Castellum owns offices and logistics buildings across Nordic cities, but the long-running move to working from home is leaving more space empty and making rents harder to defend. With a lot of borrowing and properties already being marked down, the big question is whether its push into stronger city locations, public-sector tenants, and greener buildings can keep income steady.Read more
Castellum is trying to deepen its footprint in prime Nordic office hubs by building new Stockholm projects and buying into Entra’s central Oslo properties, betting these locations stay in demand. The catch is that new builds and a weaker economy can leave space unfilled and put pressure on property values and debt.Read more
Castellum bets on growing Nordic cities, greener buildings, and more flexible office spaces to fill empty space faster and lift rents. But its big exposure to offices, heavy borrowing, and shaky tenants mean the upside could come with real bumps along the way.Read more
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Castellum AB (publ) is a Swedish property company that owns, manages, and develops commercial properties in growth cities. As of 30 June 2026, the property value amounted to approximately SEK 134 Bn. The company is listed on Nasdaq Stockholm Large Cap and is classified as green under the Green Equity Designation. Castelum is the only Swedish property company included in the Dow Jones Sustainability Indices (DJSI). Castellum AB (publ) is incorporated in Sweden.
