---|---|---|---|---|---|---|
Club Memberships and Associations & Advisors
| Organization | Role | Since | Notes |
|---|---|---|---|
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Get accessEvent & Conference Participation
| Event | Role | Date | Location |
|---|---|---|---|
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Continuous refresh with full update cycles at least every 30 days.
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